Sony HCD-EH10 - Page 33

33
HCD-EH10
Pin No.
Pin Name I/O Description
56
V1 O serial data transfer clock signal output to the FM/AM tuner
57
V2 O Serial data output to the FM/AM tuner
58 V3 -
Terminal for doubler circuit capacitor connection to develop liquid crystal display drive voltage
59 to 62 COM0 to COM3 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
GND - 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 (4.19 MHz)
93 X0 O
Main system clock input terminal (4.19 MHz)
94 to 100
SEG25 to SEG31
O
Segment drive signal output to the liquid crystal display