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Pin No.
Pin Name
65 – 68
COM3 – 0
69 – 71
V3 – 1
72, 73
C1, 0
74
STOP
75
TEST
76
XHPSW
77
XLIGHT
78
RESET
79
XIN
80
XOUT
I/O
O
LCD drive common output (Open)
O
LCD drive bias output (Open)
O
Capacitor connected terminal of LCD driver for voltage-up.
O
Stop signal output to VCD control IC. (Connect to ground.)
I
Test terminal for IC. Fixed at L.
O
Headphone AMP ON/OFF control signal output (L: ON)
O
LCD back light control signal output to LCD. (Not used.)
I
System reset signal input from power control IC (IC401). (L: Reset)
I
Oscillation input
O
Oscillation output (Open)
– 10 –
Pin Description
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