Read Sony SCD-XE670 Service Manual online
60
SCD-XE670
Pin No.
Pin Name
I/O
Description
170
XTA1
I
System clock input terminal (33.8688 MHz)
171
VDD
—
Power supply terminal (+3.3V) (digital system)
172 to 176
D0 to D4
I/O
Two-way data bus with the CPU (IC901) and I/O expander (IC902)
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