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Добавил таблицу и инфу по vROM

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Anatoliy Belyanskiy 2023-06-19 04:28:29 +10:00
parent 1b5b9e9293
commit 0e36ba03b2
1 changed files with 37 additions and 37 deletions
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74
constants/SP2000.inc
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@ -155,21 +155,33 @@ bit6 - CNF_SC_RESET by 1 -
bit7 - CNF_PN[7..6]_RESET by 0 - á¡à®á <EFBFBD>¥­â-512 ;/
<EFBFBD>¥à¥ª«î祭¨¥ áâà ­¨æ vROM:
; Port #24 = 0
#E0 - BIOS (EXP) ; #1FFD bit2=1
#E1 - TR-DOS ; PC = #3D00..#3DFF and #1FFD bit2=0
#E2 - BASIC-128 ; #7FFD bit4=0 and #1FFD bit1=0
#E3 - BASIC-48 ; #7FFD bit4=1 and #1FFD bit1=0
; Port #24 = 1 ; not used yet
#E4 - EXPANSION 2 ; #1FFD bit2=1
#E5 - TR-DOS 2 ; PC = #3D00..#3DFF and #1FFD bit2=0
#E6 - BASIC-128 2 ; #7FFD bit4=0 and #1FFD bit1=0
#E7 - BASIC-48 2 ; #7FFD bit4=1 and #1FFD bit1=0
; Port #74 = 0
#EB - BIOS-1 (EXP yet) ;
; Port #74 = 1
#EF - BIOS-2 (not used yet) ;
;;;;;;;;
___________________________________________________________________________
| ‡­ ç¥­¨¥ | ‡ ¯¨áì ¢® ¢­¥è­¨© ¯®àâ: |
| ¨§ ¢­ãâà. |___________________________________________________________|
| ¯®àâ  | | | | #7C (­® rom | | |
| €«ìâ¥àë | #24 | #74 | #3C | ¢ ¯à¨®à¨â¥â¥) | 1FFD | 7FFD |
| ||| | bit1..0 | bit1..0 | bit1..0 | bit1..0 | bit1 | bit4 |
|_____\|/_____|_________|_________|_________|_______________|______|______|
|E0 | 00 | | 00 | | 1 | ... |
|E1 (+dos_on) | 00 | | 00 | 00 | 0 | ... |
|E2 | 00 | | 00 | 00 | 0 | 0 |
|E3 | 00 | | 00 | | 0 | 1 |
|E4 | 01 | | 01 | | 1 | ... |
|E5 (+dos_on) | 01 | | 01 | 01 | 0 | ... |
|E6 | 01 | | 01 | 01 | 0 | 0 |
|E7 | 01 | | 01 | | 0 | 1 |
|EB | | 00 | | | ... | ... |
|EF | | 01 | | | ... | ... |
|_____________|_________|_________|_________|_______________|______|______|
... - §­ ç¥­¨¥ ஫¨ ­¥ ¨£à ¥â
‘â ­¤ àâ­ë¥ áâà ­¨æë Ž‡“ ¤«ï ®¡à §®¢ <EFBFBD>‡“ ᯥªâà㬠:
#42 BASIC 128
#43 BASIC 48
#44 TR-DOS
#45 BIOS (ZX_EXP)
#46 BIOS (ZX_EXP)
#47 BIOS (ZX_EXP2)
SYS_PORT:
bit0 - TURBO: on/off ¨«¨ BIOS: Part1/Part0
@ -193,13 +205,6 @@ bit7..bit3
áâà ­¨æë <EFBFBD>‡“ 0-7 ¡ã¤ã⠭㬥஢ âìáï ª ª 8-15
áâà ­¨æë <EFBFBD>‡“ 8-15 ¡ã¤ã⠭㬥஢ âìáï ª ª 0-7
----------------------------------------------------
‘â ­¤ àâ­ë¥ áâà ­¨æë ¤«ï ®¡à §®¢ <EFBFBD>‡“ ᯥªâà㬠:
#42 BASIC 128
#43 BASIC 48
#44 TR-DOS
#45 BIOS
#46 BIOS (ZX_EXP)
#47 BIOS (ZX_EXP2)
*/
;=======================================
@ -1322,28 +1327,23 @@ HOLD EQU #CB ;
;#DE - vRAM page for 512 kb (®ª­® C000-FFFF)
;#DF - vRAM page for 512 kb (®ª­® C000-FFFF)
;#E0 - vROM page EXPANSION ; Port #1FFD bit2=1 (#24 bit6=0, bit0=0)
;#E1 - vROM page TR-DOS ; PC = #3D00..#3DFF and #1FFD bit2=0 (#24 bit0=0)
;#E0 - vROM page EXPANSION ; Port #1FFD bit1=1 (#24 bit6=0, bit0=0)
;#E1 - vROM page TR-DOS ; PC = #3D00..#3DFF and #1FFD bit1=0 (#24 bit0=0)
;#E2 - vROM page BASIC-128 ; #7FFD bit4=0 and #1FFD bit1=0 (#24 bit0=0)
;#E3 - vROM page BASIC-48 ; #7FFD bit4=1 and #1FFD bit1=0 (#24 bit0=0)
;#E4 - vROM page EXPANSION 2 ; Port #1FFD bit2=1 (#24 bit6=0, bit0=1)
;#E5 - vROM page TR-DOS 2 ; PC = #3D00..#3DFF and #1FFD bit2=0 (#24 bit0=1)
;#E4 - vROM page EXPANSION 2 ; Port #1FFD bit1=1 (#24 bit6=0, bit0=1)
;#E5 - vROM page TR-DOS 2 ; PC = #3D00..#3DFF and #1FFD bit1=0 (#24 bit0=1)
;#E6 - vROM page BASIC-128 2 ; #7FFD bit4=0 and #1FFD bit1=0 (#24 bit0=1)
;#E7 - vROM page BASIC-48 2 ; #7FFD bit4=1 and #1FFD bit1=0 (#24 bit0=1)
;#E8 - vRAM page (®ª­® 0000-3FFF)
;#E9 - vRAM page (®ª­® 4000-7FFF)
;#EA - vRAM page (®ª­® 8000-BFFF)
;#E8 - vRAM page (®ª­® 0000-3FFF) ;
;#E9 - vRAM page (®ª­® 4000-7FFF) ;
;#EA - vRAM page (®ª­® 8000-BFFF) ;
;#EB - vROM page BIOS-1 ; Port #74 = 0
;#EC - vRAM page CASHE ; ?????
;#ED reserved ; ?????
RET_PORT EQU #EE ; Page set after Soft RESET. ‹î¡®¥, ªà®¬¥ 0, §­ ç¥­¨¥ - áâà ­¨æ  ªã¤  ¯¥à¥¤ áâáï ã¯à ¢«¥­¨¥ ¯®á«¥ Soft reset
;#EC - vRAM page CASHE ;
;#ED reserved ;
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  ¢ ª ª®© «¨¡® ¯®àâ §­ ç¥­¨ï ®â F0h ¤® FFh ¯à¨¢¥¤¥â ª ®¤­®¬ã ¨ ⮬㠦¥ १ã«ìâ âã, çâ® ¨ ¯à®áâ® ãáâ ­®¢ª  ¢ íâ®â ¯®àâ §­ ç¥­¨ï F0h. ‚ á奬¥ ᤥ« ­