Z80 port map: Difference between revisions
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(Created page with "{| class="regdef" |'''Number''' |'''Read''' |'''Write''' |- |$00 |Read sound code from 68k |Clear sound code buffer | |- |$08 | |NMI enable |- |$04~$07 |colspan="2"|YM2610 I/...") |
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|Read sound code from 68k | |Read sound code from 68k | ||
|Clear sound code buffer | |Clear sound code buffer | ||
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|$08 | |$08 | ||
Revision as of 03:10, 28 June 2011
| Number | Read | Write |
| $00 | Read sound code from 68k | Clear sound code buffer |
| $08 | NMI enable | |
| $04~$07 | YM2610 I/O | |
| $08 | Set $F000~$F7FF bank | |
| $09 | Set $E000~$EFFF bank | |
| $0A | Set $C000~$DFFF bank | |
| $0B | Set $8000~$BFFF bank | |
| $0C | Reply to 68k | |
| $18 | NMI disable | |