77
HCD-GNZ77D/GNZ88D
Pin No.
Pin Name
I/O
Pin Description
96
AVSS
—
Ground pin
97
AD KEY 1
I
Key signal input (A/D input)
98
VREF
I
A/D Converter reference voltage input (+3.3 V)
99
AVCC
—
Power supply pin (+3.3 V) (for A/D conversion)
100
MAIN ON/OFF
O
Main power on/off control signal output “H”: power on
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9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299