w83977atf Winbond Electronics Corp America, w83977atf Datasheet - Page 96

• Manufacturer Part Number: w83977atf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

4.9 Set7 - Remote control and IR module selection registers
4.9.1 Set7.Reg0 - Remote Infrared Receiver Control (RIR_RXC)
This register defines frequency range of receiver of remote IR.
Bit 7~5:
Bit 4~0:
Address Offset
Default Value
RIR_RXC
Reg.
M_FG3~0
0000
0001
0010
0011
0100
0101
0110
0111
0
1
2
3
4
5
6
7
RX_FR2~0 - Receiver Frequency Range 2~0.
These bits select the input frequency range of the receiver. It is implemented through a
band pass filter, i.e., only the input signals whose frequency lies in the range defined in
this register will be received.
RX_FSL4~0 - Receiver Frequency Select 4~0.
Selects the operation frequency of receiver.
RX_FR2 RX_FR1
Bit 7
0
Register Name
Beginning Flag Number
RIR_RXC
RIR_CFG
RIR_TXC
IRM_SL1
IRM_SL2
IRM_SL3
IRM_CR
SSR
Bit 6
Reserved
0
1
2
3
4
5
6
8
RX_FR0 RX_FSL4 RX_FSL3 RX_FSL2 RX_FSL1 RX_FSL0
Remote Infrared Receiver Control
Remote Infrared Transmitter Control
Remote Infrared Config Register
Sets Select Register
Infrared Module (Front End) Select 1
Infrared Module Select 2
Infrared Module Select 3
Infrared Module Control Register
Bit 5
1
Bit 4
- 77 -
0
M_FG3~0
Register Description
1000
1001
1010
1011
1100
1101
1110
1111
Bit 3
1
Publication Release Date:April 1998
Bit 2
Beginning Flag Number
0
W83977ATF
16 (Default)
Reserved
PRELIMINARY
Bit 1
10
12
20
24
28
32
0
Revision 0.52
Bit 0
1