Sanyo PLV-HD10 Service Manual page 99

Control Port Functions
● Parallel I/O Expander (IC4801, TE7780) on Main Board
Pin No. Name
1 P31
3 P32
4 P33
5 P34
6 P35
7 P36
8 P37
9 P38
10 P15
11 P16
13 P17
14 P18
15 P21
16 P22
17 P23
18 P24
19 P5
20 P6
21 P7
22 P8
24 X1
26 X2
27 A0
28 A1
29 A2
30 A3
31 A4
32 CLK
34 P25
35 P26
36 P27
37 P28
38 D0
39 D1
40 D2
41 D3
43 RD
44 CE
45 WR
46 P1
47 P2
48 P3
49 P4
50 P11
51 P12
53 P13
54 P14
57 MODE0
58 MODE1
59 DEV0
60 DEV1
62 RST
64 AVD
65 AI_1
66 AI_2
67 AI_3
68 AI_4
69 VR
70 AVS
71 SELECT
74 D4
75 D5
76 D6
77 D7
78 WAKEUP
79 INT
80 INVALID
Function Name Function
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
(Reserve) (Serial I/F)
LAMP1_ERR Lamp Error Detection_1
LAMP2_ERR Lamp Error Detection_2
LAMP3_ERR Lamp Error Detection_3
LAMP4_ERR Lamp Error Detection_4
(Reserve) (IIC)
(Reserve) (IIC)
(Reserve) (IIC)
(Reserve) (IIC)
LENS_HC Lens R/L Detection
LENS_LE lens Left Detection
Unused
Unused
X1 X'tal
X2 X'tal
A0 Address Bus 0
A1 Address Bus 1
A2 Address Bus 2
A3 Address Bus 3
A4 Address Bus 4
CLOCK Clock Input
(Reserve) (IIC)
(Reserve) (IIC)
(Reserve) (IIC)
(Reserve) (IIC)
D0CPU Data Bus 0
D1CPU Data Bus 1
D2CPU Data Bus 2
D3CPU Data Bus 3
READ_CPU Read Signal
CHIP_ENABLE Chip Enable
WRITE_CPU Write Signal
LENS_TOP Lens Top Detection
LENS_VC Lens U/D Center Detection
LENS_BOT Lens Bottom Detection
LENS_RE Lens Right Detection
C_ON
AV_SW AV/PC SW
Unused
Unused
MODE SELECT Port Mode Setting
MODE SELECT Port Mode Setting
DIVIDED Divided Signal
DIVIDED Divided Signal
RESET
AVD Analog Vdd (3.3V)
SENSOR Pressure Sensor Input
Unused
Unused
Unused
Unused
AVS Analog GND (0V)
CLK_SELECT
D4_CPU Data Bus 4
D5_CPU Data Bus 5
D6_CPU Data Bus 6
D7_CPU Data Bus 7
Unused
INTERRUPT Interrupt Output
Unused
-99-
Polarity I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Abnormality= " H " I
Abnormality= " H " I
Abnormality= " H " I
Abnormality= " H " I
I/O
I/O
I/O
I/O
Center= Edge I
Left-= " L " I
I
I
-
-
I
I
I
I
I
I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
Top= " L " I
Center= " L " I
Bottom= " L " I
Right= " L " I
O
AV = " L " O
I/O
I/O
I
I
I
I
I
-
I
I
I
I
O
-
I
I/O
I/O
I/O
I/O
O
O
I