romych/OK240.2-Firmware
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OK240.2-Firmware/MON_Turbo/turbo_mon.asm

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; ======================================================
; Ocean-240.2
; Turbo monitor
;
; Disassembled by Romych 2025-09-09
; ======================================================
DEVICE NOSLOT64K
INCLUDE "io.inc"
INCLUDE "equates.inc"
INCLUDE "ram.inc"
INCLUDE "bios_entries.inc"
OUTPUT tmon_E000.bin
MODULE TURBO_MONITOR
ORG 0xe000
; ------------------------------------------------------
; Monitor Entry points
; ------------------------------------------------------
start: JP m_init ; E000
mon_cold_start: JP m_cold_start ; E003
non_con_status: JP m_con_status ; E009
mon_con_in: JP tm_con_in ; E00C
mon_con_out: JP m_con_out ; E00F
mon_serial_in: JP m_serial_in ; E012
mon_serial_out: JP m_serial_out ; E015
mon_char_print: JP tm_char_print ; E018
mon_tape_read: JP m_tape_read ; E01B
mon_tape_write: JP m_tape_write ; E01E
ram_disk_read: JP m_ramdisk_read ; E021
ram_disk_write: JP m_ramdisk_write ; E024
mon_free_fn1: JP m_cold_start ; E027
mon_free_fn2: JP m_cold_start ; E02A
mon_tape_wait: JP m_tape_wait ; E02D
mon_tape_detect: JP m_tape_blk_detect ; E030
read_floppy: JP m_read_floppy ; E033
write_floppy: JP m_write_floppy ; E036
; ------------------------------------------------------
; Init system devices
; ------------------------------------------------------
m_init:
DI
LD SP, TM_VARS.rst_ret_JP
LD A, 10000000b ; DD17 all ports to out
OUT (SYS_DD17CTR), A ; VV55 Sys CTR
OUT (DD67CTR), A ; VV55 Video CTR
CALL m_init_kbd_tape
LD A, 01111111b ; VSU=0, C/M=1, FL=111, COL=111
OUT (VID_DD67PB), A ; color mode
LD A, 00000001b
OUT (SYS_DD17PB), A ; Access to VRAM
LD B, 0x0
LD HL, 0x3f00
LD A, H
ADD A, 65 ; A=128 0x80
; Clear memory from 0x3F00 to 0x7FFF
i_fill_video:
LD (HL), B
INC HL
CP H
JP NZ, i_fill_video
XOR A
OUT (SYS_DD17PB), A ; Disable VRAM
LD A, 00000111b
OUT (SYS_DD17PC), A ; pix shift to 7
LD (TM_VARS.m_pix_shift), A
XOR A
LD (TM_VARS.m_screen_mode), A
LD (TM_VARS.m_row_shift), A
; Set color mode and palette
LD (TM_VARS.m_curr_color+1), A
CPL
LD (TM_VARS.m_curr_color), A
LD A, 00000011b
LD (TM_VARS.m_cur_palette), A
; VSU=0, C/M=1, FL=000, COL=011
; color mode, black border
; 00-black, 01-red, 10-purple, 11-white
LD A, 01000011b
OUT (VID_DD67PB), A
; config LPT
LD A, 0x4
OUT (DD67PC), A ; bell=1, strobe=0
LD (TM_VARS.m_strobe_state), A ; store strobe
LD HL,1024 ; 683us
LD (TM_VARS.m_beep_period), HL
LD HL, 320 ; 213us
LD (TM_VARS.m_beep_duration), HL
; Config UART
LD A, 11001110b
OUT (UART_DD72RR), A
LD A, 00100101b
OUT (UART_DD72RR), A
; Config Timer#1 for UART clock
LD A, 01110110b ; tmr#1, load l+m bin, sq wave
OUT (TMR_DD70CTR), A
; 1.5M/10 = 150kHz
LD A, 10
OUT (TMR_DD70C2), A
XOR A
OUT (TMR_DD70C2), A
; Config PIC
LD A,00010010b ; ICW1 edge trigger, interval 8, sin...
OUT (PIC_DD75RS), A
XOR A
OUT (PIC_DD75RM), A ; ICW2
CPL
OUT (PIC_DD75RM), A ; ICW3 no slave
LD A,00100000b
OUT (PIC_DD75RS), A ; Non-specific EOI command, End of I...
LD A, PIC_POLL_MODE
OUT (PIC_DD75RS), A ; Poll mode, poll on next RD
; Init cursor
CALL m_draw_cursor
LD HL, TM_VARS.tm_stsp
LD (TM_VARS.tm_stack_0), HL ; tm_stack_0 - directly not used elsewhere
LD A, JP_OPCODE
LD (RST1), A
LD HL, m_rst1_handler
LD (RST1_handler_addr), HL
; Beep
LD C, ASCII_BELL
CALL m_con_out
; check bios exists
LD A, (BIOS.boot_f)
CP JP_OPCODE
JP Z, BIOS.boot_f
LD HL, msg_hw_mon
CALL m_out_strz
JP m_cold_start
m_out_strz:
LD C, (HL)
LD A, C
OR A
RET Z
CALL m_con_out
INC HL
JP m_out_strz
msg_hw_mon:
DB "\r\nHARDWARE MONITOR+ V1\r\n", 0
DS 3, 0xFF
m_init_kbd_tape:
LD A, 10010011b
; Configure KBD/TAPE VV55
; A - In, B-Out, Ch-Out, Cl-In
OUT (KBD_DD78CTR), A
LD A, PORT_C4
OUT (KBD_DD78PC), A
XOR A
OUT (KBD_DD78PC), A
XOR A
LD (TM_VARS.m_last_key), A
RET
; ------------------------------------------------------
; Console status
; Out: A = 0 - not ready
; A = 0xFF - ready (key pressed)
; ------------------------------------------------------
m_con_status:
LD A, (TM_VARS.m_last_key)
OR A
JP Z, mc_check_irq
LD A, 0xff ; ready
RET
; ckeck keyboard IRQ
mc_check_irq:
IN A, (PIC_DD75RS)
AND KBD_IRQ
RET Z ; no int from keyboard
; read keyboard data
IN A, (KBD_DD78PA)
OR A
JP NZ, mc_has_key
LD A, KBD_ACK ; ACK=1
OUT (KBD_DD78PC), A
XOR A
OUT (KBD_DD78PC), A ; ACK=0
XOR A
RET
mc_has_key:
PUSH BC
LD B, A ; store row in B
IN A, (KBD_DD78PC)
AND 00001111b ; column code
LD C, A
IN A, (KBD_DD78PB) ; [JST3..1, ACK,TAPE5,TAPE4,GK,GC]
RRA
AND 00110000b ; SHIFT+CTRL
OR C
LD C, A ; C=SHIFT+CTRL+IE10
LD A,KBD_ACK ; ACK=1
OUT (KBD_DD78PC), A
XOR A ; ACK=0
OUT (KBD_DD78PC), A
LD A,B ; A = key
LD B, 0xff
; decode key
mc_calc_column:
INC B
RRA ; >> [CF] -> 7
JP NC,mc_calc_column
LD A, C
RLA ; 0 <- [CF] <<
RLA
RLA
; IE10 shifted + B
AND 01111000b
OR B
INC A
CP KEY_ALF
JP NZ, mc_not_alf
LD A, 0x0
LD (TM_VARS.mc_stored_key), A
JP mc_fin
mc_not_alf:
CP 0xc
JP NZ,mc_chk_fix
LD A, 0xff
LD (TM_VARS.mc_stored_key), A
JP mc_fin
mc_chk_fix:
CP KEY_FIX
JP NZ,mc_plain_key
; invert fix state
LD A, (TM_VARS.mc_fix_state)
CPL
LD (TM_VARS.mc_fix_state), A
JP mc_fin
mc_plain_key:
LD (TM_VARS.m_last_key), A
LD A, C
AND 0x30
LD (TM_VARS.m_last_shifts), A
POP BC
LD A, 0xff
RET
mc_fin:
POP BC
XOR A
RET
; ------------------------------------------------------
; Read key
; Inp: A
; ------------------------------------------------------
tm_con_in:
CALL m_con_status
OR A
JP Z, tm_con_in
LD A, (TM_VARS.m_last_key)
PUSH HL
PUSH BC
LD B, A
LD A, (TM_VARS.m_last_shifts)
LD C, A
LD HL, mci_ctrl_tab
AND 0x10 ; Ctrl
JP NZ, mci_is_crtl
LD A, C
LD HL, mci_alt_tab
AND 0x20 ; Shift
JP NZ, mci_is_shift
LD A, (TM_VARS.mc_fix_state)
OR A
JP NZ, mci_is_shift
LD HL, mci_base_tab
; Calc offset for key decode
mci_is_shift:
LD A, B ; last
ADD A, L
LD L, A
LD A, H
ADC A, 0x0
LD H, A
LD C, (HL) ; C - decoded
LD A, (TM_VARS.mc_stored_key)
OR A
LD A, C ; A = decoded key
JP Z, mci_key_zero
OR 0x80
mci_key_zero:
LD C, A
XOR A
LD (TM_VARS.m_last_key), A
; Return A=C=key
LD A, C
POP BC
POP HL
RET
mci_is_crtl:
LD A,B
ADD A,L
LD L, A
LD A,H
ADC A, 0x0
LD H, A
LD A, (HL)
JP mci_key_zero
mci_base_tab equ $-1
db ',', '-', 0x00, 0x00, 0x00, '7', '8', '9'
db 0x1B, 0x09, 0x00, 0x00, 0x00, '0', '.', "\r"
db '@', 'J', 'F', 'Q', 0x00, '1', '2', '3'
db 0x9E, '1', 'C', 'Y', '^', '4', '5', '6'
db 0x81, '2', 'U', 'W', 'S', '+', 0x7F, 0x03
db 0x86, '3', 'K', 'A', 'M', "\b", 0x99, 0x8B
db '4', 'E', 'P', 'I', ' ', 0x84, "\r", '/'
db 0x92, '5', 'N', 'R', 'T', 0x98, 0x85, '_'
db 0x83, '6', 'G', 'O', 'X', '.', ':', '-'
db '7', '[', 'L', 'B', 0x93, 0x5C, 'H', '0'
db '8', ']', 'D', ';', ',', 'V', 'Z', '9'
mci_alt_tab equ $-1
db ',', '-', 0x00, 0x00, 0x00, '7', '8', '9'
db 0x1B, "\t", 0x00, 0x00, 0x00, '0', '.', "\r"
db '`', 'j', 'f', 'q', 0x00, '1', '2', '3'
db 0x9E, '!', 'c', 'y', '~', '4', '5', '6'
db 0x81, '"', 'u', 'w', 's', '+', 0x7F, 0x03
db 0x86, '#', 'k', 'a', 'm', "\b", 0x99, 0x8B
db '$', 'e', 'p', 'i', ' ', 0x84, "\r", '?'
db 0x92, '%', 'n', 'r', 't', 0x98, 0x85, '_'
db 0x83, '&', 'g', 'o', 'x', '>', '*', '='
db 0x27, '{', 'l', 'b', 0x93, '|', 'h', '0'
db '(', '}', 'd', '+', '<', 'v', 'z', ')'
mci_ctrl_tab equ $-1
db ',', '-', 0x00, 0x00, 0x00, '7', '8', '9'
db 0x1B, "\t", 0x00, 0x00, 0x00, '0', '.', "\r"
db 0x00, "\n", 0x06, 0x11, 0x00, '1', '2', '3'
db 0x9E, '1', 0x03, 0x19, 0x1E, '4', '5', '6'
db 0x81, '2', 0x15, 0x17, 0x13, '+', 0x7F, 0x03
db 0x86, '3', "\v", 0x01, "\r", "\b", 0x99, 0x8B
db '4', 0x05, 0x10, "\t", ' ', 0x84, "\r", '/'
db 0x92, '5', 0x0E, 0x12, 0x14, 0x98, 0x85, 0x1F
db 0x83, '6', "\a", 0x0F, 0x18, '.', ':', '-'
db '7', 0x1B, "\f", 0x02, 0x93, 0x1C, "\b", '0'
db '8', 0x1D, 0x04, ';', ',', 0x16, 0x1A, '9'
; ------------------------------------------------------
; Out char to console
; Inp: C - char
; ------------------------------------------------------
m_con_out:
PUSH HL
PUSH DE
PUSH BC
CALL m_con_out_int
POP BC
POP DE
POP HL
RET
; ------------------------------------------------------
; Out char C to console
; ------------------------------------------------------
m_con_out_int:
LD DE, TM_VARS.m_esc_mode
LD A, (DE)
DEC A
OR A
JP M, co_print_no_esc ; standart print no ESC mode
JP NZ, co_exit_esc
; handle ESC param
INC DE
LD A, (DE)
OR A
JP P, co_get_esc_param
LD A, C
AND 0xf ; convert char to command code
LD (DE), A
INC DE
XOR A
LD (DE), A
RET
co_get_esc_param:
LD HL, TM_VARS.m_esc_cmd
LD B, (HL)
; inc param count
INC HL
LD A, (HL)
INC A
LD (HL), A
; store new param
LD E, A
LD D, 0x0
ADD HL, DE
LD (HL), C
; get params count for esc command
LD HL, m_esc_params_tab
LD E, B ; d=0, b = cmd
ADD HL, DE ; DE - command offset
CP (HL)
; return if enough
RET M
; Entry point for user programs
; to use graphics with parameters in ASCII form
LD A, (TM_VARS.m_esc_cmd)
AND 0xf ; ??? already applied
CP 15
JP Z, ge_lbl_1
CP 11
LD C, 0x5
JP Z, ge_lbl_2
CP 4
JP P, esc_handler1
ge_lbl_1:
LD C, 0x4
ge_lbl_2:
LD HL, TM_VARS.m_esc_param_1
LD D, H
LD E, L
ge_lbl_3:
LD A, (HL)
CP 0x3a ; ':'
JP M, ge_is_digit_1
SUB 0x7
ge_is_digit_1:
AND 0xf
ADD A, A
ADD A, A
ADD A, A
ADD A, A
LD B, A ; B=A*16
INC HL
LD A, (HL)
CP ':'
JP M, ge_is_digit_2
SUB 0x7
ge_is_digit_2:
AND 0xf
OR B
INC HL
LD (DE), A
INC DE
DEC C
JP NZ, ge_lbl_3
esc_handler1:
LD HL, TM_VARS.m_esc_cmd
LD A, (HL)
AND 0xf
LD E, A
DEC HL
OR A
LD (HL), 0x2
RET Z
LD D, 0x0
LD (HL), D
DEC DE
; Calc ESC command handler offset
LD HL, m_esc_handler_tab
ADD HL, DE
ADD HL, DE
LD E, (HL)
INC HL
; HL = addr of handler func
LD D, (HL)
EX DE, HL
; It is 1..4 func DRAW_* func?
