cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 391
cs5535
Manufacturer Part Number
cs5535
Description
Geode Cs5535 Companion Multi-function South Bridge
Manufacturer
National Semiconductor Corporation
Datasheet
1.CS5535.pdf
(555 pages)
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Revision 0.8
UART/IR Controller Register Descriptions
5.12.9 Bank 6 Register Descriptions
The bit formats for the registers in Bank 6 are summarized in Table 5-44. Detailed descriptions of each register follow.
5.12.9.1
I/O Offset
Type
Reset Value
IRCR3 is used to select the operating mode of the Sharp-IR interface.
04h-07h
Offset
SHDM_DS
00h
01h
02h
03h
I/O
Bit
5:0
7
6
7
Register
Name
IRCR3
RSVD
SIR_PW
BSR
RSVD
IR Control Register 3 (IRCR3)
Name
SHDM_DS
SHMD_DS
RSVD
SHMD_DS
00h
R/W
20h
6
SHDM_DS
BKSE
7
Description
Sharp-IR Demodulation Disable.
0: Internal 500 kHz receiver demodulation enabled (Default).
1: Internal demodulation disabled.
Sharp-IR Modulation Disable.
0: Internal 500 kHz transmitter modulation enabled (Default).
1: Internal modulation disabled.
Reserved. Read as written.
SHMD_DS
5
6
Table 5-44. Bank 6 Bit Map
RSVD
IRCR3 Bit Descriptions
IRCR3 Register Map
4
5
391
(Continued)
4
3
RSVD
RSVD
Bits
RSVD
BSR[6:0]
SPW3
3
RSVD
2
SPW2
2
1
SPW1
1
www.national.com
SPW0
0
0
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