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https://github.com/dingusdev/dingusppc.git
synced 2024-11-04 20:06:35 +00:00
1.2 KiB
1.2 KiB
Registers
| Register Name | Number |
|---|---|
| R_COUNT0 | 0x0 |
| R_COUNT1 | 0x1 |
| R_FIFO | 0x2 |
| R_CMD | 0x3 |
| R_BUS0STATUS | 0x4 |
| R_BUS1STATUS | 0x5 |
| FIFO_CNT | 0x6 |
| EXCPT | 0x7 |
| ERROR | 0x8 |
| INTMASK | 0x9 |
| INTERRUPT | 0xA |
| SOURCEID | 0xB |
| DESTID | 0xC |
| SYNC | 0xD |
| MESHID | 0xE |
| SEL_TIMEOUT | 0xF |
Commands
| Command Name | Number |
|---|---|
| NOP | 0x0 |
| ARBITRATE | 0x1 |
| SELECT | 0x2 |
| COMMAND | 0x3 |
| STATUS | 0x4 |
| DATAOUT | 0x5 |
| DATAIN | 0x6 |
| MSGOUT | 0x7 |
| MSGIN | 0x8 |
| BUSFREE | 0x9 |
| ENABLE_PARITY | 0xA |
| DISABLE_PARITY | 0xB |
| ENABLE_RESELECT | 0xC |
| DISABLE_RESELECT | 0xD |
| RESET_MESH | 0xE |
| FLUSH_FIFO | 0xF |
| SEQ_DMA | 0x20 |
| SEQ_TARGET | 0x40 |
| SEQ_ATN | 0x80 |