Pioneer DEH-P55BT/XN/EW5 Service Manual page 79

5
- Pin Functions(PD6538A)
Pin No. Pin Name
1-39 SEG38-0
40-43 COM3-0
44-46 V1-3
47 VCC
48 POUT1
49 TXD
50 RXD
51,52 MOD0,1
53 RESET
54 X0
55 X1
56 VSS
57 REM
58,59 ROUT2,3
60-63 KDT4-1
64-69 KST6-1
70-100 SEG69-39
* PD6538A
64
49
5
6
I/O Function and Operation
O LCD segment output
O LCD common output
Power supply terminal
Power supply
O
Bluetooth indicator control output
O Key data output
I
Display data input
Connect to GND
I Reset input
Crystal oscillator connection pin
Crystal oscillator connection pin
GND
I Remote control reception input
Not used
I Key data input
O Key strobe output
O LCD segment output
17
32
BU2507FV
DEH-P55BT/XN/EW5
6
7
7
8
A
B
C
D
E
F
79
8