Sanyo DC-TS750 - Page 25

- 26 -
IC BLOCK DIAGRAM & DESCRIPTION
IC430 M38039MC-07FP(Single Chip 8-Bits Microcomputer)
Clock generating
circuit
R O NR A M
P2(8) P1(8) P0(8)
PWM(8) SI/O2(8) SI/O3(8)SI/O1(8)
A-D
converter
(10)
A-D
converter 2
(10)
A-D
converter 1
(10)
C P U
A
X
Y
S
PC
L
PS
PC
H
27
32
28 2930 31
33
34
35
36 37
38
39
40
P5(8)
12
13
2
3
14
15 16
17
18
19
P4(8)
20
21
22
23 24
25
26
29
P3(8)
57
58
59
60 61
62
63
64
41 42
43
44
46
48
49
50
51
52 53
54 55
56
47
45
X IN Xout X CIN X C out
RESET
26
CNV SS
1
V SS V CC
Timer 1(8)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
P0
0
/AN
8
P0
1
/AN
9
P0
2
/AN
10
P0
3
/AN
11
P0
4
/AN
12
P0
5
/AN
13
P0
6
/AN
14
P0
7
/AN
15
P1
0
/INT
41
P1
1
/IINT
01
P1
2
P1
3
P1
4
P1
5
P1
6
P1
7
P3 0 /DA 1
P3 1 /DA 2
P3 2
P3 3
P3 4 /R X D 3
P3 5 /T X D 3
P3 6 /S CLK3
P3 7 /S RDY3
P0 0 /AN 8
P0 1 /AN 9
P0 2 /AN 10
P0 3 /AN 11
P0 4 /AN 12
P0 5 /AN 13
P0 6 /AN 14
P0 7 /AN 15
P1 0 /INT 41
P1 1 /IINT 01
P1 2
P1 3
P1 4
P1 5
P1 6
P1 7
P2 0 (LED 0 )
P2
1 (LED 1 )
P2
2 (LED 2 )
P2
3 (LED 3 )
P2
4 (LED 4 )
P2
5 (LED 5 )
P2
6 (LED 6 )
P2
7 (LED 7 )
V
SS
X OUT
X IN
P4 0 /INT 40 /X COUT
P4 1 /INT 00 /X CIN
RESET
CNV
SS
P4 2 /INT 1
P2 0 (LED 0 )
P2
1 (LED 1 )
P2
2 (LED 2 )
P2
3 (LED 3 )
P2
4 (LED 4 )
P2
5 (LED 5 )
P2
6 (LED 6 )
P2
7 (LED 7 )
P3
7 /S RDY2
P3 6 /S CLK1
P3 3 /T X D 3
P3 4 /R X D 3
P3 3
P3 2
P3 1 /DA 2
P3 0 /DA1
V
CC
X REF
AV SS
P6 7 /AN 7
P6 6 /AN 6
P6 5 /AN 5
P6 4 /AN 4
P6 3 /AN 3
V CC
VA REF
AV SS
P6 7 /AN 7
P6 6 /AN 6
P6 5 /AN 5
P6 4 /AN 4
P6 3 /AN 3
P6 2 /AN 2
P6 1 /AN 1
P6 0 /AN 0
P5 7 /INT 3
P5 6 /PWM
P5
5 /CNTR 1
P5 4 /CNTR 0
P5 3 /S RDY2
P5 2 /S CLK2
P5 1 /S OUT2
P5 0 /S IN2
P4 7 /S RDY1 /CNTR 2
P4 6 /S CLK1
P4 5 /T X D 1
P4 4 /R X D 1
P4 3 /INT 2
P4 2 /INT 1
CNV SS
RESET
P4
1 /INT 00 /X CIN
P4 0 /INT 40 /X COUT
X IN
X OUT
V SS
P6
2
/AN
2
P6
1
/AN
1
P6
0
/AN
0
P5
7
/INT
3
P5
6
/PWM
P5
5
/CNTR
1
P5
4
/CNTR
0
P5
3
/S
RDY2
P5
2
/S
CLK2
P5
1
/S
OUT2
P5
0
/S
IN2
P4
7
/S
RDY1
/CNTR
2
P4
6
/S
CLK1
P4
5
/T
X
D
1
P4
4
/R
X
D
1
P4
3
/INT
2
Timer 2(8)
Timer X(8)
Timer Y(8)
Timer Y(8)
PRE-SCALER 12(8)
PRE-SCALER X(8)
PRE-SCALER Y(8)
I/O Port P5
P6(8)
4
5
6
78
9
10
11
I/O Port P6 I/O Port P4 I/O Port P3 I/O Port P2
(LED DRIVE)
I/O Port P1 I/O Port P0
Data bus
AV
SS V REF
CNTR 0
CNTR 1
CNTR 2
INT 00
INT 1
INT 2
INT 40
INT 01
INT 41
49
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
12345678910111213141516
50
51
5552
53
54
5555
56
57
58
59
60
61
62
63
64
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17