w83977atg Winbond Electronics Corp America, w83977atg Datasheet - Page 90

• Manufacturer Part Number: w83977atg
• Description: W83877tf Plus Kbc, Gp I/o, Wake-up, Fir, Cir, Pb-free
• Manufacturer: Winbond Electronics Corp America

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:
(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
- 82 -
X
X
X
X
0
1
0
1
W83977ATF/W83977ATG
HIGH SPEED IR
X
X
X
X
0
1
0
1
SELECTED IR PIN
Reserved
Reserved
IRRXH
IRRXH
IRRX
IRRX
IRRX
IRRX