Pioneer AVIC-N2 Service Manual page 284

1
-Pin Functions(PE5413B)
Pin No.
A
10
11
12
13
B
14
15
16
17
18
19
20
21
22
23
24
25
26
C
27
28
29
30
31,32
33
34-37
38
39
40
41,42
43
44
D
45
46
47
48
49
50
51
52
53
54
55,56
57
58
E
59
60
61
62
63
64
65
66
67
68
69
70
71
F
72
284
1
2
Pin Name I/O Function and Operation
1 PNLADX l X directions analog input
2 LSEN l Lens sense input
3 PNLADY l Y directions analog input
4 AVSS A/D converter GND
5 DIMMER O Dimmer anarog output
6 O Back light boost signal output (low temperature)
INVBST_DA
7 AVREF1 D/A converter reference voltage
8 RXD l Data input from system microcomputer (UART)
9 TXD O Data output to system microcomputer (UART)
MFLPW O Back light control output
LKYDT I Data input from LCD micro computer (UART)
LDPDT O Data output to LCD micro computer (UART)
MVIPW O Picture power supply control output
OSDCS O OSD chip select output
NC Not used
TSI l Test program data input
TSO O Test program data output
TSCK l Test program clock input
OVICHK l Back light power supply overcurrent detect input
EPRRST l EEPROM reset input
EPRTEST l EEPROM data setup mode input
STEST l Monitor operation mode input
STEST2 l Touch panel test mode input
PNLXV O Hi output is carried out when X directions is detected
PNLYV O Hi output is carried out when Y directions is detected
NC Not used
SDA I/O IC data input / output
SCL O IC clock output
PIPRES O IC reset output
LSWVDD O LCD micro computer power supply control output
NC Not used
VSS1 GND
NC Not used
ROMDATA Not used
ROMCLK Not used
POMCS Not used
NC Not used
INVBST Not used
INVPUL Inverter pulse output
O
BEEP Not used
EPRCS O EEPROM chip select output
EPRSK O EEPROM serial clock output
EPRDO O EEPROM serial data output
EPRDI l EEPROM serial data input
EPRPROT O EEPROM memory protect output
TESTIN l Chip test input
NC Not used
LDIMMER Not used
LBKL O LCD micro computer back light power supply control output
NC Not used
LCDTYPE1 l LCD panel type detect input1
NC Not used
LCDTYPE2 l LCD panel type detect input2
RESET l Reset input
REMIN l Remote control data input
VDDSENS l Power supply sense input
ROT0 I Rotary encoder input0
ROT1 I Rotary encoder input1
LCDLR Not used
TVIND Not used
VSS0 GND
VDD1 Power supply
X2 Crystal oscillator connection pin
X1 Crystal oscillator connection pin
VPP Not used
XT2 Not used
AVIC-N2/XU/UC
2
3
3
4
4