I2CxCON3

I2CxCON3

I2C Control Register 3
0x01E9 8         1 1 x
Parent topic: Register Definitions: I2C Control

I2CxCON3

Bit  7 6 5 4 3 2 1 0  
          FME[1:0] ACNTMD[1:0]  
Access          R/W R/W R/W R/W  
Reset          0 0 0 0  

Bits 3:2 – FME[1:0]: Fast Mode Enable

Fast Mode Enable

ValueDescription
11 Reserved
10 Fast Mode Plus (SCL frequency (FSCL) = FI2CxCLK/16)
01 Fast Mode (SCL frequency (FSCL) = FI2CxCLK/4)
00 Standard Mode (SCL frequency (FSCL) = FI2CxCLK/5)

Bits 1:0 – ACNTMD[1:0]: ACNT Mode Selection

ACNT Mode Selection

ValueNameDescription
xx ACNT = 0 ACNTMD bits ignored
11 ACNT = 1 Reserved
10 ACNT = 1 16 bits are loaded into I2CxCNT[15:0]
01 ACNT = 1 8 bits are loaded into I2CxCNT[15:8]
00 ACNT = 1 8 bits are loaded into I2CxCNT[7:0]