HCD-EC68P/EC78P
46
Pin No. Pin Name I/O Description
57 O-TU-DI O Serial data output to the FM/AM DET
58 VLCD -
Terminal for doubler circuit capacitor connection to develop liquid crystal display drive volt-
age
59 to 62
COM0, COM1, CMO2,
CMO3
O Common drive signal output to the liquid crystal display
63, 64 SEG0, SEG1 O Segment drive signal output to the liquid crystal display
65 VCC - Power supply terminal (+3.1V)
66 VSS - Ground terminal
67 to 89 SEG2 to SEG24 O Segment drive signal output to the liquid crystal display
90 VCC - Power supply terminal (+3.1V)
91 VSS - Ground terminal
92 X1 I Main system clock output terminal (6 MHz)
93 X0 O Main system clock input terminal (6 MHz)
94 to 100 SEG25 to SEG31 O Segment drive signal output to the liquid crystal display
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