10
D-F20
Pin No.
Pin Name
I/O
Pin Description
71
AM IN
I
AM oscillation signal input
72
VDD (1.8-2.2V)
—
Power supply pin
73
RESET
I
Power reset signal input
74
XOUT
O
Crystal oscillation signal output (75 kHz)
75
XIN
I
Crystal oscillation signal input (75 kHz)
76
VXT
—
Crystal oscillation signal pin
77
VLCD
—
LCD voltage doubler
78, 79
C1, 2
—
LCD voltage doubler
80
VEE
—
Constant voltage output to LCD.
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9
2
8
9
4
2
9
8
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9
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9
8
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5
1
5
1
3
6
7
3
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