W83977G-A Nuvoton Technology Corporation of America, W83977G-A Datasheet - Page 88

• Manufacturer Part Number: W83977G-A
• Description: IC I/O CONTROLLER 128-PQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83977G-A

• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table: IR receiver input pin selection
Note: that (1) AUX_RX is defined in Set5.Reg4.Bit4, (2) high speed IR includes MIR (1.152M or 0.576M bps) and FIR (4M bps),
Bit 4:
Bit 3:
Bit 2~0:
W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
(3) IRRX is the input of the low speed or high speed IR receiver, IRRXH is the input of the high speed IR receiver.
IRSL0D
0
0
0
0
1
1
1
1
RXINV - Receiving Signal Invert
TXINV - Transmitting Signal Invert
Reserved, write 0.
A write to 1 will Invert the receiving signal.
A write to 1 will Invert the transmitting signal.
IRX_MSL
0
0
1
1
0
0
1
1
AUX_RX
-80
X
X
X
X
0
1
0
1
HIGH SPEED IR
X
X
X
X
0
1
0
1
SELECTED IR PIN
Reserved
Reserved
IRRXH
IRRXH
IRRX
IRRX
IRRX
IRRX