12
CIRCUIT DESCRIPTION
P62/AN2 1
P61/AN1 2
P60/AN0 3
P77 4
P76 5
P75 6
P74 7
P73/
SRDY2 8
P72/SCLK2 9
P71/SOUT2 10
P70/SIN2 11
P57/DA2 12
29 P40
30 XIN
31 XOUT
32 Vss
33 P27/DB7
34 P26/DB6
35 P25/DB5
36 P24/DB4
37 P23/DB3
38 P22/DB2
39 P21/DB1
40 P20/DB0
28 P41
27 RESET
26 CNVss
25 P42/INT0
P47/
SRDY1 20
P50 19
P51/INT2 18
P52/INT3 17
P53/INT4 16
P54/CNTR0 15
P55/CNTR1 14
P56/DA1 13
41 P15/AD15
42 P14/AD14
43 P13/AD13
44 P12/AD12
45 P11/AD11
46 P10/AD10
47 P09/AD9
48 P08/AD8
49 P07/AD7
50 P06/AD6
51 P05/AD5
52 P04/AD4
53 P03/AD3
54 P01/AD2
55 P00/AD1
56 P04/AD0
57 P37/
RD
58 P36/
WR
59 P35/SYNC
60 P34/
φ
P87 65
P86 66
P85 67
P84 68
P83 69
P82 70
P81 71
P80 72
Vcc 73
VREF 74
AVss 75
P67/AN7 76
P66/AN6 77
P65/AN5 78
P64/AN4 79
P63/AN3 80
Pin
Name
I/O Description
1 P62/AN2
O
EEPROM Serial Clock Pulse output
terminal.
2 P61/AN1
I
EEPROM Serial Data input terminal.
Pin
Name
I/O Description
24 P43/INT1
I
Vertical Sync signal input terminal.
3 P60/AN0
O
EEPROM Serial Data output terminal.
5 P76
I/O
Not used.
4 P77 I
IDEQ signal input terminal.
20 P47/SRDY1
I/O
Not used.
21 P46/SCLK1
I/O
Not used.
22 P45/TXD
O
Not used.
(TOP VIEW)
P46/SCLK1 21
P45/TXD 22
P44/RXD 23
P43/INT1 24
61 P33/RESETOUT
62 P32/ONW
63 P31
64 P30
23 P44/RXD
I
Not used.
25 P42/INT0
I
PRVDN signal input terminal.
19 P50
I
CAMSWR signal input terminal.
26 CNVss
–
Ground terminal.
27 RESET
I
Reset Pulse input terminal.
28 P41
O
Reset Pulse output terminal.
29 P40
I
IDON signal input terminal.
6 P75
I/O
Not used.
7 P74
I/O
Not used.
8 P73/SRDY2
I/O
Not used.
9 P72/SCLK2
I/O
Not used.
10 P71/SOUT2
I/O
Not used.
11 P70/SIN2
I/O
Not used.
12 P57/DA2
I/O
Not used.
13 P56/DA1
I/O
Not used.
14 P55/CNTR1
I/O
Not used.
15 P54/CNTR0
I/O
Not used.
16 P53/INT4
I
Interrupt signal input terminal.
17 P52/INT3
I
CAMSWS signal input terminal.
18 P51/INT2
I
PRVDN signal input terminal.
30 XIN
I
Clcok Pulse input terminal.
31 XOUT
O
Not used.
32 Vss
–
Ground terminal.
33 P27/DB7
I/O
34 P26/DB6
I/O
35 P25/DB5
I/O
36 P24/DB4
I/O
Data Bus terminals. (8-Bit)
IC Description
1. Switch Board
1.1.
IC102 on the Switch Board is using the Single Chip 8-Bit Microprocessor IC YWM380670NET.
Description of this IC is as follows: