w83l517g Winbond Electronics Corp America, w83l517g Datasheet - Page 79

• Manufacturer Part Number: w83l517g
• Description: Winbond Lpc I/o For Notebook W83l517d/ W83l517d-f
• Manufacturer: Winbond Electronics Corp America

8.8
8.8.1
This register controls ASK-IR, MIR, FIR operations.
Bit 7:
Bit 6:
Bit 5:
Bit 4:
Reset Value
IR_CFG2 SHMD_N SHDM_N FIR_CRC MIR_CRC
ADDRESS OFFSET REGISTER NAME
REG.
Set6 - IR Physical Layer Control Registers
Set6.Reg0 - Infrared Configure Register 2 (IR_CFG2)
0
1
2
3
4
5
6
7
SHMD_N - ASK-IR Modulation Disable
SHDM_N - ASK-IR Demodulation Disable
FIR_CRC - FIR (4M bps) CRC Type
Note that the 16/32-bit CRC are defined in IrDA 1.1 physical layer.
MIR_CRC - MIR (1.152M/0.576M bps) CRC Type
BIT 7
0
BIT 6
MIR_CRC
FIR_CRC
SHMD_N
SHDM_N
HIR_FNU
IR_CFG2
MIR_PW
SIR_PW
0
HIR_SL
IR_ID1
IR_ID2
SSR
0
1
0
1
0
1
0
1
BIT 5
1
Infrared Configure Register 2
MIR (1.152M bps or 0.576M bps) Pulse Width
SIR Pulse Width
Sets Select Register
High Speed Infrared Flag Number
IR ID Register 1
IR ID Register 2
High Speed infrared Select Register
BIT 4
- 79 -
0
IRTX modulate 500K Hz Square Wave
W83L517D/W83L517D-F
Demodulation 500K Hz
REGISTER DESCRIPTION
Demodulation Mode
BIT 3
Modulation Mode
0
-
Re-rout IRRX
Re-rout IRTX
16-bit CRC
32-bit CRC
16-bit CRC
32-bit CRC
CRC Type
CRC Type
Publication Release Date: May 23, 2005
INV_CRC DIS_CRC
BIT 2
0
BIT 1
0
Revision 1.0
BIT 0
0
-