CP 0x4
JP P, esc_no_draw_fn
LD A, (TM_VARS.m_screen_mode)
AND 00000111b
; If not in graphics mode - exit
JP NZ, esc_exit
esc_no_draw_fn:
LD DE, esc_exit
PUSH DE
; Jump to ESC func handler
JP (HL)
esc_exit:
XOR A
LD (TM_VARS.m_esc_mode), A
RET
; Count of parameters for ESC commands
m_esc_params_tab:
db 4, 8, 8, 4, 1, 2, 1, 1
db 1, 1, 1, 10, 1, 1, 1, 8
m_esc_handler_tab:
dw esc_draw_fill_rect ; <ESC>1
dw esc_draw_line ; <ESC>2
dw esc_draw_dot ; <ESC>3
dw esc_set_color ; <ESC>4
dw esc_set_cursor ; <ESC>5
dw esc_set_vmode ; <ESC>6
dw esc_set_charset ; <ESC>7
dw esc_set_palette ; <ESC>8
dw esc_reset_esc ; <ESC>9
dw esc_print_screen ; <ESC>:
dw esc_fn_b ; <ESC>;
dw esc_fn_none ; <ESC><
dw esc_fn_none ; <ESC>=
dw esc_fn_none ; <ESC>>
dw esc_set_beep ; <ESC>?
esc_fn_none:
RET
esc_set_beep:
LD DE, TM_VARS.m_esc_param_1
LD A, (DE)
LD H, A
INC DE
LD A, (DE)
LD L, A
LD (TM_VARS.m_beep_period), HL
INC DE
LD A, (DE)
LD H, A
INC DE
LD A, (DE)
LD L, A
LD (TM_VARS.m_beep_duration), HL
RET
esc_reset_esc:
POP DE
XOR A
LD (TM_VARS.m_esc_mode), A
LD A, (TM_VARS.m_screen_mode)
RET
esc_print_screen:
LD A, (TM_VARS.m_screen_mode)
AND 00000111b
RET NZ ; ret if not 0 mode
LD DE, 0x30ff
CALL m_print_hor_line
DEC E
LD D, 0xf0
fna_chk_keys:
CALL m_con_status
OR A
JP Z, fna_no_keys
CALL tm_con_in
CP ASCII_ESC
RET Z
fna_no_keys:
CALL m_print_hor_line
DEC E
JP NZ, fna_chk_keys
LD D, 0xe0
CALL m_print_hor_line
RET
; ------------------------------------------------------
; Print line to printer
; D - width
; ------------------------------------------------------
m_print_hor_line:
LD HL, cmd_esc_set_X0
; Set printer X coordinate = 0
CALL m_print_cmd
LD HL, 4
LD (TM_VARS.m_print_pos_x), HL ; Set start coord X = 4
LD B, 0x0
phl_print_next_col:
LD C, 0x0
; 1
CALL m_get_7vpix
AND D
CALL NZ, m_print_vert_7pix
LD HL, (TM_VARS.m_print_pos_x)
INC HL
; inc X
LD (TM_VARS.m_print_pos_x), HL
LD C, 0x1
; 2
CALL m_get_7vpix
AND D
CALL NZ, m_print_vert_7pix
LD HL, (TM_VARS.m_print_pos_x)
INC HL
; inc X
LD (TM_VARS.m_print_pos_x), HL
INC B
LD A, B
CP 236
JP C, phl_print_next_col
LD HL, cmd_esc_inc_Y2
CALL m_print_cmd
RET
; ------------------------------------------------------
; Send command to printer
; Inp: HL -> to command bytes array
; ------------------------------------------------------
m_print_cmd:
PUSH BC
ps_print_nxt:
LD A, (HL)
CP ESC_CMD_END
JP Z, ps_cmd_end
LD C, A
CALL m_print_write
INC HL
JP ps_print_nxt
ps_cmd_end:
POP BC
RET
; ------------------------------------------------------
; Print 7 vertical pixels to printer
; Inp: A - value to print
; ------------------------------------------------------
m_print_vert_7pix:
PUSH AF
; Set coordinate X to 0
LD HL, cmd_esc_set_X
CALL m_print_cmd
LD HL, (TM_VARS.m_print_pos_x)
LD C,H
CALL m_print_write
LD C,L
CALL m_print_write
; Set column print mode
LD HL, cmd_esc_print_col
CALL m_print_cmd
POP AF
; Print 7 vertical pixels
LD C, A
CALL m_print_write
RET
; ------------------------------------------------------
; Control codes for printer УВВПЧ-30-004
; ------------------------------------------------------
; <ESC>Zn - Increment Y coordinate
cmd_esc_inc_Y2:
db ASCII_ESC
db 'Z'
db 2h
db ESC_CMD_END
; <ESC>Xnn - Set X coordinate
cmd_esc_set_X0:
db ASCII_ESC
db 'X'
db 0h ; 0..479
db 0h
db ESC_CMD_END
; ------------------------------------------------------
; <ESC>X - Start on "Set X coordinate" command
; ------------------------------------------------------
cmd_esc_set_X:
db ASCII_ESC
db 'X'
db ESC_CMD_END
; <ESC>O - Column print (vertical 7 bit)
cmd_esc_print_col:
db ASCII_ESC
db 'O'
db ESC_CMD_END
; ------------------------------------------------------
; Get 7 vertical pixels from screen
; Inp: C - sheet
; Out: A - byte
; ------------------------------------------------------
m_get_7vpix:
LD A, (TM_VARS.m_row_shift)
ADD A, B
ADD A, 19 ; skip first 20pix
LD L, A
PUSH DE
PUSH BC
LD A, E
g7v_calc_pix_no:
AND 0x7
LD B, A
LD A, E
; calc hi addr
RRA ; /8
RRA
RRA
AND 0x1f
ADD A, A ; *2
ADD A, 64 ; bytes per row
LD H, A
; select sheet 0|1
LD A, C
AND 0x1
ADD A, H
LD H, A
; HL = pix addr, turn on VRAM access
LD A, 0x1
OUT (SYS_DD17PB), A
LD E, (HL) ; read pixel
INC H ; HL += 512
INC H
LD D, (HL) ; read pixel row+1
; turn off VRAM access
XOR A
OUT (SYS_DD17PB), A
g7v_for_all_pix:
DEC B
JP M,g7v_all_shifted
; shift pixels D >> [CF] >> E
LD A, D
RRA
LD D, A
LD A, E
RRA
LD E, A
JP g7v_for_all_pix
g7v_all_shifted:
LD A, E
LD D,00000000b
RRA
JP NC,g7v_not_1_1
LD D,00110000b
g7v_not_1_1:
RRA
JP NC,g7v_not_1_2
LD A, D
OR 11000000b
LD D, A
g7v_not_1_2:
LD A, D
POP BC
POP DE
RET
esc_set_palette:
LD A, (TM_VARS.m_esc_param_1)
AND 00111111b ; bgcol[2,1,0],pal[2,1,0]
LD (TM_VARS.m_cur_palette), A
LD B, A
LD A, (TM_VARS.m_screen_mode)
AND 0x7
LD A, 0x0
JP NZ,esp_no_colr
LD A, 0x40
esp_no_colr:
OR B
OUT (VID_DD67PB), A
RET
esc_set_charset:
LD A, (TM_VARS.m_esc_param_1)
AND 0x3 ; charset 0..3
LD (TM_VARS.m_codepage), A
RET
; ------------------------------------------------------
; Get address for draw symbol glyph
; ------------------------------------------------------
m_get_glyph:
LD L, A
LD E, A
XOR A
LD D, A
LD H, A
; HL = DE = A
ADD HL, HL
ADD HL, DE
ADD HL, HL
ADD HL, DE
; HL = A * 7
LD A, E ; A = A at proc entry
CP '@'
; First 64 symbols is same for all codepages
JP M, m_cp_common
LD A, (TM_VARS.m_codepage)
OR A
; cp=0 - Latin letters
JP Z, m_cp_common
DEC A
; cp=1 - Russian letters
JP Z, m_cp_russ
; cp=2 - 0x40..0x5F - displayed as Lat
; 0x60 - 0x7F - displayed as Rus
LD A, E
CP 0x60
JP M, m_cp_common
m_cp_russ:
LD DE, 448 ; +448=64*7 Offset for cp1
ADD HL, DE
m_cp_common:
LD DE, m_font_cp0-224 ; m_font_cp0-224
ADD HL, DE ; add symbol glyph offset
RET
; ------------------------------------------------------
; Console output
; ------------------------------------------------------
co_print_no_esc:
LD A, C
AND 0x7f
CP ' '
JP M, m_print_control_char
CALL m_get_glyph
; Calc screen address to DE
EX DE, HL
LD HL, (TM_VARS.m_cursor_row)
LD A, (TM_VARS.m_row_shift)
ADD A, L
LD L, A
LD A, H
ADD A, 64
LD H, A
LD C, 7
LD A, (TM_VARS.m_screen_mode)
AND 0x7
JP NZ, co_m_no_color
; Access to video RAM
LD A, 0x1
OUT (SYS_DD17PB), A
EX DE, HL
; draw to both planes
XOR A
LD (DE), A
INC D
LD (DE), A
DEC D
INC E
co_m_colorify:
LD A, (TM_VARS.m_curr_color)
AND (HL)
ADD A, A
LD (DE), A
INC D
LD A, (TM_VARS.m_curr_color+1)
AND (HL)
ADD A, A
LD (DE), A
; next font byte
DEC D
INC HL
INC E
DEC C
JP NZ, co_m_colorify
XOR A
; Remove access to VRAM
OUT (SYS_DD17PB), A
; Address to draw cursor proc on stack
LD HL, m_draw_cursor
PUSH HL
LD HL, TM_VARS.m_cursor_row
LD A, (TM_VARS.m_screen_mode)
AND 0x8
JP NZ, m_cursor_rt_2
m_psc_fwd_cmn:
INC HL
LD A, (HL)
ADD A, 0x2
AND 0x3f
LD (HL), A
DEC HL
RET NZ
m_psc_lf_cmn:
LD A, (HL)
ADD A, 0xe
CP 0xfa
JP NC, LAB_ram_e57a
LD (HL), A
RET
LAB_ram_e57a:
LD A, (TM_VARS.m_row_shift)
ADD A, 0xe
OUT (SYS_DD17PA), A
LD (TM_VARS.m_row_shift), A
LD HL, 0x40f0
ADD A, L
LD L, A
DEC L
DEC L
LD C, H
LD A, 0x1
OUT (SYS_DD17PB), A
XOR A
LD DE, 0x1240
LAB_ram_e594:
LD H, C
LD B, E
LAB_ram_e596:
LD (HL), A
INC H
DEC B
JP NZ, LAB_ram_e596
INC L
DEC D
JP NZ, LAB_ram_e594
XOR A
OUT (SYS_DD17PB), A
RET
m_psc_bksp_cmn:
INC HL
LD A, (HL)
SUB 0x2
AND 0x3f
LD (HL), A
CP 0x3e
DEC HL
RET NZ
m_psc_up_cmn:
LD A, (HL)
SUB 14
JP NC, up_no_minus
LD A, 238
up_no_minus:
LD (HL), A
RET
m_psc_tab_cmn:
INC HL
LD A, (HL)
ADD A,16
AND 0x30
LD (HL), A
DEC HL
RET NZ
JP m_psc_lf_cmn
m_psc_tab:
INC HL
LD A, (HL)
ADD A, 16
AND 0x30
LD (HL), A
DEC HL
RET NZ
JP m_psc_lf
; Move cursor 2 sym right, move to next line if wrap
m_cursor_rt_2:
INC HL
LD A, (HL)
ADD A,2
AND 0x3f ; screen column 0..63
LD (HL), A
DEC HL
RET NZ ; Return if no wrap
m_psc_lf:
LD A, (HL)
ADD A, 12
CP 16
JP NC, mp_next_nowr
LD (HL), A
RET
mp_next_nowr:
LD A, (TM_VARS.m_row_shift)
LD L, A
ADD A, 12
LD E, A
LD C, 8
; Acces VRAM
LD A,1
OUT (SYS_DD17PB), A
LAB_ram_e5f2:
LD B, 0x40
LD H, 0x40
LD D, H
LAB_ram_e5f7:
LD A, (DE)
LD (HL), A
INC H
INC D
DEC B
JP NZ, LAB_ram_e5f7
INC L
INC E
DEC C
JP NZ, LAB_ram_e5f2
LD C, 0xc
LD A, (TM_VARS.m_row_shift)
ADD A, 0x8
LD E, A
LAB_ram_e60d:
LD B, 0x40
LD D, 0x40
XOR A
LAB_ram_e612:
LD (DE), A
INC D
DEC B
JP NZ, LAB_ram_e612
INC E
DEC C
JP NZ, LAB_ram_e60d
XOR A
OUT (SYS_DD17PB), A
RET
m_psc_bksp:
INC HL
LD A, (HL)
OR A
DEC HL
RET Z
INC HL
SUB 0x2
AND 0x3f
LD (HL), A
DEC HL
RET
co_m_no_color:
CP 7
JP Z, LAB_ram_e6b5
CP 3
JP Z, LAB_ram_e6b5
AND 0x2
JP NZ, LAB_ram_e7b9
LD A, 0x1
OUT (SYS_DD17PB), A
EX DE, HL
XOR A
LD (DE), A
INC E
LAB_ram_e645:
LD A, (HL)
ADD A, A
LD (DE), A
INC HL
INC E
DEC C
JP NZ, LAB_ram_e645
XOR A
OUT (SYS_DD17PB), A
LD HL, m_draw_cursor
PUSH HL
LD HL, TM_VARS.m_cursor_row
LAB_ram_e658:
INC HL
LD A, (HL)
ADD A, 0x1
AND 0x3f
LD (HL), A
DEC HL
RET NZ
LAB_ram_e661:
LD A, (HL)
ADD A, 0xb
CP 0xfa
JP NC, LAB_ram_e66b
LD (HL), A
RET
LAB_ram_e66b:
LD A, (TM_VARS.m_row_shift)
ADD A, 0xb
OUT (SYS_DD17PA), A
LD (TM_VARS.m_row_shift), A
LD HL, 0x40f0
ADD A,L
LD L, A
LD C,H
LD A, 0x1
OUT (SYS_DD17PB), A
XOR A
LD DE, 0x1040
LAB_ram_e683:
LD H, C
LD B, E
LAB_ram_e685:
LD (HL), A
INC H
DEC B
JP NZ, LAB_ram_e685
INC L
DEC D
JP NZ, LAB_ram_e683
XOR A
OUT (SYS_DD17PB), A
RET
LAB_ram_e694:
INC HL
LD A, (HL)
SUB 0x1
AND 0x3f
LD (HL), A
CP 0x3f
DEC HL
RET NZ
LAB_ram_e69f:
LD A, (HL)
SUB 0xb
JP NC, LAB_ram_e6a7
LD A, 0xf2
LAB_ram_e6a7:
LD (HL), A
RET
LAB_ram_e6a9:
INC HL
LD A, (HL)
ADD A, 0x8
AND 0x38
LD (HL), A
DEC HL
RET NZ
JP LAB_ram_e661
LAB_ram_e6b5:
CALL m_calc_addr_40
LD A, 0x1
OUT (SYS_DD17PB), A
EX DE, HL
LD A,B
OR B
JP Z, LAB_ram_e6cd
DEC B
JP Z, LAB_ram_e6df
DEC B
JP Z, LAB_ram_e706
JP LAB_ram_e731
LAB_ram_e6cd:
XOR A
LD (DE), A
INC E
LAB_ram_e6d0:
LD B, (HL)
LD A, (DE)
AND 0xc0
OR B
LD (DE), A
INC HL
INC E
DEC C
JP NZ, LAB_ram_e6d0
JP LAB_ram_e745
LAB_ram_e6df:
XOR A
LD (DE), A
DEC D
LD (DE), A
INC D
INC E
LAB_ram_e6e5:
LD A, (HL)
RRCA
RRCA
AND 0x7
LD B, A
LD A, (DE)
AND 0xf0
OR B
LD (DE), A
