Tolik-Trek/Shared_Includes
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Anatoliy Belyanskiy 2023-12-31 03:03:54 +10:00
parent 54298bfb52
commit c135d9b603
1 changed files with 15 additions and 12 deletions
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11
constants/SP2000.inc
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@ -1545,25 +1545,28 @@ HOLD EQU #CB ;
;#DE - vRAM page for 512 kb (®ª­® C000-FFFF)
;#DF - vRAM page for 512 kb (®ª­® C000-FFFF)
vROM:
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
vROM: ;
.BIOS: EQU #E0 ; vROM page EXPANSION. Port #1FFD bit1=1 (#24 bit6=0, bit0=0)
.TR_DOS: EQU #E1 ; vROM page TR-DOS. PC = #3D00..#3DFF and #1FFD bit1=0 (#24 bit0=0)
.BASIC_128: EQU #E2 ; vROM page BASIC-128. #7FFD bit4=0 and #1FFD bit1=0 (#24 bit0=0)
.BASIC_48: EQU #E3 ; vROM page BASIC-48. #7FFD bit4=1 and #1FFD bit1=0 (#24 bit0=0)
; ;
.BIOS_2: EQU #E4 ; vROM page EXPANSION 2. Port #1FFD bit1=1 (#24 bit6=0, bit0=1)
.TR_DOS_2: EQU #E5 ; vROM page TR-DOS 2. PC = #3D00..#3DFF and #1FFD bit1=0 (#24 bit0=1)
.BASIC_128_2: EQU #E6 ; vROM page BASIC-128 2. #7FFD bit4=0 and #1FFD bit1=0 (#24 bit0=1)
.BASIC_48_2: EQU #E7 ; vROM page BASIC-48 2. #7FFD bit4=1 and #1FFD bit1=0 (#24 bit0=1)
; ;
.BIOS_3 EQU #EB ; vROM page BIOS-3 Port #74 = 0
.BIOS_4 EQU #EF ; vROM page BIOS-4 Port #74 = 1
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
SLOT0 EQU #E8 ; RAM page (®ª­® 0000-3FFF)
SLOT1 EQU #E9 ; RAM page (®ª­® 4000-7FFF)
SLOT2 EQU #EA ; RAM page (®ª­® 8000-BFFF)
;#EB - vROM page BIOS-1 ; Port #74 = 0
;#EC - user's memory cell ; á ¬®¦­® á®åà ­¨âì ­ã¦­®¥ §­ ç¥­¨¥
;#ED - user's memory cell ; á ¬®¦­® á®åà ­¨âì ­ã¦­®¥ §­ ç¥­¨¥
RET_PORT EQU #EE ; Page set after Soft RESET. ‹î¡®¥, ªà®¬¥ 0, §­ ç¥­¨¥ - áâà ­¨æ  ªã¤  ¯¥à¥¤ áâáï ã¯à ¢«¥­¨¥ ¯®á«¥ Soft reset
;#EF - vROM page BIOS-2 ; Port #74 = 1
; “áâ ­®¢ª  §­ ç¥­¨ï ¢ ª ª®© «¨¡® ¯®àâ ®â #F0 ¤® #FF ¯à¨¢¥¤¥â ª ®¤­®¬ã ¨ ⮬㠦¥ १ã«ìâ âã, çâ® ¨ ¯à®áâ® ãáâ ­®¢ª  §­ ç¥­¨ï ¢ ¯®àâ #F0. ‚ á奬¥ ᤥ« ­ 
; ¯¥à¥ ¤à¥á æ¨ï ­®¬¥à  ¯®àâ  â ª, çâ® ¯à¨ §­ ç¥­¨¨ #Fx ­®¬¥à ¯®àâ  ¡¥à¥âáï ª ª #F0+Spectrum_PAGE, £¤¥ Spectrum_PAGE - ­®¬¥à ᯥªâà㬮¢áª®© áâà ­¨æë,  ¤à¥á㥬®©