Difference between revisions of "SYMBiFACE II:I/O Map Summary"
From CPCWiki - THE Amstrad CPC encyclopedia!
| Line 24: | Line 24: | ||
|'''#FD0D''' ||IDE Cylinder High ||IDE Cylinder High | |'''#FD0D''' ||IDE Cylinder High ||IDE Cylinder High | ||
|- | |- | ||
| − | |'''#FD0E''' ||IDE | + | |'''#FD0E''' ||IDE Device/Head Register ||IDE Device/Head Register |
|- | |- | ||
|'''#FD0F''' ||IDE Status Register ||IDE Command Register | |'''#FD0F''' ||IDE Status Register ||IDE Command Register | ||
Revision as of 08:46, 7 August 2015
| 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 Device/Head Register | IDE Device/Head 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) |
| #FD18-#FD3F | ? | ? |
