Data Sheet

533
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
Table 27-4. Register Summary – Master Mode
Offset Name
Bit
Pos
0x00
CTRLA
7:0 RUNSTDBY MODE[2:0]=101 ENABLE SWRST
0x01 15:8
0x02 23:16 SEXTTOEN MEXTTOEN SDAHOLD[1:0] PINOUT
0x03 31:24 LOWTOUT INACTOUT[1:0] SCLSM SPEED[1:0]
0x04
CTRLB
7:0
0x05 15:8 QCEN SMEN
0x06 23:16 ACKACT CMD[1:0]
0x07 31:24
0x08 Reserved
0x09 Reserved
0x0A Reserved
0x0B Reserved
0x0C
BAUD
7:0 BAUD[7:0]
0x0D 15:8 BAUDLOW[7:0]
0x0E 23:16 HSBAUD[7:0]
0x0F 31:24 HSBAUDLOW[7:0]
0x10 Reserved
0x11 Reserved
0x12 Reserved
0x13 Reserved
0x14
INTENCLR
7:0 ERROR SB MB