LD A, (HL)
RRCA
RRCA
AND 0xc0
LD B, A
DEC D
LD A, (DE)
AND 0x1f
OR B
LD (DE), A
INC D
INC HL
INC E
DEC C
JP NZ, LAB_ram_e6e5
JP LAB_ram_e745
LAB_ram_e706:
XOR A
LD (DE), A
DEC D
LD (DE), A
INC D
INC E
LAB_ram_e70c:
LD A, (HL)
RRCA
RRCA
RRCA
RRCA
AND 0x1
LD B, A
LD A, (DE)
AND 0xfc
OR B
LD (DE), A
LD A, (HL)
RRCA
RRCA
RRCA
RRCA
AND 0xf0
LD B, A
DEC D
LD A, (DE)
AND 0x7
OR B
LD (DE), A
INC D
INC HL
INC E
DEC C
JP NZ, LAB_ram_e70c
JP LAB_ram_e745
LAB_ram_e731:
DEC D
XOR A
LD (DE), A
INC E
LAB_ram_e735:
LD A, (HL)
RLCA
RLCA
LD B, A
LD A, (DE)
AND 0x1
OR B
LD (DE), A
INC HL
INC E
DEC C
JP NZ, LAB_ram_e735
INC D
LAB_ram_e745:
XOR A
OUT (SYS_DD17PB), A
LD HL, m_draw_cursor
PUSH HL
LD HL, TM_VARS.m_cursor_row
LAB_ram_e74f:
INC HL
LD A, (HL)
ADD A, 0x1
AND 0x7f
LD (HL), A
CP 0x50
DEC HL
RET M
LAB_ram_e75a:
INC HL
XOR A
LD (HL), A
DEC HL
LAB_ram_e75e:
LD A, (HL)
ADD A, 0xb
CP 0xfa
JP NC, LAB_ram_e66b
LD (HL), A
RET
LAB_ram_e768:
INC HL
LD A, (HL)
SUB 0x1
AND 0x7f
CP 0x7f
JP Z, LAB_ram_e776
LD (HL), A
DEC HL
RET
LAB_ram_e776:
LD A, 0x4f
LD (HL), A
DEC HL
LAB_ram_e77a:
LD A, (HL)
SUB 0xb
JP NC, LAB_ram_e782
LD A, 0xf2
LAB_ram_e782:
LD (HL), A
RET
LAB_ram_e784:
INC HL
LD A, (HL)
ADD A, 0x8
AND 0x7f
LD (HL), A
CP 0x50
DEC HL
RET M
JP LAB_ram_e75a
; ------------------------------------------------------
; Calculate text position in 40 column text mode
; Out: HL - addr
; B - bit no
; C = 7
; ------------------------------------------------------
m_calc_addr_40:
LD HL, (TM_VARS.m_cursor_row)
LD A, (TM_VARS.m_row_shift)
ADD A,L
LD L, A ; HL = row+shift
LD A,H
CP 4
LD B, A
JP M, ca_bef_scrn_top
AND 0x3
LD B, A
LD A,H
OR A
RRA
OR A
RRA
LD C, A
LD H, 0x3
XOR A
ca_lbl1:
ADD A,H
DEC C
JP NZ, ca_lbl1
ADD A,B
ca_bef_scrn_top:
ADD A, 0x40 ; next row
LD H, A
LD C, 0x7
RET
LAB_ram_e7b9:
LD A, (TM_VARS.m_cursor_col)
CP 0x40
JP M, LAB_ram_e7c8
LD HL, TM_VARS.m_cursor_row
CALL m_draw_cursor
RET
LAB_ram_e7c8:
LD A, 0x1
OUT (SYS_DD17PB), A
EX DE, HL
XOR A
LD (DE), A
INC E
LAB_ram_e7d0:
LD A, (HL)
ADD A, A
LD (DE), A
INC HL
INC E
DEC C
JP NZ, LAB_ram_e7d0
XOR A
OUT (SYS_DD17PB), A
LD HL, m_draw_cursor
PUSH HL
LD HL, TM_VARS.m_cursor_row
INC HL
LD A, (HL)
ADD A, 0x1
CP 0x40
JP M, LAB_ram_e7ee
LD A, 0x40
LAB_ram_e7ee:
LD (HL), A
DEC HL
RET
m_psc_clrscr_cmn:
LD A, (TM_VARS.m_screen_mode)
AND 0x8
JP NZ,m_clr_color
LD A,01111111b
OUT (VID_DD67PB), A ; C/M=1 FL=111 CL=111 All black
; Access VRAM
LD A, 0x1
OUT (SYS_DD17PB), A
LD DE, video_ram
EX DE, HL
LD A,H
ADD A,64 ; row + 1
LD B, 0x0
clr_fill_scrn1:
LD (HL),B
INC HL
CP H
JP NZ, clr_fill_scrn1
EX DE, HL
LD A, (TM_VARS.m_cur_palette)
LD B, A
LD A, (TM_VARS.m_screen_mode)
AND 0x7
LD A, 0x0
JP NZ, clr_rest_no_color
LD A, 01000000b
clr_rest_no_color:
OR B
; Restore mode and palette
OUT (VID_DD67PB), A
m_psc_home_cmn:
XOR A
NOP
NOP
LD (HL), A
INC HL
XOR A
LD (HL), A
DEC HL
XOR A
; Disable VRAM access
OUT (SYS_DD17PB), A
RET
; Clear scr in color mode
m_clr_color:
LD A, (TM_VARS.m_row_shift)
LD L, A
LD C,20
; Access VRAM
LD A, 0x1
OUT (SYS_DD17PB), A
m_clr_fill_c1:
LD H, 0x40 ; HL = 0x4000 + shift_row
LD B,64 ; 64 bytes at row
XOR A
m_clr_fill_c2:
LD (HL), A
INC H
DEC B
JP NZ, m_clr_fill_c2
INC L
DEC C
JP NZ, m_clr_fill_c1
XOR A
; Disabe VRAM access
OUT (SYS_DD17PB), A
JP m_psc_home_cmn
m_draw_cursor:
LD A, (TM_VARS.m_screen_mode)
AND 0x4
RET NZ
LD A, (TM_VARS.m_screen_mode)
AND 0x7
JP NZ, LAB_ram_e884
EX DE, HL
LD HL, (TM_VARS.m_cursor_row)
LD A, (TM_VARS.m_row_shift)
ADD A, L
LD L, A
LD A, H
ADD A, 0x40
LD H, A
LD A, 0x1
OUT (SYS_DD17PB), A
LD BC, 0x7f08
LAB_ram_e872:
LD A, (HL)
XOR B
LD (HL), A
INC H
LD A, (HL)
XOR B
LD (HL), A
DEC H
INC L
DEC C
JP NZ, LAB_ram_e872
EX DE, HL
XOR A
OUT (SYS_DD17PB), A
RET
LAB_ram_e884:
CP 0x3
JP Z, LAB_ram_e8af
EX DE, HL
LD HL, (TM_VARS.m_cursor_row)
LD A, (TM_VARS.m_row_shift)
ADD A, L
LD L, A
LD A, H
CP 0x40
EX DE, HL
RET P
EX DE, HL
ADD A, 0x40
LD H, A
LD A, 0x1
OUT (SYS_DD17PB), A
LD BC, 0x7f08
LAB_ram_e8a2:
LD A, (HL)
XOR B
LD (HL), A
INC L
DEC C
JP NZ, LAB_ram_e8a2
EX DE, HL
XOR A
OUT (SYS_DD17PB), A
RET
LAB_ram_e8af:
EX DE, HL
LD HL, (TM_VARS.m_cursor_row)
LD A, H
CP 0x50
EX DE, HL
RET P
EX DE, HL
CALL m_calc_addr_40
LD A, 0x1
OUT (SYS_DD17PB), A
LD A, B
OR B
JP Z, LAB_ram_e8d0
DEC B
JP Z, LAB_ram_e8e6
DEC B
JP Z, LAB_ram_e908
JP LAB_ram_e92a
LAB_ram_e8d0:
LD BC, 0x1f08
LAB_ram_e8d3:
LD A, (HL)
AND 0xc0
LD B, A
LD A, (HL)
XOR 0x1f
AND 0x1f
OR B
LD (HL), A
INC L
DEC C
JP NZ, LAB_ram_e8d3
JP LAB_ram_e93e
LAB_ram_e8e6:
LD C, 0x8
LAB_ram_e8e8:
DEC H
LD A, (HL)
AND 0x1f
LD B, A
LD A, (HL)
XOR 0xc0
AND 0xc0
OR B
LD (HL), A
INC H
LD A, (HL)
AND 0xf0
LD B, A
LD A, (HL)
XOR 0x7
AND 0x7
OR B
LD (HL), A
INC L
DEC C
JP NZ, LAB_ram_e8e8
JP LAB_ram_e93e
LAB_ram_e908:
LD C, 0x8
LAB_ram_e90a:
DEC H
LD A, (HL)
AND 0x7
LD B, A
LD A, (HL)
XOR 0xf0
AND 0xf0
OR B
LD (HL), A
INC H
LD A, (HL)
AND 0xfc
LD B, A
LD A, (HL)
XOR 0x1
AND 0x1
OR B
LD (HL), A
INC L
DEC C
JP NZ, LAB_ram_e90a
JP LAB_ram_e93e
LAB_ram_e92a:
LD C, 0x8
DEC H
LAB_ram_e92d:
LD A, (HL)
AND 0x1
LD B, A
LD A, (HL)
XOR 0x7c
AND 0x7c
OR B
LD (HL), A
INC L
DEC C
JP NZ, LAB_ram_e92d
INC H
LAB_ram_e93e:
EX DE, HL
XOR A
OUT (SYS_DD17PB), A ; reset screen shifts
RET
m_print_control_char:
CP ASCII_ESC
JP NZ,m_psc_std_char
; turn on ESC mode for next chars
LD HL, TM_VARS.m_esc_mode
LD (HL), 0x1
INC HL
LD (HL), 0xff
RET
m_psc_std_char:
CP ASCII_BELL
JP Z, m_beep
LD HL, m_draw_cursor
PUSH HL
LD HL, TM_VARS.m_cursor_row
PUSH AF
CALL m_draw_cursor
LD A, (TM_VARS.m_screen_mode)
AND 0x8 ; mode 40x20?
JP Z, m_psc_no_40x30 ; jump if no
POP AF
CP ASCII_TAB ; TAB
JP Z,m_psc_tab
CP ASCII_BS ; BKSP
JP Z,m_psc_bksp
CP ASCII_CAN ; Cancel
JP Z,m_cursor_rt_2
CP ASCII_US ; ASCII Unit separator
JP Z,m_clr_color
CP ASCII_LF ; LF
JP Z,m_psc_lf
CP ASCII_CR ; CR
RET NZ ; ret on unknown
INC HL
LD (HL), 0x0
DEC HL
RET
; common for 40x25, 64x25, 80x25 modes
m_psc_no_40x30:
POP AF
CP ASCII_US ; Unit separator
JP Z, m_psc_clrscr_cmn
CP ASCII_FF ; Form feed
JP Z, m_psc_home_cmn
PUSH AF
LD A, (TM_VARS.m_screen_mode)
AND 0x7
JP NZ, LAB_ram_e9c6
POP AF
CP ASCII_TAB
JP Z, m_psc_tab_cmn
CP ASCII_BS
JP Z, m_psc_bksp_cmn
CP ASCII_CAN
JP Z, m_psc_fwd_cmn
CP ASCII_EM ; ASCII End of medium
JP Z, m_psc_up_cmn
CP ASCII_SUB
JP Z, m_psc_lf_cmn ; cursor down
CP ASCII_LF
JP Z, m_psc_lf_cmn
CP ASCII_CR
RET NZ
INC HL
LD (HL), 0x0
DEC HL
RET
LAB_ram_e9c6:
LD A, (TM_VARS.m_screen_mode)
CP 0x3
JP Z, m_psc_no_40x25
CP 0x7
JP Z, m_psc_no_40x25
AND 0x2
JP NZ, LAB_ram_e9ff
; For 40x25?
POP AF
CP 0x9
JP Z, LAB_ram_e6a9
CP 0x8
JP Z, LAB_ram_e694
CP 0x18
JP Z, LAB_ram_e658
CP 0x19
JP Z, LAB_ram_e69f
CP 0x1a
JP Z, LAB_ram_e661
CP 0xa
JP Z, LAB_ram_e661
CP 0xd
RET NZ
INC HL
LD (HL), 0x0
DEC HL
RET
LAB_ram_e9ff:
POP AF
CP 0xa
JP Z, LAB_ram_e661
CP 0xd
RET NZ
INC HL
LD (HL), 0x0
DEC HL
RET
m_psc_no_40x25:
POP AF
CP 0x9
JP Z, LAB_ram_e784
CP 0x8
JP Z, LAB_ram_e768
CP 0x18
JP Z, LAB_ram_e74f
CP 0x19
JP Z, LAB_ram_e77a
CP 0x1a
JP Z, LAB_ram_e75e
CP 0xa
JP Z, LAB_ram_e75e
CP 0xd
RET NZ
INC HL
LD (HL), 0x0
DEC HL
RET
m_beep:
LD HL, (TM_VARS.m_beep_duration)
EX DE, HL
LD HL, (TM_VARS.m_beep_period)
LD A,00110110b ; TMR#0 LSB+MSB Square Wave Generator
OUT (TMR_DD70CTR), A
LD A,L ; LSB
OUT (TMR_DD70C1), A
LD A,H ; MSB
OUT (TMR_DD70C1), A
LD A, (TM_VARS.m_strobe_state)
LD B, A
m_bell_cont:
LD A, D ; DE=duration
OR E
RET Z ; ret if enough
DEC DE
LD A,B
XOR BELL_PIN
LD B, A
OUT (DD67PC), A ; Invert bell pin
m_bell_wait_tmr1:
IN A, (PIC_DD75RS)
AND TIMER_IRQ ; 0x10
JP NZ,m_bell_wait_tmr1
LD A,B
XOR BELL_PIN ; Flip pin again
LD B, A
OUT (DD67PC), A
m_bell_wait_tmr2:
IN A, (PIC_DD75RS)
AND TIMER_IRQ
JP Z,m_bell_wait_tmr2
JP m_bell_cont
; ------------------------------------------------------
; <ESC>5<row><col> Set cursor position
; ------------------------------------------------------
esc_set_cursor:
LD A, (TM_VARS.m_screen_mode)
AND 0x8
RET NZ ; ret if graphics mode
CALL m_draw_cursor ; hide cursor
LD A, (TM_VARS.m_screen_mode)
AND 0x7 ; mode 0-7
JP NZ,sc_set_64_or_80
; Set cursor for 32x18 mode
LD DE, TM_VARS.m_esc_param_1
LD HL, TM_VARS.m_cursor_col
INC DE
LD A, (DE) ; column
AND 0x1f ; limit column to 0..31
ADD A, A ; *2
LD (HL), A
DEC DE
DEC HL
LD A, (DE) ; row
AND 0x1f ; 0..31
CP 17
JP C,sc_no_row_limit1
LD A,17
sc_no_row_limit1:
LD B, A
ADD A, A
ADD A,B
ADD A, A
ADD A,B
ADD A, A ; a = a * 14 (font height)
LD (HL), A
CALL m_draw_cursor
RET
sc_set_64_or_80:
LD A, (TM_VARS.m_screen_mode)
CP 0x3
JP Z, sc_set_for_80x32
CP 0x7
JP Z, sc_set_for_80x32
AND 0x2
JP NZ, sc_set_for_65x23
; Set for 64 col modes
LD DE, TM_VARS.m_esc_param_1 ; row
LD HL, TM_VARS.m_cursor_col
INC DE
LD A, (DE) ; column
SUB 0x20
AND 0x3f ; 0..63
LD (HL), A
DEC DE
DEC HL
LD A, (DE) ; row
; limit row to 0..22
AND 0x1f
CP 22
JP C,sc_no_row_limit2
LD A,22
sc_no_row_limit2:
LD B, A
ADD A, A
ADD A, A
ADD A,B
ADD A, A
ADD A,B ; A = A * 11 (font height)
LD (HL), A
CALL m_draw_cursor ; show cursor
RET
sc_set_for_65x23:
LD DE, TM_VARS.m_esc_param_1
LD HL, TM_VARS.m_cursor_col
INC DE
LD A, (DE) ; column
SUB 0x20
CP 64
JP M,sc_no_col_limit3
LD A,64
sc_no_col_limit3:
LD (HL), A
DEC DE
DEC HL
LD A, (DE) ; row
AND 0x1f
CP 22
JP C,sc_no_row_limit3
LD A,22
sc_no_row_limit3:
LD B, A
ADD A, A
ADD A, A
ADD A,B
ADD A, A
ADD A,B ; A = A * 11
LD (HL), A
CALL m_draw_cursor ; show cursor
RET
sc_set_for_80x32:
LD DE, TM_VARS.m_esc_param_1
LD HL, TM_VARS.m_cursor_col
INC DE
LD A, (DE)
SUB 0x20
AND 0x7f
CP 79
JP M, sc_no_row_limit4
LD A,79
sc_no_row_limit4:
LD (HL), A
DEC DE
DEC HL
LD A, (DE)
AND 0x1f
CP 22
JP C,sc_no_col_limit4
LD A,22
sc_no_col_limit4:
LD B, A
ADD A, A
ADD A, A
ADD A,B
ADD A, A
ADD A,B ; A = A * 11
LD (HL), A
CALL m_draw_cursor ; show cursor
RET
; ------------------------------------------------------
; <ESC>6n
; where n is
; 0 - 32x18 with cursor;
; 1,2 - 64x23 with cursor;
; 3 - 80x23 with cursor;
; 4 - 32x18 no cursor;
; 5,6 - 64x23 no cursor;
; 7 - 80x23 no cursor;
; 8 - graphics mode.
