Sanyo DC-TS760 - Page 27

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IC BLOCK DIAGRAM & DESCRIPTION
IC430 M38507M8(Micro Computer)
Ciock generating
circuit
Watchdog
timer
R A M
R O N
A-D
converter
(10)
PWM
(8)
P4(5) P3(5) P2(8) P1(8) P0(8)
SI/O(8)
I C
2
Prescaler 12(8)
Prescaler X(8)
Prescaler Y(8)
Timer 1(8)
Timer 2(8)
Timer X(8)
Timer Y(8)
C P U
A
X
Y
S
PC
L
PS
PC
H
INT 0 -
INT
3
Reset
Sub-
clock
input
X
CIN
Sub-
clock
output
X
OUT
CNTR 0
CNTR 1
XCOUT
XCIN
18 15
1
21
2019
2
34
5
6
7
8
9
10
11
12 13
14
16
17
38 39
40
41
42
22 23
24
25
27
29
30
31
32
33 34
35 36
37
2826
X
IN
X OUT V SS V CC CNV SS
RESET
P4
4
/INT
3
/PWM
P4
3
/INT
2
P4
2
/INT
1
P4
1
/INT
0
P4
0
/CNTR
1
V
REF
AV
SS
P2
7
/CNTR
0
/S
RDY
P2
6
/S
CLK
P2
5
/SCL
2
/T
X
D
P2
4
/SDA
2
/R
X
D
P2
3
/SCL
1
P2
2
/SDA
1
P2
1
/X
CIN
P2
0
/X
COUT
P3
0
/AN
0
P3
1
/AN
1
P3
2
/AN
2
P3
3
/AN
3
P3
4
/AN
4
P0
0
P0
1
P0
2
P0
3
P0
4
P0
5
P0
6
P0
7
P1
0
P1
1
P1
2
P1
3
/(LED
0
)
P1
4
/(LED
1
)
P1
5
/(LED
2
)
P1
6
/(LED
3
)
P1
7
/(LED
4
)
1
2
3
4
8
7
6
5
12345678
A
B
AB
D,M,V Type
(Top View)
L Type
V(+)
V(+)V(+)
V(-)
IC454, 484 KRX101U(Switching)
Q1
Q2
1
5
2 3
4
IC461 NJM4556(Operational Amplifier)