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Jul, 1998
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CIRCUIT DIAGRAM
A
CPU BLOCK
B
C
A 1 6
3
C
A 1 5
2
B
1
A 1 4
A
D
5
G 2 B
X C S 2
4
G 2 A
6
G 1
E
F
G
H
M I C _ S E L E C T
E S P I N T 1
R X D 1
I
R 3
1 0 0
R X D 0
R 2
1 0 0
T X D 0
R 1
1 0 0
C 5
J
C 6
1 0 0 0 P
1 0 0 0 P
S D [ 0 . . 7 ]
C 7
1 0 0 0 P
S D 7
S D 6
S D 5
S D 4
K
S D 3
D
S D 2
S D 1
L E 0
S D 0
S C [ 0 . . 7 ]
S C 7
L
S C 6
S C 5
S C 4
S C 3
S C 2
S C 1
A N [ 2 . . 7 ]
S C 0
8
M
A N 7
A N 6
7
A N 5
6
5
A N 4
A N 3
8
7
A N 2
B A T S E N S
6
E S P D A C _ L
5
N
+ 5
D
C 5 7
O
4 7 / 1 6
D
P
X R E S
Q
R
S
+ 5
D
D
+ 5
T
I C 1 0 C
C 8 4
C 8 2
C 8 3
I C 9 E
0 . 1
0 . 1
0 . 1
T C 7 4 H C 3 2 A F
U
T C 7 4 H C 7 4 F
D
D
7
8
9
10
11
12
D
+ 5
C 8 7
0 . 1
I C 1 6
D
7
X L C D
Y 7
9
X C A R D
Y 6
1 0
X C C T L
Y 5
1 1
X E C S 4
Y 4
1 2
X E C S 3
Y 3
1 3
X E C S 2
Y 2
1 4
X E C S 1
R 1 0
Y 1
1 5
X E C S 0
1 0 k
Y 0
P W M
T C 7 4 V H C 1 3 8 F
D
C 6 3
C 6 4
C 6 5
+ 5
D
0.1*3
D
D
+ 5
7 7
M D 2
D
+ 5
7 6
M D 1
7 5
M D 0
6 6
N M I
R 2 5 0
6 4
S T B Y
4 7 k
D
1 9
M I C _ S E L E C T
P 9 - 5 / S C K 1 / I R Q 5
E S P I N T 1
1 8
P 9 - 4 / S C K 0 / I R Q 4
R X D 1
1 7
P 9 - 3 / R X D 1
R X D 0
1 6
P 9 - 2 / R X D 0
E - C L K
1 5
P 9 - 1 / T X D 1
T X D 0
1 4
P 9 - 0 / T X D 0
8
1
S L D 7
1 1
R A 8
P B - 7 / T P 1 5 / D R E Q 1
7
2
S L D 6
1 0
P B - 6 / T P 1 4 / D R E Q 0
6
3
1 0 0
S L D 5
9
P B - 5 / T P 1 3
5
4
S L D 4
8
P B - 4 / T P 1 2
8
1
R A 1 0
S L D 3
7
P B - 3 / T P 1 1
7
2
6
S L D 2
P B - 2 / T P 1 0
6
3
1 0 0
S L D 1
5
P B - 1 / T P 9
5
4
S L D 0
4
P B - 0 / T P 8
R 1 7
2
P A 7 / T P 7 / A 2 0
R 1 8 1 0 0
L S C - E N 1
1 0 0
P W M
1
P A 6 / T P 6 / A 2 1
R A 1 2
8
1
L S C - E N 0
L E N 0
1 0 0
P A 5 / T P 5 / A 2 2
7
2
9 9
L S C 2
L S C - E N 1
P A 4 / T P 4 / A 2 3
1 0 0
6
3
L S C 1
L S C - E N 0
9 8
P A 3 / T P 3 / T C L K D
5
4
9 7
L S C 0
L S C 2
P A 2 / T P 2 / T C L K C
R A 1 3
8
1
A D C 2
L S C 1
9 6
P A 1 / T P 1 / T C L K B
7
2
A D C 1
L S C 0
9 5
P A 0 / T P 0 / T C L K A