; ------------------------------------------------------
esc_set_vmode:
LD HL, TM_VARS.m_screen_mode
LD A, (TM_VARS.m_cur_palette)
LD B, A ; b = palette
LD A, (TM_VARS.m_esc_param_1)
LD C, A ; c = mode
AND 0x8 ; graph mode?
LD A, C
JP Z,svm_set_text
LD A, 0x8
svm_set_text:
AND 0xf
LD (HL), A ; save new mode
AND 0x7 ; with cursor?
LD A,00000000b
JP NZ, swm_no_color
LD A,01000000b
swm_no_color:
OR B
OUT (VID_DD67PB), A ; Set C/M and palette
LD HL, TM_VARS.m_cursor_row
CALL m_psc_clrscr_cmn
CALL m_draw_cursor
RET
; ------------------------------------------------------
; <ESC>4n n=1..4 Set drawing color
; ------------------------------------------------------
esc_set_color:
LD A, (TM_VARS.m_esc_param_1)
AND 0x3
RRA
LD B, A
LD A, 0x0
SBC A, A
LD (TM_VARS.m_curr_color), A
LD A, B
DEC A
CPL
LD (TM_VARS.m_curr_color+1), A
RET
co_exit_esc:
LD A, (TM_VARS.m_screen_mode)
AND 0x7
JP NZ, esc_exit
LD A, C
AND 0x7f
LD C, A
CP 0x20
JP M, esc_exit
LD HL, TM_VARS.m_esc_param_1
LD A, (HL)
LD E, A
ADD A, 0x8
JP C, esc_exit
LD (HL), A
INC HL
LD A, 0xf7
CP (HL)
JP C, esc_exit
LD D, (HL)
CALL SUB_ram_ebe2
LD A, L
SUB 0x7
LD L, A
PUSH HL
LD A, C
CALL m_get_glyph
POP DE
LD C, 0x7
LAB_ram_eb9b:
PUSH HL
LD A, 0x1
OUT (SYS_DD17PB), A
LD L, (HL)
LD H, 0x0
LD A, B
OR A
JP Z, LAB_ram_ebad
LAB_ram_eba8:
ADD HL, HL
DEC A
JP NZ, LAB_ram_eba8
LAB_ram_ebad:
EX DE, HL
PUSH BC
LD A, (TM_VARS.m_curr_color)
CPL
LD B, A
LD A, (HL)
XOR B
OR E
XOR B
LD (HL), A
INC H
INC H
LD A, (HL)
XOR B
OR D
XOR B
LD (HL), A
DEC H
LD A, (TM_VARS.m_curr_color+1)
CPL
LD B, A
LD A, (HL)
XOR B
OR E
XOR B
LD (HL), A
INC H
INC H
LD A, (HL)
XOR B
OR D
XOR B
LD (HL), A
DEC H
DEC H
DEC H
INC L
EX DE, HL
POP BC
XOR A
OUT (SYS_DD17PB), A
POP HL
INC HL
DEC C
JP NZ, LAB_ram_eb9b
RET
SUB_ram_ebe2:
LD A, (TM_VARS.m_row_shift)
SUB D
DEC A
LD L, A
LD A, E
AND 0x7
LD B, A
LD A, E
RRA
RRA
AND 0x3e
ADD A, 0x40
LD H, A
RET
esc_draw_fill_rect:
LD HL, TM_VARS.m_esc_param_4
LD DE, TM_VARS.m_esc_param_2
LD A, (DE)
LD B, (HL)
CP B
JP NC, LAB_ram_ec04
LD (HL), A
LD A,B
LD (DE), A
LAB_ram_ec04:
DEC DE
DEC HL
LD A, (DE)
LD B, (HL)
CP B
JP C, LAB_ram_ec0f
LD (HL), A
LD A,B
LD (DE), A
LAB_ram_ec0f:
EX DE, HL
LD E, (HL)
INC HL
LD D, (HL)
CALL SUB_ram_ebe2
PUSH HL
XOR A
LAB_ram_ec18:
SCF
RLA
DEC B
JP P, LAB_ram_ec18
RRA
LD D, A
LD HL, TM_VARS.m_esc_param_3
LD A, (HL)
AND 0x7
LD B, A
XOR A
LAB_ram_ec28:
SCF
RLA
DEC B
JP P, LAB_ram_ec28
CPL
LD E, A
LD A, (HL)
DEC HL
DEC HL
SUB (HL)
RRCA
RRCA
RRCA
AND 0x1f
LD C, A
INC HL
LD A, (HL)
INC HL
INC HL
SUB (HL)
JP NZ, LAB_ram_ec43
INC A
LAB_ram_ec43:
LD B, A
POP HL
LD A, E
LD (TM_VARS.m_esc_hex_cmd), A
LAB_ram_ec49:
PUSH DE
PUSH HL
PUSH BC
; Access VRAM
LD A, 0x1
OUT (SYS_DD17PB), A
LD A, C
OR A
JP NZ, LAB_ram_ec58
LD A, D
OR E
dr_no_cmd:
LD D, A
LAB_ram_ec58:
LD B, D
EX DE, HL
LD HL, (TM_VARS.m_curr_color)
EX DE, HL
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
INC H
LD A, C
OR A
JP Z, LAB_ram_ec81
DEC C
LAB_ram_ec70:
LD A, (TM_VARS.m_esc_hex_cmd)
JP Z, dr_no_cmd
LAB_ram_ec76:
LD (HL), E
INC H
LD (HL), D
INC H
DEC C
JP NZ, LAB_ram_ec76
JP LAB_ram_ec70
LAB_ram_ec81:
XOR A
OUT (SYS_DD17PB), A
POP BC
POP HL
POP DE
INC L
DEC B
JP NZ, LAB_ram_ec49
RET
esc_draw_line:
LD HL, TM_VARS.m_esc_param_1
LD E, (HL)
INC HL
LD D, (HL)
INC HL
LD A, (HL)
INC HL
LD H, (HL)
LD L, A
CP E
JP C, LAB_ram_ec9d
EX DE, HL
LAB_ram_ec9d:
LD (TM_VARS.m_esc_param_1), HL
LD A, E
SUB L
LD L, A
LD A, D
SUB H
LD H, A
PUSH AF
JP NC, LAB_ram_ecad
CPL
INC A
LD H, A
LAB_ram_ecad:
EX DE, HL
LD HL, (TM_VARS.m_esc_param_1)
EX DE, HL
JP Z, LAB_ram_ed96
LD A, L
OR A
JP Z, LAB_ram_ed4c
LD B, A
POP AF
LD A, 0x0
ADC A, A
LD (TM_VARS.m_esc_hex_cmd), A
LD E, H
LD C, 0x10
LD D, 0x0
LAB_ram_ecc7:
ADD HL, HL
EX DE, HL
ADD HL, HL
EX DE, HL
LD A, D
JP C, LAB_ram_ecd3
CP B
JP C, LAB_ram_ecd6
LAB_ram_ecd3:
SUB B
LD D, A
INC HL
LAB_ram_ecd6:
DEC C
JP NZ, LAB_ram_ecc7
LD DE, 0x0
PUSH DE
PUSH HL
LD HL, (TM_VARS.m_esc_param_1)
EX DE, HL
LD C,B
CALL SUB_ram_ebe2
LD A, 0x80
LAB_ram_ece9:
RLCA
DEC B
JP P, LAB_ram_ece9
CPL
LD B, A
LAB_ram_ecf0:
POP DE
EX (SP), HL
LD A,H
ADD HL, DE
SUB H
CPL
INC A
EX (SP), HL
PUSH DE
PUSH BC
LD C, A
EX DE, HL
LD HL, (TM_VARS.m_curr_color)
EX DE, HL
LD A, 0x1
OUT (SYS_DD17PB), A
LD A, (TM_VARS.m_esc_hex_cmd)
OR A
JP NZ, LAB_ram_ed21
LAB_ram_ed0b:
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
DEC H
LD A, C
OR A
JP Z, LAB_ram_ed37
DEC C
DEC L
JP LAB_ram_ed0b
LAB_ram_ed21:
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
DEC H
LD A, C
OR A
JP Z, LAB_ram_ed37
DEC C
INC L
JP LAB_ram_ed21
LAB_ram_ed37:
XOR A
OUT (SYS_DD17PB), A
POP BC
LD A,B
SCF
RLA
JP C, LAB_ram_ed44
RLA
INC H
INC H
LAB_ram_ed44:
LD B, A
DEC C
JP NZ, LAB_ram_ecf0
POP HL
POP HL
RET
LAB_ram_ed4c:
LD C,H
CALL SUB_ram_ebe2
LD A, 0x80
LAB_ram_ed52:
RLCA
DEC B
JP P, LAB_ram_ed52
CPL
LD B, A
EX DE, HL
LD HL, (TM_VARS.m_curr_color)
EX DE, HL
POP AF
LD A, 0x1
OUT (SYS_DD17PB), A
JP C, LAB_ram_ed7c
LAB_ram_ed66:
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
DEC H
LD A, C
OR A
JP Z, LAB_ram_ed92
DEC C
DEC L
JP LAB_ram_ed66
LAB_ram_ed7c:
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
DEC H
LD A, C
OR A
JP Z, LAB_ram_ed92
DEC C
INC L
JP LAB_ram_ed7c
LAB_ram_ed92:
XOR A
OUT (SYS_DD17PB), A
RET
LAB_ram_ed96:
POP AF
LD C,L
LD A,L
OR A
JP NZ, LAB_ram_ed9e
INC C
LAB_ram_ed9e:
CALL SUB_ram_ebe2
LD A, 0x80
LAB_ram_eda3:
RLCA
DEC B
JP P, LAB_ram_eda3
CPL
LD B, A
EX DE, HL
LD HL, (TM_VARS.m_curr_color)
EX DE, HL
LD A, 0x1
OUT (SYS_DD17PB), A
LAB_ram_edb3:
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
DEC H
LD A,B
SCF
RLA
JP C, LAB_ram_edc8
RLA
INC H
INC H
LAB_ram_edc8:
LD B, A
DEC C
JP NZ, LAB_ram_edb3
XOR A
OUT (SYS_DD17PB), A
RET
esc_draw_dot:
LD HL, (TM_VARS.m_esc_param_1)
EX DE, HL
CALL SUB_ram_ebe2
LD A, 0x80
LAB_ram_edda:
RLCA
DEC B
JP P, LAB_ram_edda
LD B, A
EX DE, HL
LD HL, (TM_VARS.m_curr_color)
EX DE, HL
LD A, 0x1
OUT (SYS_DD17PB), A
LD A, (HL)
XOR B
LD (HL), A
INC H
LD A, (HL)
XOR B
LD (HL), A
XOR A
OUT (SYS_DD17PB), A
RET
esc_fn_b:
LD A, (TM_VARS.m_esc_param_3)
LD B, A
OR A
RET Z
LD A, 0x7f
CP B
RET M
XOR A
LD D, A
LD E,B
CALL SUB_ram_ee53
LD A, 0x1
LD H, A
SUB B
LD C, A
LD A,B
RLCA
LD B, A
LD A, 0x1
SUB B
LD L, A
CCF
LAB_ram_ee11:
INC D
LD A, E
CP D
JP Z,SUB_ram_ee53
CALL SUB_ram_ee53
LD A,H
ADD A, 0x2
LD H, A
LD A,L
ADD A, 0x2
LD L, A
LD A, C
ADD A,H
LD C, A
JP NC, LAB_ram_ee11
LAB_ram_ee28:
CCF
INC D
DEC E
LD A, D
CP E
JP Z,SUB_ram_ee53
SUB E
CP 0x1
RET Z
LD A, E
SUB D
CP 0x1
JP Z,SUB_ram_ee53
CALL SUB_ram_ee53
LD A,H
ADD A, 0x2
LD H, A
LD A,L
ADD A, 0x4
LD L, A
JP NC, LAB_ram_ee4a
CCF
LAB_ram_ee4a:
LD A, C
ADD A,L
LD C, A
JP NC, LAB_ram_ee11
JP LAB_ram_ee28
SUB_ram_ee53:
PUSH HL
PUSH DE
PUSH BC
PUSH DE
CALL SUB_ram_ee6f
LD HL, (TM_VARS.m_esc_param_1)
CALL SUB_ram_eedc
POP DE
CALL SUB_ram_ee8f
LD HL, (TM_VARS.m_esc_param_1)
CALL SUB_ram_ef0b
POP BC
POP DE
POP HL
XOR A
RET
SUB_ram_ee6f:
LD HL, (TM_VARS.m_esc_param_4)
LD A,L
OR A
LD C, D
LD B, E
JP NZ, LAB_ram_ee7f
LD A,H
OR A
JP NZ, LAB_ram_ee88
RET
LAB_ram_ee7f:
LD A,H
LD H,L
LD E, C
OFF_ram_ee82:
CALL SUB_ram_eeaf
LD C, E
OR A
RET Z
LAB_ram_ee88:
LD H, A
LD E,B
CALL SUB_ram_eeaf
LD B, E
RET
SUB_ram_ee8f:
LD HL, (TM_VARS.m_esc_param_4)
LD A,L
OR A
LD C, D
LD B, E
JP NZ, LAB_ram_ee9f
LD A,H
OR A
JP NZ, LAB_ram_eea8
RET
LAB_ram_ee9f:
LD A,H
LD H,L
LD E,B
CALL SUB_ram_eeaf
LD B, E
OR A
RET Z
LAB_ram_eea8:
LD H, A
LD E, C
CALL SUB_ram_eeaf
LD C, E
RET
SUB_ram_eeaf:
LD D, 0x0
LD L, D
ADD HL, HL
JP NC, LAB_ram_eeb7
ADD HL, DE
LAB_ram_eeb7:
ADD HL, HL
JP NC, LAB_ram_eebc
ADD HL, DE
LAB_ram_eebc:
ADD HL, HL
JP NC, LAB_ram_eec1
ADD HL, DE
LAB_ram_eec1:
ADD HL, HL
JP NC, LAB_ram_eec6
ADD HL, DE
LAB_ram_eec6:
ADD HL, HL
JP NC, LAB_ram_eecb
ADD HL, DE
LAB_ram_eecb:
ADD HL, HL
JP NC, LAB_ram_eed0
ADD HL, DE
LAB_ram_eed0:
ADD HL, HL
JP NC, LAB_ram_eed5
ADD HL, DE
LAB_ram_eed5:
ADD HL, HL
JP NC, LAB_ram_eeda
ADD HL, DE
LAB_ram_eeda:
LD E,H
RET
SUB_ram_eedc:
LD A,H
ADD A,B
JP C, LAB_ram_eee8
LD D, A
LD A,L
ADD A, C
LD E, A
CALL SUB_ram_ef3a
LAB_ram_eee8:
LD A,H
ADD A,B
JP C, LAB_ram_eef4
LD D, A
LD A,L
SUB C
LD E, A
CALL SUB_ram_ef3a
LAB_ram_eef4:
LD A,H
SUB B
JP C, LAB_ram_ef00
LD D, A
LD A,L
SUB C
LD E, A
CALL SUB_ram_ef3a
LAB_ram_ef00:
LD A,H
SUB B
RET C
LD D, A
LD A,L
ADD A, C
LD E, A
CALL SUB_ram_ef3a
RET
SUB_ram_ef0b:
LD A,H
ADD A, C
JP C, LAB_ram_ef17
LD D, A
LD A,L
ADD A,B
LD E, A
CALL SUB_ram_ef3a
LAB_ram_ef17:
LD A,H
ADD A, C
JP C, LAB_ram_ef23
LD D, A
LD A,L
SUB B
LD E, A
CALL SUB_ram_ef3a
