Pioneer DEH-P645R Service Manual page 78

DEH-P645R,P545R,P544R,P443R
Pin No. Pin Name
84 GND
85 RX
86 TX
87 GND
ldet
88
rck
89
90 RDS57K
91 NC
asens
92
bsens
93
94 TUNPDI
95 KEYDT
96 DPDT
97 TUNPCK
98 TUNPDO
99 TUNPCE
100 PEE
*PD4885A
31
50
- Pin Functions (PD6197A)
Pin No. Pin Name
1 VSS
2 X1
3 X0
4 NC
5,6 MOD1,0
7 NC
8 KYDT
9 DPDT
10 REMIN
11,12 NC
kd4-kd1
13-16
ks6-ks2
17-21
22 NC
23 VDD
24-73 SEG0-49
74-77 COM3-0
78 VLCD
79,80 V2,V1
78
I/O Function and Operation
GND
I IP BUS data input
O IP BUS data output
GND
I PLL lock sense input
I RDS clock input
I 57kHzBP-OUT sense input
Not used
I ACC power sense input
I Back up power sense input
I PLL IC data input
I Display data input
O Display data output
O PLL IC clock output
O PLL IC data output
O PLL IC chip enable output
O Beep tone output
100
81
I/O Function and Operation
GND
Crystal oscillator connection pin
Crystal oscillator connection pin
Not used
I Connect to GND
Not used
O Display/key data output
I Display/key data input
I Remote control pulse input
Not used
I Key data input
O Key strobe output
Not used
VDD
O LCD segment output
O LCD common output
I LCD voltage input
Power supply terminal
*PD6197A
21
40
80
61