w83977f Winbond Electronics Corp America, w83977f Datasheet - Page 84

• Manufacturer Part Number: w83977f
• Description: Plug & Play 1.0a Compliant
• Manufacturer: Winbond Electronics Corp America

Bit 3~0:
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
F_FG3~0 - FIR Beginning Flag Number
These bits define the number of transmitter Preamble Flag in FIR. Note that the number
of FIR start flag should be equal to sixteen which is defined in IrDA 1.1 physical layer.
The default value is 16.
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.
Select the operation frequency of receiver.
RX_FR2 RX_FR1
Bit 7
0
Register Name
Beginning Flag Number
RIR_CFG
RIR_RXC
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
- 72 -
Bit 4
0
M_FG3~0
Register Description
1000
1001
1010
1011
1100
1101
1110
1111
W83977F/ W83977AF
Bit 3
Publication Release Date: March 1998
1
Bit 2
Beginning Flag Number
0
PRELIMINARY
16 (Default)
Reserved
Bit 1
10
12
20
24
28
32
0
Revision 0.58
Bit 0
1