LAB_ram_ef23:
LD A,H
SUB C
JP C, LAB_ram_ef2f
LD D, A
LD A,L
SUB B
LD E, A
CALL SUB_ram_ef3a
LAB_ram_ef2f:
LD A,H
SUB C
RET C
LD D, A
LD A,L
ADD A,B
LD E, A
CALL SUB_ram_ef3a
RET
SUB_ram_ef3a:
RET C
PUSH HL
PUSH BC
CALL SUB_ram_ebe2
LD A, 0x80
LAB_ram_ef42:
RLCA
DEC B
JP P, LAB_ram_ef42
CPL
LD B, A
EX DE, HL
LD HL, (TM_VARS.m_curr_color)
EX DE, HL
LD A, 0x1
OUT (SYS_DD17PB), A
LD A, (HL)
XOR E
AND B
XOR E
LD (HL), A
INC H
LD A, (HL)
XOR D
AND B
XOR D
LD (HL), A
XOR A
OUT (SYS_DD17PB), A
POP BC
POP HL
RET
; Full charset, Common + Latin letters
m_font_cp0:
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04
db 0x04, 0x04, 0x04, 0x00, 0x00, 0x04, 0x14, 0x14
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x0A, 0x0A, 0x1F
db 0x0A, 0x1F, 0x0A, 0x0A, 0x04, 0x1E, 0x05, 0x0E
db 0x14, 0x0F, 0x04, 0x03, 0x13, 0x08, 0x04, 0x02
db 0x19, 0x18, 0x06, 0x09, 0x05, 0x02, 0x15, 0x09
db 0x16, 0x06, 0x04, 0x02, 0x00, 0x00, 0x00, 0x00
db 0x08, 0x04, 0x02, 0x02, 0x02, 0x04, 0x08, 0x02
db 0x04, 0x08, 0x08, 0x08, 0x04, 0x02, 0x00, 0x0A
db 0x04, 0x1F, 0x04, 0x0A, 0x00, 0x00, 0x04, 0x04
db 0x1F, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x06, 0x04, 0x02, 0x00, 0x00, 0x00, 0x1F, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06
db 0x06, 0x00, 0x10, 0x08, 0x04, 0x02, 0x01, 0x00
db 0x0E, 0x11, 0x19, 0x15, 0x13, 0x11, 0x0E, 0x04
db 0x06, 0x04, 0x04, 0x04, 0x04, 0x0E, 0x0E, 0x11
db 0x10, 0x08, 0x04, 0x02, 0x1F, 0x1F, 0x08, 0x04
db 0x08, 0x10, 0x11, 0x0E, 0x08, 0x0C, 0x0A, 0x09
db 0x1F, 0x08, 0x08, 0x1F, 0x01, 0x0F, 0x10, 0x10
db 0x11, 0x0E, 0x0C, 0x02, 0x01, 0x0F, 0x11, 0x11
db 0x0E, 0x1F, 0x10, 0x08, 0x04, 0x02, 0x02, 0x02
db 0x0E, 0x11, 0x11, 0x0E, 0x11, 0x11, 0x0E, 0x0E
db 0x11, 0x11, 0x1E, 0x10, 0x08, 0x06, 0x00, 0x06
db 0x06, 0x00, 0x06, 0x06, 0x00, 0x00, 0x06, 0x06
db 0x00, 0x06, 0x04, 0x02, 0x08, 0x04, 0x02, 0x01
db 0x02, 0x04, 0x08, 0x00, 0x00, 0x1F, 0x00, 0x1F
db 0x00, 0x00, 0x02, 0x04, 0x08, 0x10, 0x08, 0x04
db 0x02, 0x0E, 0x11, 0x10, 0x08, 0x04, 0x00, 0x04
db 0x0E, 0x11, 0x10, 0x16, 0x15, 0x15, 0x0E, 0x04
db 0x0A, 0x11, 0x11, 0x1F, 0x11, 0x11, 0x0F, 0x11
db 0x11, 0x0F, 0x11, 0x11, 0x0F, 0x0E, 0x11, 0x01
db 0x01, 0x01, 0x11, 0x0E, 0x07, 0x09, 0x11, 0x11
db 0x11, 0x09, 0x07, 0x1F, 0x01, 0x01, 0x0F, 0x01
db 0x01, 0x1F, 0x1F, 0x01, 0x01, 0x0F, 0x01, 0x01
db 0x01, 0x0E, 0x11, 0x01, 0x1D, 0x11, 0x11, 0x1E
db 0x11, 0x11, 0x11, 0x1F, 0x11, 0x11, 0x11, 0x0E
db 0x04, 0x04, 0x04, 0x04, 0x04, 0x0E, 0x1C, 0x08
db 0x08, 0x08, 0x08, 0x09, 0x06, 0x11, 0x09, 0x05
db 0x03, 0x05, 0x09, 0x11, 0x01, 0x01, 0x01, 0x01
db 0x01, 0x01, 0x1F, 0x11, 0x1B, 0x15, 0x15, 0x11
db 0x11, 0x11, 0x11, 0x11, 0x13, 0x15, 0x19, 0x11
db 0x11, 0x0E, 0x11, 0x11, 0x11, 0x11, 0x11, 0x0E
db 0x0F, 0x11, 0x11, 0x0F, 0x01, 0x01, 0x01, 0x0E
db 0x11, 0x11, 0x11, 0x15, 0x09, 0x16, 0x0F, 0x11
db 0x11, 0x0F, 0x05, 0x09, 0x11, 0x1E, 0x01, 0x01
db 0x0E, 0x10, 0x10, 0x0F, 0x1F, 0x04, 0x04, 0x04
db 0x04, 0x04, 0x04, 0x11, 0x11, 0x11, 0x11, 0x11
db 0x11, 0x0E, 0x11, 0x11, 0x11, 0x11, 0x0A, 0x0A
db 0x04, 0x11, 0x11, 0x11, 0x15, 0x15, 0x15, 0x0A
db 0x11, 0x11, 0x0A, 0x04, 0x0A, 0x11, 0x11, 0x11
db 0x11, 0x11, 0x0A, 0x04, 0x04, 0x04, 0x1F, 0x10
db 0x08, 0x04, 0x02, 0x01, 0x1F, 0x0E, 0x02, 0x02
db 0x02, 0x02, 0x02, 0x0E, 0x00, 0x01, 0x02, 0x04
db 0x08, 0x10, 0x00, 0x0E, 0x08, 0x08, 0x08, 0x08
db 0x08, 0x0E, 0x0E, 0x11, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F
db 0x1C, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x0E, 0x10, 0x1E, 0x13, 0x1E, 0x01, 0x01
db 0x0D, 0x13, 0x11, 0x11, 0x0F, 0x00, 0x00, 0x0E
db 0x01, 0x01, 0x01, 0x0E, 0x10, 0x10, 0x16, 0x19
db 0x11, 0x11, 0x1E, 0x00, 0x00, 0x0E, 0x11, 0x1F
db 0x01, 0x0E, 0x18, 0x04, 0x04, 0x0E, 0x04, 0x04
db 0x04, 0x00, 0x0E, 0x11, 0x11, 0x1E, 0x10, 0x0E
db 0x01, 0x01, 0x0D, 0x13, 0x11, 0x11, 0x11, 0x04
db 0x00, 0x04, 0x04, 0x04, 0x04, 0x04, 0x08, 0x00
db 0x08, 0x08, 0x08, 0x08, 0x06, 0x01, 0x01, 0x09
db 0x05, 0x03, 0x05, 0x09, 0x04, 0x04, 0x04, 0x04
db 0x04, 0x04, 0x08, 0x00, 0x00, 0x0F, 0x15, 0x15
db 0x15, 0x15, 0x00, 0x00, 0x09, 0x13, 0x11, 0x11
db 0x11, 0x00, 0x00, 0x0E, 0x11, 0x11, 0x11, 0x0E
db 0x00, 0x00, 0x0E, 0x11, 0x11, 0x0F, 0x01, 0x00
db 0x00, 0x0E, 0x11, 0x11, 0x1E, 0x10, 0x00, 0x00
db 0x0D, 0x13, 0x01, 0x01, 0x01, 0x00, 0x00, 0x1E
db 0x01, 0x0E, 0x10, 0x0F, 0x04, 0x04, 0x0E, 0x04
db 0x04, 0x04, 0x18, 0x00, 0x00, 0x11, 0x11, 0x11
db 0x19, 0x16, 0x00, 0x00, 0x11, 0x11, 0x0A, 0x0A
db 0x04, 0x00, 0x00, 0x11, 0x15, 0x15, 0x15, 0x0A
db 0x00, 0x00, 0x11, 0x0A, 0x04, 0x0A, 0x11, 0x00
db 0x00, 0x11, 0x11, 0x1E, 0x10, 0x0C, 0x00, 0x00
db 0x1F, 0x08, 0x04, 0x02, 0x1F, 0x10, 0x08, 0x08
db 0x04, 0x08, 0x08, 0x10, 0x04, 0x04, 0x04, 0x04
db 0x04, 0x04, 0x04, 0x04, 0x08, 0x08, 0x10, 0x08
db 0x08, 0x04, 0x00, 0x02, 0x15, 0x08, 0x00, 0x00
db 0x00, 0x15, 0x00, 0x15, 0x00, 0x15, 0x00, 0x15
db 0x00, 0x00, 0x09, 0x15, 0x17, 0x15, 0x09, 0x00
db 0x00, 0x06, 0x08, 0x0E, 0x09, 0x16, 0x06, 0x01
db 0x01, 0x06, 0x09, 0x09, 0x06, 0x00, 0x00, 0x09
db 0x09, 0x09, 0x1F, 0x10, 0x00, 0x00, 0x0E, 0x0A
db 0x0A, 0x1F, 0x11, 0x00, 0x00, 0x0E, 0x11, 0x1F
db 0x01, 0x1E, 0x00, 0x04, 0x0E, 0x15, 0x15, 0x0E
db 0x04, 0x00, 0x00, 0x0F, 0x09, 0x01, 0x01, 0x01
db 0x00, 0x00, 0x11, 0x0A, 0x04, 0x0A, 0x11, 0x00
db 0x00, 0x11, 0x19, 0x15, 0x13, 0x11, 0x0A, 0x04
db 0x11, 0x19, 0x15, 0x13, 0x11, 0x00, 0x00, 0x11
db 0x09, 0x07, 0x09, 0x11, 0x00, 0x00, 0x1C, 0x12
db 0x12, 0x12, 0x11, 0x00, 0x00, 0x11, 0x1B, 0x15
db 0x11, 0x11, 0x00, 0x00, 0x11, 0x11, 0x1F, 0x11
db 0x11, 0x00, 0x00, 0x0E, 0x11, 0x11, 0x11, 0x0E
db 0x00, 0x00, 0x1F, 0x11, 0x11, 0x11, 0x11, 0x00
db 0x00, 0x1E, 0x11, 0x1E, 0x14, 0x12, 0x00, 0x00
db 0x07, 0x09, 0x07, 0x01, 0x01, 0x00, 0x00, 0x0E
db 0x01, 0x01, 0x01, 0x0E, 0x00, 0x00, 0x1F, 0x04
db 0x04, 0x04, 0x04, 0x00, 0x00, 0x11, 0x11, 0x1E
db 0x10, 0x0E, 0x00, 0x00, 0x15, 0x15, 0x0E, 0x15
db 0x15, 0x00, 0x00, 0x03, 0x05, 0x07, 0x09, 0x07
db 0x00, 0x00, 0x01, 0x01, 0x07, 0x09, 0x07, 0x00
db 0x00, 0x11, 0x11, 0x13, 0x15, 0x13, 0x00, 0x00
db 0x0E, 0x11, 0x0C, 0x11, 0x0E, 0x00, 0x00, 0x15
db 0x15, 0x15, 0x15, 0x1F, 0x00, 0x00, 0x07, 0x08
db 0x0E, 0x08, 0x07, 0x00, 0x00, 0x15, 0x15, 0x15
db 0x1F, 0x10, 0x00, 0x00, 0x09, 0x09, 0x0E, 0x08
db 0x08, 0x00, 0x00, 0x06, 0x05, 0x0C, 0x14, 0x0C
; 32 chars cp=1 (Russian letters)
m_font_matrix_cp2:
db 0x09, 0x15, 0x15, 0x17, 0x15, 0x15, 0x09, 0x04
db 0x0A, 0x11, 0x11, 0x1F, 0x11, 0x11, 0x1F, 0x11
db 0x01, 0x0F, 0x11, 0x11, 0x1F, 0x09, 0x09, 0x09
db 0x09, 0x09, 0x1F, 0x10, 0x0C, 0x0A, 0x0A, 0x0A
db 0x0A, 0x1F, 0x11, 0x1F, 0x01, 0x01, 0x0F, 0x01
db 0x01, 0x1F, 0x04, 0x0E, 0x15, 0x15, 0x15, 0x0E
db 0x04, 0x1F, 0x11, 0x01, 0x01, 0x01, 0x01, 0x01
db 0x11, 0x11, 0x0A, 0x04, 0x0A, 0x11, 0x11, 0x11
db 0x11, 0x19, 0x15, 0x13, 0x11, 0x11, 0x04, 0x15
db 0x11, 0x19, 0x15, 0x13, 0x11, 0x11, 0x09, 0x05
db 0x03, 0x05, 0x09, 0x11, 0x1C, 0x12, 0x12, 0x12
db 0x12, 0x12, 0x11, 0x11, 0x1B, 0x15, 0x15, 0x11
db 0x11, 0x11, 0x11, 0x11, 0x11, 0x1F, 0x11, 0x11
db 0x11, 0x0E, 0x11, 0x11, 0x11, 0x11, 0x11, 0x0E
db 0x1F, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x1E
db 0x11, 0x11, 0x11, 0x1E, 0x12, 0x11, 0x0F, 0x11
db 0x11, 0x11, 0x0F, 0x01, 0x01, 0x0E, 0x11, 0x01
db 0x01, 0x01, 0x11, 0x0E, 0x1F, 0x04, 0x04, 0x04
db 0x04, 0x04, 0x04, 0x11, 0x11, 0x11, 0x11, 0x1E
db 0x10, 0x0E, 0x15, 0x15, 0x15, 0x0E, 0x15, 0x15
db 0x15, 0x0F, 0x11, 0x11, 0x0F, 0x11, 0x11, 0x0F
db 0x01, 0x01, 0x01, 0x0F, 0x11, 0x11, 0x0F, 0x11
db 0x11, 0x11, 0x13, 0x15, 0x15, 0x13, 0x0E, 0x11
db 0x10, 0x0C, 0x10, 0x11, 0x0E, 0x15, 0x15, 0x15
db 0x15, 0x15, 0x15, 0x1F, 0x0E, 0x11, 0x10, 0x1C
db 0x10, 0x11, 0x0E, 0x15, 0x15, 0x15, 0x15, 0x15
db 0x1F, 0x10, 0x11, 0x11, 0x11, 0x1E, 0x10, 0x10
db 0x10, 0x1F, 0x15, 0x1F, 0x15, 0x1F, 0x15, 0x1C
m_print_write:
LD SP, m_font_cp0+28
ds 24, 0xFF
m_ramdisk_read:
PUSH HL
PUSH DE
LD A, D
AND 0x1
OR 0x2
LD B, A
XOR A
LD A, E
RRA
LD D, A
LD A, 0x0
RRA
LD E, A
LAB_ram_f3ee:
LD A,B
OUT (SYS_DD17PB), A
LD A, (DE)
LD C, A
XOR A
OUT (SYS_DD17PB), A
LD (HL), C
INC HL
INC DE
LD A, E
ADD A, A
JP NZ, LAB_ram_f3ee
XOR A
OUT (SYS_DD17PB), A
POP DE
POP HL
RET
m_ramdisk_write:
PUSH HL
PUSH DE
LD A, D
AND 0x1
OR 0x2
LD B, A
XOR A
LD A, E
RRA
LD D, A
LD A, 0x0
RRA
LD E, A
LAB_ram_f414:
XOR A
OUT (SYS_DD17PB), A
LD C, (HL)
LD A,B
OUT (SYS_DD17PB), A
LD A, C
LD (DE), A
INC HL
INC DE
LD A, E
ADD A, A
JP NZ, LAB_ram_f414
XOR A
OUT (SYS_DD17PB), A
POP DE
POP HL
RET
; ------------------------------------------------------
; Write block to Tape
; In: DE - block ID,
; HL -> block of data.
; ------------------------------------------------------
m_tape_write:
PUSH HL
PUSH DE
PUSH DE
LD BC,2550
LD A,PIC_POLL_MODE ; pool mode
OUT (PIC_DD75RS), A
LD A,TMR0_SQWAVE ; tmr0, load lsb+msb, sq wave, bin
OUT (TMR_DD70CTR), A
LD A, C
OUT (TMR_DD70C1), A
LD A,B
OUT (TMR_DD70C1), A
; Write Hi+Lo, Hi+Lo
LD DE, 0x4 ; repeat next 4 times
tw_wait_t0_l1:
IN A, (PIC_DD75RS)
AND TIMER_IRQ ; check rst4 from timer#0
JP NZ,tw_wait_t0_l1
LD A, D
CPL
LD D, A
OR A
LD A,TL_HIGH ; tape level hi
JP NZ,tw_set_tape_lvl
LD A,TL_LOW ; tape level low
tw_set_tape_lvl:
OUT (DD67PC), A ; set tape level
LD A,TMR0_SQWAVE ; tmr0, load lsb+msb, swq, bin
; timer on
OUT (TMR_DD70CTR), A
LD A, C
OUT (TMR_DD70C1), A
LD A,B
OUT (TMR_DD70C1), A
DEC E
JP NZ,tw_wait_t0_l1
tw_wait_t0_l2:
IN A, (PIC_DD75RS)
AND TIMER_IRQ
JP NZ,tw_wait_t0_l2
; Write 00 at start
LD A, 0x0
CALL m_tape_wr_byte
; Write 0xF5 marker
LD A, 0xf5
CALL m_tape_wr_byte
LD E, 0x0 ; checksum=0
; Write block ID
POP BC
LD A, C
CALL m_tape_wr_byte
LD A,B
CALL m_tape_wr_byte
; Write 128 data bytes
LD B,128
tw_wr_next_byte:
LD A, (HL)
CALL m_tape_wr_byte
INC HL
DEC B
JP NZ,tw_wr_next_byte
; Write checksum
LD A, E
CALL m_tape_wr_byte
; Write final zero byte
LD A, 0x0
CALL m_tape_wr_byte
tw_wait_t0_l3:
IN A, (PIC_DD75RS)
AND TIMER_IRQ
JP NZ,tw_wait_t0_l3
LD A,TL_MID ; tape level middle
OUT (DD67PC), A
POP DE
POP HL
RET
; ------------------------------------------------------
; Write byte to tape
; Inp: A - byte top write
; D - current level
; E - current checksum
; ------------------------------------------------------
m_tape_wr_byte:
PUSH BC
; calc checksum
LD B, A
LD A, E
SUB B
LD E, A
LD C,8 ; 8 bit in byte
twb_get_bit:
LD A,B
RRA
LD B, A
JP C,twb_bit_hi
twb_wait_t0_l1:
IN A, (PIC_DD75RS)
AND TIMER_IRQ
JP NZ,twb_wait_t0_l1
LD A,TMR0_SQWAVE
OUT (TMR_DD70CTR), A
; program for 360 cycles
LD A, 0x68
OUT (TMR_DD70C1), A
LD A, 0x1
OUT (TMR_DD70C1), A
; change amplitude
LD A, D
CPL
LD D, A
OR A
LD A,TL_HIGH
JP NZ,twb_out_bit_l1
LD A,TL_LOW
twb_out_bit_l1:
OUT (DD67PC), A
DEC C
JP NZ,twb_get_bit
POP BC
RET
twb_bit_hi:
IN A, (PIC_DD75RS)
AND TIMER_IRQ
JP NZ,twb_bit_hi
; program for 660 cycles
LD A,TMR0_SQWAVE
OUT (TMR_DD70CTR), A
LD A, 0x94
OUT (TMR_DD70C1), A
LD A, 0x2
OUT (TMR_DD70C1), A
; change amplitude
LD A, D
CPL
LD D, A
OR A
LD A,TL_HIGH
JP NZ,twb_out_bit_l2
LD A,TL_LOW
twb_out_bit_l2:
OUT (DD67PC), A
DEC C
JP NZ,twb_get_bit
POP BC
RET
; ------------------------------------------------------
; Load block from Tape
; In: HL -> buffer to receive bytes from Tape
; Out: A = 0 - ok,
; 1 - CRC error,
; 2 - unexpected block Id
; 4 - key pressed
; ------------------------------------------------------
m_tape_read:
PUSH HL
PUSH DE
LD A,PIC_POLL_MODE ; pool mode
OUT (PIC_DD75RS), A
LD A,TMR0_SQWAVE
OUT (TMR_DD70CTR), A ; tmr0, load lsb+msb, sq wave
LD A, 0x0
; tmr0 load 0x0000
OUT (TMR_DD70C1), A
OUT (TMR_DD70C1), A
LD C,3
tr_wait_3_changes:
CALL ccp_read_tape_bit_kbd
INC A
JP Z,tr_key_pressed_l0
LD A,B
ADD A,4
JP P,tr_wait_3_changes
DEC C
JP NZ,tr_wait_3_changes
tr_wait_4th_change:
CALL ccp_read_tape_bit_kbd
INC A
JP Z,tr_key_pressed_l0
LD A,B
ADD A,4
JP M,tr_wait_4th_change
LD C, 0x0
tr_wait_f5_marker:
CALL ccp_read_tape_bit_kbd
INC A
JP Z,tr_key_pressed_l0
DEC A
RRA
LD A, C
RRA
LD C, A
CP 0xf5
JP NZ,tr_wait_f5_marker
LD E, 0x0 ; checksum = 0
; Read blk ID
CALL m_tape_read_byte
JP NC,tr_err_read_id
LD C, D
CALL m_tape_read_byte
JP NC,tr_err_read_id
LD B, D
PUSH BC
; Read block, 128 bytes
LD C,128
tr_read_next_b:
CALL m_tape_read_byte
JP NC,tr_err_read_blk
LD (HL), D
INC HL
DEC C
JP NZ,tr_read_next_b
; Read checksum
CALL m_tape_read_byte
JP NC,tr_err_read_blk
LD A, E
OR A
JP Z,tr_checksum_ok
LD A, 0x1 ; bad checksum
tr_checksum_ok:
POP BC
tr_return:
POP DE
POP HL
RET
tr_err_read_blk:
POP BC
LD BC, 0x0
tr_err_read_id:
LD A, 0x2 ; read error
JP tr_return
tr_key_pressed_l0:
CALL tm_con_in
LD C, A ; store key code in C
LD B, 0x0
LD A, 0x4
JP tr_return
m_tape_read_byte:
PUSH BC
; ------------------------------------------------------
; Read byte from Tape
; Out: D - byte
; CF is set if ok, cleared if error
; ------------------------------------------------------
LD C,8
trb_next_bit:
CALL ccp_read_tape_bit
; push bit from lo to hi in D
RRA
LD A, D
RRA
LD D, A
LD A,4
ADD A,B
JP NC,trb_ret_err
DEC C
JP NZ,trb_next_bit
; calc checksum
LD A, D
ADD A, E
LD E, A
SCF
trb_ret_err:
POP BC
RET
; ------------------------------------------------------
; Read bit from tape
; Out: A - bit from tape
; B - time from last bit
; ------------------------------------------------------
ccp_read_tape_bit:
IN A, (KBD_DD78PB) ; Read Tape bit 5 (data)
AND TAPE_P
LD B, A
rtb_wait_change:
IN A, (KBD_DD78PB)
AND TAPE_P
CP B
JP Z,rtb_wait_change
LD A,TMR0_SQWAVE
OUT (TMR_DD70CTR), A
; [360...480...660] 0x220=544d
IN A, (TMR_DD70C1) ; get tmer#0 lsb
ADD A, 0x20
IN A, (TMR_DD70C1) ; get tmer#0 msb
LD B, A
ADC A, 0x2
; reset timer to 0
LD A, 0x0
OUT (TMR_DD70C1), A
OUT (TMR_DD70C1), A
; For 0 - 65535-360+544 -> overflow P/V=1
; For 1 - 65535-660+544 -> no overflow P/V=0
RET P
INC A
RET
; ------------------------------------------------------
; Read bit from tape with keyboard interruption
; Out: A - bit from tape
; B - time from last bit
; ------------------------------------------------------
ccp_read_tape_bit_kbd:
IN A, (KBD_DD78PB)
AND TAPE_P
LD B, A ; save tape bit state
; wait change with keyboard check
twc_wait_change:
IN A, (PIC_DD75RS)
AND KBD_IRQ
JP NZ,twc_key_pressed
IN A, (KBD_DD78PB)
AND TAPE_P
CP B
JP Z,twc_wait_change
; measure time
LD A,TMR0_SQWAVE
OUT (TMR_DD70CTR), A
; read lsb+msb
IN A, (TMR_DD70C1)
ADD A, 0x20
IN A, (TMR_DD70C1)
LD B, A
ADC A, 0x2
; reset timer#0
LD A, 0x0
OUT (TMR_DD70C1), A
OUT (TMR_DD70C1), A
; flag P/V is set for 0
RET P
INC A
RET
twc_key_pressed:
LD A, 0xff
RET
; ------------------------------------------------------
; Wait tape block
; Inp: A - periods to wait
; Out: A=4 - interrupded by keyboard, C=key
; ------------------------------------------------------
m_tape_wait:
OR A
RET Z
PUSH DE
LD B, A
m_wait_t4:
LD C,B
IN A, (KBD_DD78PB)
AND TAPE_P ; Get TAPE4 (Wait det) and save
LD E, A ; store T4 state to E
m_wait_next_2ms:
LD A,TMR0_SQWAVE
OUT (TMR_DD70CTR), A
; load 3072 = 2ms
XOR A
OUT (TMR_DD70C1), A
LD A, 0xc
OUT (TMR_DD70C1), A
m_wait_tmr_key:
IN A, (PIC_DD75RS)
AND KBD_IRQ ; RST1 flag (keyboard)
JP NZ,mt_key_pressed
IN A, (PIC_DD75RS)
AND TIMER_IRQ ; RST4 flag (timer out)
JP Z,m_wait_no_rst4
IN A, (KBD_DD78PB)
AND TAPE_P ; TAPE4 not changed?
CP E
JP NZ,m_wait_t4 ; continue wait
JP m_wait_tmr_key
m_wait_no_rst4:
DEC C
JP NZ,m_wait_next_2ms
XOR A
POP DE
RET
mt_key_pressed:
CALL tm_con_in
LD C, A ; C = key pressed
LD A, 0x4 ; a=4 interrupted by key
POP DE
RET
; ------------------------------------------------------
; Check block marker from Tape
; Out: A=0 - not detected, 0xff - detected
; ------------------------------------------------------
m_tape_blk_detect:
IN A, (KBD_DD78PB)
AND TAPE_D ; TAPE5 - Pause detector
LD A, 0x0
RET Z
CPL
RET
esc_64x23_cursor:
db ASCII_ESC, '6', '1', ASCII_ESC, '8', '0', 0
msg_turbo_mon:
db "\f\r\n Turbo MONITOR Ver 1.1 for 13.01.92 (C)Alex Z.\r\n",0
m_rst1_handler:
DI
LD (TM_VARS.rst_hl_save), HL
LD HL, 0x2
ADD HL,SP
LD (TM_VARS.rst_sp_save), HL
POP HL
LD SP, TM_VARS.rst_hl_save
PUSH DE
PUSH BC
PUSH AF
LD (TM_VARS.rst_ret_addr), HL
LD (TM_VARS.tm_hrg), HL
JP tm_main
tm_rst_ret:
LD A, 0xc3
LD (TM_VARS.rst_ret_JP), A
LD SP, TM_VARS.rst_af_save
POP AF
POP BC
POP DE
POP HL
LD SP, HL
LD HL, (TM_VARS.rst_hl_save)
JP TM_VARS.rst_ret_JP
m_cold_start:
LD HL, tpa_start
LD (TM_VARS.tm_hrg), HL
tm_main:
LD SP, TM_VARS.tm_stsp
LD DE,esc_64x23_cursor ; FORM61
CALL tm_print
LD DE, msg_turbo_mon ;= '\f'
CALL tm_out_strz
LD DE, 0x363d ; 54 x '='
CALL tm_rpt_print
CALL tm_beeep
tm_mon:
LD DE, 0x300
CALL tm_screen
CALL tm_lps
LD DE, 0x520
CALL tm_rpt_print
LD HL, msg_digits ;= "0123456789ABCDEF"
; Out '012345789ABCDEF' string
tm_tit:
CALL tm_print_SP
LD C, (HL)
CALL tm_sym_out
INC HL
LD A, (HL)
OR A
JP NZ, tm_tit
LD HL, (TM_VARS.tm_hrg)
LD L, 0x0
tm_adr:
CALL tm_print_LFCR_hexw
tm_prh:
LD A, (HL)
CALL tm_hex_b
INC L
LD A,L
AND 0xf
CP 0x0
JP NZ, tm_prh
LD A, L
SUB 0x10
LD L, A
CALL tm_print_SP
CALL tm_buk
LD A, L
CP 0x0
JP NZ, tm_adr
CALL tm_print_LFCR
CALL tm_lpr
LD DE, 0x363d ; 54 x '='
CALL tm_rpt_print
CALL tm_print_LFCR
LD DE, tm_msg_regs ;= "A,FB,CD,EH,L SP"
LD HL, TM_VARS.rst_af_save
LAB_ram_f717:
LD B, 0x3
LAB_ram_f719:
LD A, (DE) ;= "A,FB,CD,EH,L SP"
LD C, A
CP 0xff
JP Z,tm_out_contacts
CP 0x0
JP Z, LAB_ram_f744
CALL tm_sym_out
INC DE
DEC B
JP NZ, LAB_ram_f719
LD C,'='
CALL tm_sym_out
INC HL
LD A, (HL)
CALL tm_hex_b
DEC HL
LD A, (HL)
CALL tm_hex_b
INC HL
INC HL
CALL tm_print_SP
JP LAB_ram_f717
LAB_ram_f744:
INC HL
INC DE
JP LAB_ram_f719
tm_msg_regs:
db "A,FB,CD,EH,L SP",0
db " PC", 0xFF
tm_out_contacts:
LD DE, m_msg_contacts ;= " (Chernogolovka Mosk.reg. ...
