Read Sony HCD-GTX88 / HCD-GTX88BP Service Manual online
76
HCD-GTX88/GTX88BP
Pin No.
Pin Name
I/O
Pin Description
85
PF1/RXD0
O
Serial data signal output
86
PF2/SCLK0/CTS0/
O
Serial data transfer clock signal output
CLK/TB0OUT0
87
PF3/TXD1/SPDO
O
Serial data signal output to the system controller
88
PF4/RXD1/SPDI
I
Serial data signal input from the system controller
89
PF5/SCLK1/CTS1/SPCLK
O
Not used in this set. (Open)
90
PN1/SDA0/TA3OUT/SO0
I/O
Two-way EEPROM IIC data bus Not used in this set.
91
PN2/SCL0/TA2IN/SI0
I/O
Two-way EEPROM IIC clock bus Not used in this set.
92
PN3/HCLK
O
Bit clock signal output to the CD-MP3 processor
93
PN4/HSSO/SDA1
O
Audio data output to the CD-MP3 processor
94
PN5/HSSI/SCL1
O
Gate signal output to the CD-MP3 processor
95
DVCC3A
—
Power supply pin (+3.3 V)
96
PG
I
Request signal input from the CD-MP3 processor
97
PG
I
Request signal input from the CD-MP3 processor
98, 99
PG1, PG0
I
Function selection signal input Fixed at “L” in this set.
100
DVSS
—
Ground pin
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