LM3S610_06 Datasheet, PDF (324/396 Pages) List of Unclassifed Manufacturers – Microcontroller

Inter-Integrated Circuit (I2C) Interface
Register 9: I²C Master Configuration (I2CMCR), offset 0x020
This register configures the mode (Master or Slave) and sets the interface for test mode loopback.
I2C Master Configuration (I2CMCR)
Offset 0x020
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
reserved
Type
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
reserved
SFE MFE
reserved
LPBK
Type
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
R/W
R/W
RO
RO
RO
R/W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit/Field
31:6
5
4
3:1
0
Name
reserved
SFE
MFE
reserved
LPBK
Type
RO
R/W
R/W
RO
R/W
Reset
0
0
0
0
0
Description
Reserved bits return an indeterminate value, and should
never be changed.
I²C Slave Function Enable
This bit specifies whether the interface may operate in
Slave mode. If set, Slave mode is enabled; otherwise,
Slave mode is disabled.
I²C Master Function Enable
This bit specifies whether the interface may operate in
Master mode. If set, Master mode is enabled; otherwise,
Master mode is disabled and the interface clock is disabled.
Reserved bits return an indeterminate value, and should
never be changed.
I²C Loopback
This bit specifies whether the interface is operating
normally or in Loopback mode. If set, the device is put in a
test mode loopback configuration; otherwise, the device
operates normally.
324
October 8, 2006
Preliminary