CALL tm_out_strz
LD HL, (TM_VARS.tm_hrg)
tm_kur:
LD DE, 0x405
LD A, L
AND 0xf0
RRCA
RRCA
RRCA
RRCA
ADD A, D
LD D, A
LD A, L
AND 0xf
ADD A, A
ADD A, E
LD E, A
CALL tm_screen
LD A, (TM_VARS.tm_tbu)
CP 0x9
JP Z, tm_tabu
LD B, 0x1
tm_m2:
CALL tm_con_in
LD C, A
CP 0x3
JP Z, m_print_log_sep
CALL tm_poke
LD A, B
OR A
JP NZ, tm_m6
CALL tm_re1
JP tm_m2
tm_m6:
LD A, C
CP 0x9
JP NZ, tm_m7
LD (TM_VARS.tm_tbu), A
JP tm_kur
tm_tabu:
CALL tm_print_CR
LD E, '&'
LD A, L
AND 0xf
ADD A, E
LD E, A
CALL tm_scr1
tm_tab:
CALL tm_get_key_ctrl_c
CP ASCII_TAB
JP NZ, tm_m7
XOR A
LD (TM_VARS.tm_tbu), A
JP tm_kur
tm_m7:
CP 0x8b
JP Z, tm_search
CP 0x9e
JP Z, tm_f1
CP 0x81
JP Z, tm_f2
CP 0x86
JP Z, tm_f3
CP 0x92
JP Z, tm_f4
CP 0x83
JP Z, tm_f5
LD A, (TM_VARS.tm_tbu)
CP 0x9
LD A, C
JP NZ, tm_m8_monitor
CALL tm_m9
JP tm_tab
tm_m9:
CP 0x93
JP Z, tm_leta
CP 0x8
JP Z, tm_leta
CP 0x84
JP Z, tm_rgta
CP 0x85
JP Z, tm_up
CP 0x98
JP Z, tm_down
AND 0x7f
CP 0x20
LD (HL), C
JP NC, tm_met1
LD C, 0x20
CP ASCII_CR
JP NZ, tm_met1
CALL tm_sym_out
CALL tm_rigth1
LD (HL), ASCII_LF
LD C, 0x20
tm_met1:
CALL tm_sym_out
JP tm_rigth1
tm_leta:
LD A, L
OR A
RET Z
AND 0xf
JP NZ, tm_left1
LD C, 0x19 ; EM (End of medium)
CALL tm_sym_out
LD DE, 0x1018 ; 16 x CAN (Cancel)
CALL tm_rpt_print
tm_left1:
DEC L
LD C, 0x8 ; BS (Backspace)
JP tm_sym_out
tm_rgta:
LD C, 0x18 ; CAN
CALL tm_sym_out
tm_rigth1:
INC L
JP Z, tm_left1
tm_rigth2:
LD A, L
AND 0xf
RET NZ
LD DE, 0x1008 ; 16 x BS
CALL tm_rpt_print
LD C, ASCII_LF
JP tm_sym_out
tm_m8_monitor:
CP ASCII_ESC
JP NZ, tm_m3
CALL tm_niz
JP tm_rst_ret
tm_m3:
CP ASCII_CR
JP Z, tm_main
CP 0x99
JP Z, tm_fill
CP 0x7f
JP Z, tm_fill_nxt2
CP '+'
JP Z, tm_plus
CP '-'
JP Z, tm_minus
CP 'G'
JP NZ, tm_rstr
LD DE, tm_main
PUSH DE
JP (HL)
tm_rstr:
CP 'J'
JP Z, tm_jump
CP 'H'
JP Z, tm_add
CP 'M'
JP Z, tm_move
CP 'R'
JP Z, tm_dsk_read
CP 'W'
JP Z, tm_dsk_write
CP 'T'
JP Z, tm_print_t
CP 'P'
LD (TM_VARS.tm_hrg), HL
JP Z, LAST ; ???
CP 'p'
JP Z, tm_lprn
CP 0x10
; if key 0x10 - turn on duplicate output to printer
JP Z, tm_ltab
CALL tm_met2
LD (TM_VARS.tm_hrg), HL
JP tm_m2
tm_met2:
CP 0x93
JP Z, tm_left
CP 0x8
JP Z, tm_left
CP 0x84
JP Z, tm_rght
CP 0x85
JP Z, tm_up
CP 0x98
JP Z, tm_down
RET
tm_left:
LD A,B
CP 0x2
JP Z, tm_le2
LD A,L
AND 0xf
RET Z
tm_le3:
DEC L
LD B, 0x2
tm_le1:
LD C, ASCII_BS
JP tm_sym_out
tm_le2:
LD B, 0x1
JP tm_le1
tm_rght:
LD C, 0x18
CALL tm_sym_out
LD A, B
CP 0x1
LD B, 0x2
RET Z
tm_re1:
INC L
JP Z, tm_le3
LD A, L
AND 0xf
LD B, 0x1
JP Z, tm_print_LFCR_hexw
RET
tm_up:
LD A, L
AND 0xf0
RET Z
LD A, L
SUB 0x10
LD L, A
LD C, 0x19
JP tm_sym_out
tm_down:
LD A, L
ADD A, 0x10
AND 0xf0
RET Z
LD A, 0x10
ADD A, L
LD L, A
LD C, 0xa
JP tm_sym_out
; ------------------------------------------------------
; Get nibbles from A and (HL), conver to byte
; put back to (HL), print nibble
; ------------------------------------------------------
tm_poke:
CP 'G'
RET P
CP '0'
RET M
SUB '0'
CP 10
JP M, p_is_alpha
SUB 0x7
p_is_alpha:
PUSH AF
CALL tm_print_hex_nibble
LD A, B
CP 0x2
JP Z, tm_m5
LD A, (HL)
AND 0xf
LD B, A
POP AF
RLCA
RLCA
RLCA
RLCA
ADD A, B
LD (HL), A
LD B, 0x2
RET
tm_m5:
LD A, (HL)
AND 0xf0
LD B, A
POP AF
ADD A, B
LD (HL), A
XOR A
LD B, A
RET
tm_pokh:
CALL tm_pok
DEC HL
tm_pok:
LD B, 0x1
tm_pk1:
CALL tm_get_key_ctrl_c
CALL tm_poke
LD A, B
OR A
JP NZ, tm_pk1
RET
tm_buk:
LD A, (HL)
LD C, A
AND 0x7f
CP 0x20
JP P, tm_m24
LD C, 0x20
tm_m24:
CALL tm_sym_out
INC L
LD A, L
AND 0xf
CP 0x0
JP NZ, tm_buk
RET
m_msg_jump:
db "JAMP\r\n", 0
tm_jump:
LD DE, 0x300
CALL tm_screen
LD DE, m_msg_jump ;= "JAMP\r\n"
CALL tm_print
LD HL, TM_VARS.tm_hrg+1
CALL tm_pokh
JP tm_mon
m_msg_add:
db "\fADD [", 0
tm_add:
LD DE,m_msg_add ;= "\fADD ["
CALL tm_print
LD HL, TM_VARS.tm_strt+1
CALL tm_pokh
LD C,'+'
CALL tm_sym_out
LD HL, TM_VARS.tm_strt+3
CALL tm_pokh
LD C,'='
CALL tm_sym_out
LD HL, (TM_VARS.tm_strt)
EX DE, HL
LD HL, (TM_VARS.tm_strt+2)
ADD HL, DE
CALL tm_hex_hl
CALL tm_con_in
JP tm_main
m_msg_move:
db "\fMOVE }", 0
tm_move:
LD DE,m_msg_move ;= "\fMOVE }"
CALL tm_print
LD HL, TM_VARS.tm_strt+1
CALL tm_pokh
LD C,'-'
CALL tm_sym_out
LD HL, TM_VARS.tm_strt+3
CALL tm_pokh
LD C,'='
CALL tm_sym_out
LD HL, TM_VARS.tm_strt+5
CALL tm_pokh
LD HL, (TM_VARS.tm_strt)
LD B,H
LD C,L
LD HL, (TM_VARS.tm_strt+2)
LD D,H
LD E,L
INC DE
LD HL, (TM_VARS.tm_strt+4)
tm_mov_nxt:
LD A, (BC)
LD (HL), A
INC BC
INC HL
LD A, C
CP E
JP NZ, tm_mov_nxt
LD A, B
CP D
JP NZ, tm_mov_nxt
JP tm_main
tm_dsk_read:
LD DE, m_msg_read ;= "Read/"
JP tm_ra4
tm_dsk_write:
LD DE, m_msg_write ;= "Write/"
tm_ra4:
LD (TM_VARS.tm_rw_disk), A
CALL tm_print_verh
CALL tm_print
tm_ra5:
CALL tm_get_key_ctrl_c
CP 'A'
JP C, tm_ra5
CP 'F'
JP NC, tm_ra5
LD (TM_VARS.tm_drive), A
CALL tm_sym_out
LD C, ':'
CALL tm_sym_out
LD A, (TM_VARS.tm_drive)
SUB 65
LD (TM_VARS.tm_drive), A
JP NZ, tm_disk
LD DE, tm_msg_0123 ;= "0123 ?"
CALL tm_print
tm_rrr:
CALL tm_get_key_ctrl_c
SUB 48
CP 4
JP NC, tm_rrr
LD (TM_VARS.tm_strt+15), A
JP tm_main
tm_beeep:
LD BC, 0x6060
tm_bell_next_p:
LD A,BELL_PIN
OUT (DD67PC), A ; BELL=1
LD A, C
tm_bell_w1:
DEC A
JP NZ, tm_bell_w1
OUT (DD67PC), A ; BELL 0
LD A, C
tm_bell_w2:
DEC A
JP NZ, tm_bell_w2
DEC B
JP NZ, tm_bell_next_p
RET
tm_msg_0123:
db "0123 ?", 0
tm_disk:
LD DE, m_msg_track ;= "/Track-"
CALL tm_print
CALL tm_des_dv
LD (TM_VARS.tm_track_no), A
LD DE, tm_sector ;= "/Sekt-"
CALL tm_print
CALL tm_des_dv
LD (TM_VARS.tm_sector_no), A
LD DE, m_msg_num ;= "/N-"
CALL tm_print
CALL tm_des_dv
LD (TM_VARS.tm_num_sect), A
LD DE, m_msg_io ;= "/(I/O)-"
CALL tm_print
tm_disk_op_unk:
CALL tm_get_key_ctrl_c
CP 'I'
JP Z, tm_disk_inp
CP 'O'
JP NZ, tm_disk_op_unk
tm_disk_inp:
LD (TM_VARS.tm_disk_op), A
CALL tm_sym_out
CALL tm_rd_wr_disk
JP tm_cont
tm_rd_wr_disk:
CALL tm_niz
tm_rd:
CALL tm_print_CR
LD A, (TM_VARS.tm_track_no)
LD D, A
LD A, (TM_VARS.tm_sector_no)
LD E, A
LD A, (TM_VARS.tm_disk_op)
CP 'O'
CALL Z, tm_sect_map
LD A, H
CP 0xac
JP NC, tm_error
LD BC, 0x84
LD A, (TM_VARS.tm_rw_disk)
CP 'W'
LD A, (TM_VARS.tm_drive)
JP NZ, tm_d3
LD C, 0xa4
CALL m_write_floppy
DEC L
JP tm_d4
tm_d3:
CALL m_read_floppy
tm_d4:
CP 0x0
JP NZ, tm_error
LD A, (TM_VARS.tm_track_no)
LD D, A
LD A, (TM_VARS.tm_sector_no)
INC A
CP 10
JP C, tm_wf_nx_trk
INC D
LD A, D
LD (TM_VARS.tm_track_no), A
LD A, 0x1
tm_wf_nx_trk:
LD (TM_VARS.tm_sector_no), A
LD E, A
CALL tm_print_CR_hexw
CALL tm_dv_des
LD A, (TM_VARS.tm_num_sect)
DEC A
LD (TM_VARS.tm_num_sect), A
JP NZ, tm_rd
RET
tm_error:
PUSH AF
LD DE, m_msg_disk_error ;= "Disk Error - "
CALL tm_print
POP AF
CALL tm_hex_b
LD BC, 0x70ff
CALL tm_bell_next_p
LD DE, m_msg_track ;= "/Track-"
CALL tm_print
LD A, (TM_VARS.tm_track_no)
CALL tm_dva
LD DE, tm_sector ;= "/Sekt-"
CALL tm_print
LD A, (TM_VARS.tm_sector_no)
CALL tm_dva
LD DE, m_msg_retr_abrt ;= "Retry, Abort -?"
CALL tm_print_w_key
CP 'A'
JP Z, tm_main
JP tm_rd_wr_disk
tm_dv_des:
CALL tm_dv1
LD A, E
; ------------------------------------------------------
; Convert to BCD and print?
