ic_ack_general_call
I2C ACK General Call Register
The register controls whether the I2C module responds
with a ACK or NACK when it receives an I2C
General Call address.
Note :This register is applicable only when the I2C module is in slave mode
Module Instance | Base Address | Register Address |
---|---|---|
i_i2c_0_i2c | 0xFFC02200 | 0xFFC02298 |
i_i2c_1_i2c | 0xFFC02300 | 0xFFC02398 |
Offset: 0x98
Access: RW
Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
Bit Fields | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
rsvd_ic_ack_gen_31to1 RO 0x0 |
|||||||||||||||
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
rsvd_ic_ack_gen_31to1 RO 0x0 |
ack_gen_call RW 0x1 |
ic_ack_general_call Fields
Bit | Name | Description | Access | Reset | ||||||
---|---|---|---|---|---|---|---|---|---|---|
31:1 | rsvd_ic_ack_gen_31to1 | Reserved bits [31:1] - Read Only |
RO | 0x0 | ||||||
0 | ack_gen_call | ACK General Call. When set to 1, the I2C module responds with a ACK (by asserting ic_data_oe) when it receives a General Call. Otherwise, the I2C module responds with a NACK (by negating ic_data_oe). Default Reset value: 0x1
|
RW | 0x1 |