Difference between revisions of "SYMBiFACE II:I/O Map Summary"
From CPCWiki - THE Amstrad CPC encyclopedia!
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|- | |- | ||
|'''#7Fxx''' ||N/A ||Standard RAM Expansion (512K) | |'''#7Fxx''' ||N/A ||Standard RAM Expansion (512K) | ||
| + | |- | ||
| + | |'''#DFxx''' ||N/A ||Upper ROM Bank | ||
|- | |- | ||
|'''#FD00-#FD05''' ||? ||? | |'''#FD00-#FD05''' ||? ||? | ||
| Line 38: | Line 40: | ||
|'''#FD16''' ||? ||? | |'''#FD16''' ||? ||? | ||
|- | |- | ||
| − | |'''#FD17''' ||Map upper ROM to 4000h-7FFFh <br> (for writing to FLASH ROMs)||Don't map ROM to 4000h-7FFFh (default) | + | |'''#FD17''' ||Map upper ROM to 4000h-7FFFh <br> (for writing to FLASH ROMs)||Don't map Upper ROM to 4000h-7FFFh <br> (default) |
|- | |- | ||
|'''#FD17-#FD3F''' ||? ||? | |'''#FD17-#FD3F''' ||? ||? | ||
|} | |} | ||
Revision as of 10:17, 12 February 2010
| Port | Read | Write |
| #7Fxx | N/A | Standard RAM Expansion (512K) |
| #DFxx | N/A | Upper ROM Bank |
| #FD00-#FD05 | ? | ? |
| #FD06 | IDE Alternate Status | IDE Digital Output |
| #FD07 | IDE Drive Address | N/A |
| #FD08 | IDE Data Register | IDE Data Register |
| #FD09 | IDE Error Register | IDE (Write Precomp Reg.) |
| #FD0A | IDE Sector Count | IDE Sector Count |
| #FD0B | IDE Sector Number | IDE Sector Number |
| #FD0C | IDE Cylinder Low | IDE Cylinder Low |
| #FD0D | IDE Cylinder High | IDE Cylinder High |
| #FD0E | IDE SDH Register | IDE SDH Register |
| #FD0F | IDE Status Register | IDE Command Register |
| #FD10 | PS/2 Mouse Status | N/A |
| #FD11 | ROM Enable SYMBiFACE II Roms | ROM Disable SYMBiFACE II Roms |
| #FD12-#FD13 | ? | ? |
| #FD14 | RTC Data | RTC Data |
| #FD15 | N/A | RTC Index |
| #FD16 | ? | ? |
| #FD17 | Map upper ROM to 4000h-7FFFh (for writing to FLASH ROMs) |
Don't map Upper ROM to 4000h-7FFFh (default) |
| #FD17-#FD3F | ? | ? |