; ------------------------------------------------------
tm_dva:
LD D, A
tm_dv1:
LD C, 0
LD B, 8
tm_dv2:
LD A, D
RLCA
LD D, A
LD A, C
ADC A, C
DAA
LD C, A
DEC B
JP NZ, tm_dv2
OFF_ram_fb76:
JP tm_hex_b
tm_sec_map_t:
db 1, 8, 6, 4, 2, 9, 7, 5, 3
; ------------------------------------------------------
; Map sectors
; Inp: E - sector
; Out: E - sector
; ------------------------------------------------------
tm_sect_map:
LD BC, tm_sec_map_t-1
LD A, E
ADD A, C
LD C, A
JP NC, tm_tbl_noc
INC B
tm_tbl_noc:
LD A, (BC)
LD E, A
RET
tm_des_dv:
CALL SUB_ram_fb9f
RLCA
RLCA
RLCA
LD B, A
RRCA
RRCA
ADD A,B
LD B, A
CALL SUB_ram_fb9f
ADD A,B
RET
SUB_ram_fb9f:
CALL tm_get_key_ctrl_c
SUB 0x30
JP M,SUB_ram_fb9f
CP 0xa
JP P,SUB_ram_fb9f
PUSH AF
CALL tm_sym_out
POP AF
RET
; ------------------------------------------------------
; Read data from floppy
; Inp: A = 0..4 - select drives
; HL -> buffer
; C - command (0x84) READ_SEC, single, 15ms delay
; Out: A=0 if ok
; CF is set if error
; ------------------------------------------------------
m_read_floppy:
CALL m_select_drive
CALL m_start_floppy
RET C
CALL m_fdc_seek_trk
RET C
CALL m_fdc_read_c_bytes
RET C
XOR A
RET
; ------------------------------------------------------
; Write data to floppy
; Inp: A = 0..4 - select drives
; HL -> buffer
; C - command (0xA4) WRITE_SEC, single, 15ms delay
; Out: A=0 if ok
; CF is set if error
; ------------------------------------------------------
m_write_floppy:
CALL m_select_drive
CALL m_start_floppy
RET C
CALL m_fdc_seek_trk
RET C
CALL m_fdc_write_bytes
RET C
XOR A
RET
; ------------------------------------------------------
; Select or disable drive
; Inp: A = 0 - disable drives
; A = 1 - select + drsel + motor0 en
; A = 2 - select + motor0 enanle
; A = 3 - select
; A = 4 - select + drsel
; ------------------------------------------------------
m_select_drive:
PUSH BC
LD B, 00000111b ; DRSEL, DSEL1, DSEL0
CP 0x1
JP Z, mal_out_to_flop
LD B, 00100111b ; MOT0_EN, DRSEL, DSEL1, DSEL0
CP 0x2
JP Z, mal_out_to_flop
LD B, 00000011b ; DSEL1, DSEL0
CP 0x3
JP Z, mal_out_to_flop
LD B, 00100011b ; MOT0_EN, DSEL1, DSEL0
CP 0x4
JP Z, mal_out_to_flop
LD B, 00000000b ; Turn off and deselect drives
mal_out_to_flop:
LD A, B
OUT (FLOPPY), A
POP BC
RET
; ------------------------------------------------------
; Start floppy
; Out:
; CF is set, A=0x20 if INTRQ
; CF not set, A=0x00 if READY
; ------------------------------------------------------
m_start_floppy:
IN A, (FLOPPY) ; Get floppy ctrl state
RLCA
JP C, .start_motor
IN A, (FDC_CMD)
AND FDC_NOT_READY
RET Z
.start_motor:
PUSH BC
LD BC, 64000 ; timeout
CALL m_fdc_set_init
.wait_mot_start:
IN A, (FDC_CMD)
AND FDC_NOT_READY
JP Z, .delay_for_spin_up
IN A, (FLOPPY)
; Check motor start bit
RLCA
JP NC, .wait_mot_start
; Time is out or not started
LD A, 0x20
JP .ok_exit
; Delay for spindle spin-up
.delay_for_spin_up:
DEC C
JP NZ, .delay_for_spin_up
DEC B
JP NZ, .delay_for_spin_up
XOR A
.ok_exit:
POP BC
RET
; ------------------------------------------------------
; Send INIT to FDC
; ------------------------------------------------------
m_fdc_set_init:
IN A, (FLOPPY)
AND 01001110b ; Read SSEL, DDEN, MOT1, MOT0
RRA
OUT (FLOPPY), A ; SSEL DRSEL MOT1 MOT0
OR 00001000b ; INIT
OUT (FLOPPY), A
RET
; ------------------------------------------------------
; Seek track on floppy
; Inp: DE - track/sector
; ------------------------------------------------------
m_fdc_seek_trk:
PUSH BC
LD B, 0x2 ; try 2 times if error
fs_seek_again:
LD A, D
OUT (FDC_DATA), A ; Set track to search
LD A,FDC_SEEK_LV ; Seek, Load Head, Verify on dst track
OUT (FDC_CMD), A
NOP
NOP
IN A, (FDC_WAIT)
IN A, (FDC_CMD)
AND 00011001b ; SEEK error, CRC error, BUSY flags
CP 0x0
JP Z, fs_seek_ok
LD A, 0x20
SCF ; set erro flag
DEC B
JP Z, fs_seek_ok
LD A, FDC_RESTORE_L ; restore with load head
OUT (FDC_CMD), A
NOP
NOP
IN A, (FDC_WAIT)
JP fs_seek_again
fs_seek_ok:
PUSH AF
LD A, E
OUT (FDC_SECT), A
POP AF
POP BC
RET
; ------------------------------------------------------
; Write bytes to FDC
; Inp: C - count of bytes
; HL -> buffer
; Out: CF set if error,
; C - error code if CF is set
; ------------------------------------------------------
m_fdc_write_bytes:
LD A, C
OUT (FDC_CMD), A
fw_next_byte:
IN A, (FDC_WAIT)
RRCA
LD A, (HL)
OUT (FDC_DATA), A
INC HL
JP C,fw_next_byte
JP m_floppy_chk_error
; ------------------------------------------------------
; Read bytes from FDC
; Inp: C - command code for VG93
; HL -> buffer
; Out: CF set if error,
; C - error code if CF is set
; ------------------------------------------------------
m_fdc_read_c_bytes:
LD A, C
OUT (FDC_CMD), A
JP .skip_first_inc
.read_next_byte:
LD (HL), A
INC HL
.skip_first_inc:
IN A, (FDC_WAIT)
RRCA
IN A, (FDC_DATA)
JP C, .read_next_byte
m_floppy_chk_error:
IN A, (FDC_CMD)
AND 11011111b ; mask 5th bit Write fault... ???
CP 0x0
RET Z ; retutn in no errors
IN A, (FDC_CMD)
LD C, A
SCF
RET
m_msg_disk_error:
db "Disk Error - ", 0
m_msg_retr_abrt:
db "Retry, Abort -?", 0
m_msg_read:
db "Read/", 0
m_msg_write:
db "Write/", 0
m_msg_track:
db "/Track-", 0
tm_sector:
db "/Sekt-", 0
m_msg_num:
db "/N-", 0
m_msg_b_ok:
db " {OK}", 0
m_msg_io:
db "/(I/O)-", 0
esc_cmd_kod:
db ASCII_ESC, '@', ASCII_ESC, 'R', 3, ESC_CMD_END
tm_fill:
LD C, (HL)
LD A, 0xb0
.fill_nxt1:
LD (HL), C
INC HL
CP H
JP NZ, .fill_nxt1
JP tm_mon
tm_fill_nxt2:
LD C, (HL)
.fill_nxt3:
LD (HL), C
INC L
JP NZ, .fill_nxt3
JP tm_mon
EX DE, HL
CALL tm_hex_hl
EX DE, HL
RET
; ------------------------------------------------------
; Print word as hex
; Inp: HL - value to print
; ------------------------------------------------------
tm_hex_hl:
LD A, H
CALL tm_hex_b
LD A, L
; ------------------------------------------------------
; Print byte in HEX
; Inp: A - Byte to print
; ------------------------------------------------------
tm_hex_b:
PUSH AF
AND 0xf0
RRCA
RRCA
RRCA
RRCA
CALL tm_print_hex_nibble
POP AF
PUSH AF
AND 0xf
CALL tm_print_hex_nibble
POP AF
RET
tm_print_hex_nibble:
PUSH DE
LD DE,msg_digits ;= "0123456789ABCDEF"
ADD A, E
JP NC, .no_cf
INC D
.no_cf:
LD E, A
LD A, (DE)
LD C, A
CALL tm_sym_out
POP DE
RET
msg_digits:
db "0123456789ABCDEF", 0
tm_print_LFCR_hexw:
LD C, ASCII_LF
CALL tm_sym_out
tm_print_CR_hexw:
CALL tm_print_CR
CALL tm_hex_hl
tm_print_SP:
LD C, ' '
JP tm_sym_out
tm_print_LFCR:
LD C, ASCII_LF
CALL tm_sym_out
tm_print_CR:
LD C, ASCII_CR
JP tm_sym_out
; ------------------------------------------------------
; Get key from keyboard. Return to monitor
; if Ctrl+C pressed
; Out: C=A - key
; ------------------------------------------------------
tm_get_key_ctrl_c:
CALL tm_con_in
LD C, A
CP 0x3
JP Z, tm_main
RET
; TYPE
tm_print_t:
LD C, ASCII_US
CALL tm_sym_out
EX DE, HL
CALL tm_print
tm_cont:
LD DE, m_msg_b_ok ;= " {OK}"
CALL tm_print_w_key
JP tm_main
; ------------------------------------------------------
; Print message and wait key
; Ctrl+C to cansel current op and
; return to monitor
; Inp: DE -> strz
; Out: A - key
; ------------------------------------------------------
tm_print_w_key:
CALL tm_out_strz
JP tm_get_key_ctrl_c
tm_out_strz:
CALL tm_print_LFCR
tm_print:
LD B,16
p11_print_next:
LD A, (DE)
OR A
RET Z
CP ASCII_CR
JP NZ, p11_no_CR
DEC B
JP NZ, p11_no_CR
CALL tm_get_key_ctrl_c
LD B, 16
LD A, (DE)
p11_no_CR:
LD C, A
CALL tm_sym_out
INC DE
JP p11_print_next
; ------------------------------------------------------
; Out symbol
; Inp: C - symbol
; ------------------------------------------------------
tm_sym_out:
LD A, C
AND 0x80
JP Z, tm_rus
LD A, 0x1
tm_rus:
LD (TM_VARS.m_codepage), A
CALL m_con_out
LD A, (TM_VARS.tm_ltb+1) ; if 0x10, return, no out to printer;
CP 0x10
RET NZ
JP tm_char_print
; ------------------------------------------------------
; Print FS (FileSeparator)
; ------------------------------------------------------
tm_print_verh:
LD C, 0xc
JP tm_sym_out
tm_screen:
CALL tm_print_verh
LD A, D
OR A
tm_scr0:
JP Z,tm_scr1
LD C, ASCII_LF
CALL tm_sym_out
DEC D
JP tm_scr0
; ------------------------------------------------------
; Print CAN symbol E times
; ------------------------------------------------------
tm_scr1:
LD A, E
OR A
RET Z
LD C, ASCII_CAN ; CAN (Cancel)
CALL tm_sym_out
DEC E
JP tm_scr1
tm_niz:
LD DE, 0x1500 ; 21 x 0
CALL tm_screen
LD DE, 0x7f20 ; 126 x ' '
CALL tm_rpt_print
LD DE, 0x1500 ; 21 x 0
JP tm_screen
; ------------------------------------------------------
; Print the character the specified number of times
; Inp: E - character
; D - count
; ------------------------------------------------------
tm_rpt_print:
LD C, E ; DE=363D
rpt_next:
CALL tm_sym_out
DEC D
RET Z
JP rpt_next
; Turn on duplicate output to printer
tm_ltab:
LD A,10h
LD (TM_VARS.tm_ltb), A
JP tm_mon
tm_lps:
LD A, (TM_VARS.tm_ltb)
CP 0x10
RET NZ
LD (TM_VARS.tm_ltb+1), A
LD DE,esc_cmd_kod ;= 1Bh
JP tm_lprint
tm_lpr:
XOR A
LD (TM_VARS.tm_ltb), A
LD (TM_VARS.tm_ltb+1), A
RET
tm_lprn:
EX DE, HL
CALL tm_lprint
JP tm_mon
; ------------------------------------------------------
; Print string until SUB symbol
; Inp: DE -> string ended with SUB (0x1A)
; ------------------------------------------------------
tm_lprint:
LD A, (DE)
LD C, A
CP ASCII_SUB
RET Z
CALL tm_char_print
INC DE
JP tm_lprint
; ------------------------------------------------------
; Send character to printer
; Inp: C - character
; ------------------------------------------------------
tm_char_print:
IN A, (PIC_DD75RS)
AND PRINTER_IRQ
JP Z, tm_char_print ; Wait printer ready
cp_wait_ack:
IN A, (KBD_DD78PB)
AND PRINTER_ACK
JP NZ, cp_wait_ack
LD A, C
CPL
OUT (LPT_DD67PA), A
LD A, 00001001b ; set Printer Strobe (port C 4th bit)
OUT (DD67CTR), A
LD A, 00001000b ; reset Printer Strobe
OUT (DD67CTR), A
RET
; ------------------------------------------------------
; Wait and read data from UART
; Out: A - 7 bit data
; ------------------------------------------------------
m_serial_in:
IN A, (UART_DD72RR)
AND RX_READY
JP Z, m_serial_in ; wait for rx data ready
IN A, (UART_DD72RD)
AND 0x7f ; leave 7 bits
RET
; ------------------------------------------------------
; Send data by UART
; Inp: C - data to transmitt
; ------------------------------------------------------
m_serial_out:
IN A, (UART_DD72RR)
AND TX_READY
JP Z, m_serial_out ; Wait for TX ready
LD A, C
OUT (UART_DD72RD), A
RET
tm_plus:
LD HL, (TM_VARS.tm_hrg)
INC H
JP tm_ff
tm_minus:
LD HL, (TM_VARS.tm_hrg)
DEC H
JP tm_ff
tm_f1:
LD H, 0x1
JP tm_ff
tm_f2:
LD H, 0x40
JP tm_ff
tm_f3:
LD H, 0xb0
JP tm_ff
tm_ff:
XOR A
LD L, A
LD (TM_VARS.tm_hrg), HL
JP tm_mon
tm_f4:
LD A,H
ADD A, 0x10
JP tm_fa
tm_f5:
LD A,H
SUB 0x10
tm_fa:
LD H, A
JP tm_ff
tm_msg_search:
db "\fSEARCH [", 0
tm_search:
LD (TM_VARS.tm_hrg), HL
tm_search0:
LD DE, tm_msg_search ;= "\fSEARCH ["
CALL tm_print
LD HL, TM_VARS.tm_stack
tm_s0:
LD B, 0x1
tm_s1:
CALL tm_get_key_ctrl_c
CP ASCII_BS
JP Z, tm_search0
CP ASCII_CR
JP Z, tm_do_search
CP '*'
JP Z, tm_s4
LD A, (TM_VARS.tm_tbu)
CP ASCII_TAB
JP NZ, tm_s2
tm_s4:
LD (HL), C
CALL tm_sym_out
JP tm_s5
tm_s2:
LD A, C
CALL tm_poke
LD A, B
OR A
JP NZ, tm_s1
tm_s5:
INC L
JP tm_s0
tm_do_search:
LD B,L
LD D,H
XOR A
LD E, A
LD HL, (TM_VARS.tm_hrg)
INC HL
ADD A,B
JP Z, tm_sea1
LD (TM_VARS.tm_stack+16), A
tm_sea1:
LD A, (DE)
CP (HL)
JP NZ, tm_s3
tm_s6:
DEC B
JP Z, tm_aga
INC E
tm_sea2:
INC L
JP NZ, tm_sea1
INC H
JP NZ, tm_sea1
JP tm_main
tm_s3:
LD A, (DE)
CP '*'
JP Z, tm_s6
LD A, (TM_VARS.tm_stack+16)
LD B, A
LD E, 0x0
JP tm_sea2
tm_aga:
LD A, (TM_VARS.tm_stack+16)
tm_ogo:
DEC A
JP Z, tm_rets
DEC HL
JP tm_ogo
tm_rets:
LD (TM_VARS.tm_hrg), HL
JP tm_main
m_print_log_sep:
LD C, ASCII_US
CALL tm_sym_out
JP warm_boot
m_msg_contacts:
db " (Chernogolovka Mosk.reg. Tel 51-24)", 0
LAST EQU $
CODE_SIZE EQU LAST-0xE000
FILL_SIZE EQU 8192-CODE_SIZE
DISPLAY "Code size is: ",/A,CODE_SIZE
FILLER
DS FILL_SIZE, 0xFF
DISPLAY "Filler size is: ",/A,FILL_SIZE
ENDMODULE
OUTEND
INCLUDE "tm_vars.inc"
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