I2C Registers
21.4.1.11 I2C_DMARXENABLE_CLR Register (offset = 40h) [reset = 0h]
I2C_DMARXENABLE_CLR is shown in
and described in
The 1-bit field disables a receive DMA request. Writing a 1 to a bit will clear it to 0. Another result of
setting to 1 the DMARX_ENABLE_CLEAR field, is the reset of the DMA RX request and wakeup lines.
Writing a 0 will have no effect, that is, the register value is not modified.
Figure 21-26. I2C_DMARXENABLE_CLR Register
31
30
29
28
27
26
25
24
Reserved
R-0h
23
22
21
20
19
18
17
16
Reserved
R-0h
15
14
13
12
11
10
9
8
Reserved
R-0h
7
6
5
4
3
2
1
0
Reserved
DMARX_ENABLE_CL
EAR
R-0h
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 21-19. I2C_DMARXENABLE_CLR Register Field Descriptions
Bit
Field
Type
Reset
Description
31-1
Reserved
R
0h
0
DMARX_ENABLE_CLEA
R/W
0h
Receive DMA channel enable clear.
R
3738
I2C
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated