37.5.3 I2CxCON2
Name: | I2CxCON2 |
Address: | 0x294, 0x2AB |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
ACNT | GCEN | ABD | SDAHT[1:0] | BFRET[1:0] | |||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | ||
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit 7 – ACNT Auto-Load I2C Count Register Enable
Value | Description |
---|---|
1 |
The first transmitted/received byte after the address is automatically loaded into the I2CxCNT register |
0 |
Auto-load of I2CxCNT is disabled |
Bit 6 – GCEN
General Call Address Enable (used when MODE = 00x
or MODE =
11x
)
Value | Description |
---|---|
1 |
General
Call Address (0x00 ) causes an address match
event |
0 |
General Call addressing is disabled |
Bit 4 – ABD Address Buffer Disable
Bits 3:2 – SDAHT[1:0] SDA Hold Time Selection
Value | Description |
---|---|
11 |
No additional hold time on SDA after falling edge of SCL |
10 |
Minimum of 30 ns hold time on SDA after the falling SCL edge |
01 |
Minimum of 100 ns hold time on SDA after the falling SCL edge |
00 |
Minimum of 300 ns hold time on SDA after the falling SCL edge |