I2C Registers
Table 21-22. I2C_DMATXWAKE_EN Register Field Descriptions (continued)
Bit
Field
Type
Reset
Description
4
Reserved
R
0h
3
DRDY
R/W
0h
Receive/transmit data ready IRQ wakeup set.
0x0 = Transmit/receive data ready wakeup disabled
0x1 = Transmit/receive data ready wakeup enabled
2
ARDY
R/W
0h
Register access ready IRQ wakeup set.
0x0 = Register access ready wakeup disabled
0x1 = Register access ready wakeup enabled
1
NACK
R/W
0h
No acknowledgment IRQ wakeup set.
0x0 = Not Acknowledge wakeup disabled
0x1 = Not Acknowledge wakeup enabled
0
AL
R/W
0h
Arbitration lost IRQ wakeup set.
0x0 = Arbitration lost wakeup disabled
0x1 = Arbitration lost wakeup enabled
3743
SPRUH73H – October 2011 – Revised April 2013
I2C
Copyright © 2011–2013, Texas Instruments Incorporated