Pioneer avic-d1 Service Manual page 244

1
-Pin Functions(PE5479A)
Pin No. Pin Name
1 PNLADX
A
2 LSEN
3 PNLADY
4 AVSS
5 DIMMER
6
INVBST_DA
7 AVREF1
8 RXD
9 TXD
10 MFLPW
11 LKYDT
12 LDPDT
13 MVIPW
14 OSDCS
B
15 NC
16 TSI
17 TSO
18 TSCK
19 OVICHK
20 EPRRST
21 EPRTEST
22 STEST
23 STEST2
24 PNLXV
25 PNLYV
26 NC
27 SDA
C
28 SCL
29 PIPRES
30 LSWVDD
31 PNLVD
32 NC
33 VSS1
34-37 NC
38 ROMDATA
39 ROMCLK
40 POMCS
41,42 NC
43 INVBST
44 INVPUL
D
45 BEEP
46 EPRCS
47 EPRSK
48 EPRDO
49 EPRDI
50 EPRPROT
51 TESTIN
52 NC
53 LDIMMER
54 LBKL
55,56 NC
57 LCDTYPE1
58 NC
E
59 LCDTYPE2
60 RESET
61 REMIN
62 VDDSENS
63 ROT0
64 ROT1
65 LCDLR
66 TVIND
67 VSS0
68 VDD1
69 X2
70 X1
71 VPP
F
72 XT2
244
1
2
I/O Function and Operation
l X directions analog input
l Lens sense input
l Y directions analog input
A/D converter GND
O Dimmer anarog output
O Back light boost signal output (low temperature)
D/A converter reference voltage
l Data input from system microcomputer (UART)
O Data output to system microcomputer (UART)
O Back light control output
I Data input from LCD micro computer (UART)
O Data output to LCD micro computer (UART)
O Picture power supply control output
O OSD chip select output
Not used
l Test program data input
O Test program data output
l Test program clock input
l Back light power supply overcurrent detect input
l EEPROM reset input
l EEPROM data setup mode input
l Monitor operation mode input
l Touch panel test mode input
O Hi output is carried out when X directions is detected
O Hi output is carried out when Y directions is detected
Not used
I/O IC data input / output
O IC clock output
O IC reset output
O LCD micro computer power supply control output
O Touch panel power supply control output
Not used
GND
Not used
Not used
Not used
Not used
Not used
Not used
Inverter pulse output
O
Not used
O EEPROM chip select output
O EEPROM serial clock output
O EEPROM serial data output
l EEPROM serial data input
O EEPROM memory protect output
l Chip test input
Not used
Not used
O LCD micro computer back light power supply control output
Not used
l LCD panel type detect input1
Not used
l LCD panel type detect input2
l Reset input
l Remote control data input
l Power supply sense input
I Rotary encoder input0
I Rotary encoder input1
Not used
Not used
GND
Power supply
Crystal oscillator connection pin
Crystal oscillator connection pin
Not used
Not used
AVIC-D1/UC
2
3
3
4
4