26.4 Register Summary
| Offset | Name | Bit Pos. | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|---|---|---|---|---|---|---|---|---|---|---|
| 0x00 | CTRLA | 7:0 | SDASETUP | SDAHOLD[1:0] | FMPEN | |||||
0x01 | Reserved | |||||||||
| 0x02 | DBGCTRL | 7:0 | DBGRUN | |||||||
| 0x03 | MCTRLA | 7:0 | RIEN | WIEN | QCEN | TIMEOUT[1:0] | SMEN | ENABLE | ||
| 0x04 | MCTRLB | 7:0 | FLUSH | ACKACT | MCMD[1:0] | |||||
| 0x05 | MSTATUS | 7:0 | RIF | WIF | CLKHOLD | RXACK | ARBLOST | BUSERR | BUSSTATE[1:0] | |
| 0x06 | MBAUD | 7:0 | BAUD[7:0] | |||||||
| 0x07 | MADDR | 7:0 | ADDR[7:0] | |||||||
| 0x08 | MDATA | 7:0 | DATA[7:0] | |||||||
| 0x09 | SCTRLA | 7:0 | DIEN | APIEN | PIEN | PMEN | SMEN | ENABLE | ||
| 0x0A | SCTRLB | 7:0 | ACKACT | SCMD[1:0] | ||||||
| 0x0B | SSTATUS | 7:0 | DIF | APIF | CLKHOLD | RXACK | COLL | BUSERR | DIR | AP |
| 0x0C | SADDR | 7:0 | ADDR[7:0] | |||||||
| 0x0D | SDATA | 7:0 | DATA[7:0] | |||||||
| 0x0E | SADDRMASK | 7:0 | ADDRMASK[6:0] | ADDREN | ||||||