34.8.6 Register Summary - I2C Client

For descriptions and definitions of both Register and bitfield properties, refer to Register Properties.

OffsetNameBit Pos.76543210
0x00CTRLA7:0RUNSTDBY  MODE[2:0]ENABLESWRST
15:8    SLEWRATE[1:0]FILTSEL[1:0]
23:16SEXTTOEN SDAHOLD[1:0]  SMBUSENPINOUT
31:24 LOWTOUT  SCLSM SPEED[1:0]
0x04CTRLB7:0        
15:8AMODE[1:0]   AACKENGCMDSMEN
23:16FIFOCLR[1:0]   ACKACTCMD[1:0]
31:24        
0x08CTRLC7:0    SDASETUP[3:0]
15:8        
23:16        
31:24TXTRHOLD[1:0]RXTRHOLD[1:0]FIFOEN  DATA32B

0x0C

...

0x13

Reserved         
0x14INTENCLR7:0ERROR  RXFFTXFEDRDYAMATCHPREC

0x15

Reserved         
0x16INTENSET7:0ERROR  RXFFTXFEDRDYAMATCHPREC

0x17

Reserved         
0x18INTFLAG7:0ERROR  RXFFTXFEDRDYAMATCHPREC

0x19

Reserved         
0x1ASTATUS7:0CLKHOLDLOWTOUT SRDIRRXNACKCOLLBUSERR
15:8    LENERRHSSEXTTOUT 
0x1CSYNCBUSY7:0   LENGTH SYSOPENABLESWRST
15:8        
23:16        
31:24        

0x20

...

0x21

Reserved         
0x22LENGTH7:0LEN[7:0]
15:8       LENEN
0x24ADDR7:0ADDR[6:0]GENCEN
15:8TENBITEN    ADDR[9:7]
23:16ADDRMASK[6:0] 
31:24     ADDRMASK[9:7]
0x28DATA7:0DATA[7:0]
15:8DATA[15:8]
23:16DATA[23:16]
31:24DATA[31:24]

0x2C

...

0x33

Reserved         
0x34FIFOSPACE7:0   TXSPACE[4:0]
15:8   RXSPACE[4:0]
0x36FIFOPTR7:0    CPUWRPTR[3:0]
15:8    CPURDPTR[3:0]