1 0 0
6
3
A D C 0
5
4
1
8 7
V R 4 8 - 4 1
A N 7 / P 7 - 7
2
R A 1 4
V R 4 0 - 3 3
8 6
A N 6 / P 7 - 6
3
V R 3 2 - 2 5
8 5
A N 5 / P 7 - 5
4
1 0 0
8 4
V R 2 4 - 1 7
A N 4 / P 7 - 4
1
V R 1 6 - 9
8 3
A N 3 / P 7 - 3
2
8 2
R A 1 6
V R 8 - 1
A N 2 / P 7 - 2
3
8 1
A N 1 / P 7 - 1
4
1 0 0
8 0
A N 0 / P 7 - 0
+ 5
+ 5
D A 1
D A 2
D A 3
D A 4
D A 5
D A 6
D A 7
D A 8
D
D
7 9
V R E F
7 8
A V C C
C 7 0
C 7 1
3
3
3
3
3
3
3
3
C 7 2
1 0 / 1 6
0 . 1
0 . 1
8 8
A V S S
D
D
C 7 3
D A 2 0 4 U
D A 2 0 4 U
D A 2 0 4 U
6 8
D A 2 0 4 U
E X T A L
D A 2 0 4 U
D A 2 0 4 U
D A 2 0 4 U
D A 2 0 4 U
1 5 P
X 1 1 6 M
D
+ 5
C 7 5
R 2 2
6 9
X T A L
1 0
1 5 P
R 2 4
D
1 k
6 5
R E S
R 2 7
C 7 8
1 0 0
1 0 0 0 P
D
I N V 1 6
+ 5
D
+ 5
D
I C 3 C
I C 5 C
C 8 5
6
-
7
5
+
0 . 1
T C 7 4 V H C 1 3 9 F
T C 7 4 H C 7 4 F
I C 1 4 B
D
D
D
M 5 2 3 8 A F P
13
14
15
16
17
2
A 0
+ 5
D
3
D
+ 5
1
Q 1
2 S C 4 0 8 1
R 1 1
C 6 1
R 1 2
L C D _ C N T
0 . 1
1 0 k
1 0 k
R 1 3
1 0 0 k
I N V 1 6
C 6 2
X L C D
D
- 15
R 1 4
1 0 0 0 P
A 2
1 0 k
X H W R
- 15
D
A 1 9
A 1 8
A 1 7
A 1 6
A 1 5
A 1 4
A 1 3
A 1 2
A 1 1
A 1 0
I C 7
A 9
A 8
H D 6 4 1 3 0 0 2 F P
A 7
A 6
A 5
( 2 2 * 4 ) * 5
A 4
A 3
5 8
1
8
A 1 9
A 2
A 1 9
5 7
R A 4
2
7
A 1 8
A 1
A 1 8
5 6
3
6
A 1 7
A 1 7
5 5
4
5
A 1 6
A 1 6
5 4
1
8
D
+ 5
A 1 5
A 1 5
5 3
R A 5
2
7
A 1 4
A 1 4
5 2
3
6
A 1 3
X C S 0
A 1 3
5 1
4
5
A 1 2
A 1 2
5 0
1
8
A 1 1
X H W R
A 1 1
4 9
R A 6
2
7
A 1 0
X R D
A 1 0
4 8
3
6
A 9
A 9
4 7
4
5
A 8
A 8
4 5
1
8
A 7
W P - C N T
A 7
4 4
R A 7
2
7
A 6
A 6
4 3
3
6
A 5
A 5
4 2
4
5
A 4
A 4
4 1
1
8
A 3
A 3
4 0
R A 9
2
7
A 2
A 2
3 9
3
6
A 1
A 1
3 8
4
5
A 0
A 1 7
A 0
A 1 6
A 1 5
3 6
D 1 5
A 1 4
D 1 5
+ 5
3 5
D
D 1 4
A 1 3
D 1 4
3 4
D 1 3
D 1 5
2
1
A 1 2
D 1 3
3 3
3
D 1 2
D 1 4
A 1 1
D 1 2
3 2
D 1 1
D 1 3
4
A 1 0
D 1 1
3 1
D 1 0
D 1 2
5
A 9
D 1 0
3 0
6
D 9
D 1 1
A 8
D 9
2 9
D 8
D 1 0
7
A 7
D 8
8
D 9
A 6
2 8
D 7
D 8
9
A 5
D 7 / P 4 - 7
2 7
D 6
A 4
R A 1 1
D 6 / P 4 - 6
2 6
D 5
R C E 9 A @ J A
A 3
D 5 / P 4 - 5
2 5
D 4
A 2
1 0 k
D 4 / P 4 - 4
2 3
D
+ 5
D 3
A 1
D 3 / P 4 - 3
2 2
D 2
D 7
2
1
D 2 / P 4 - 2
2 1
D 1
D 6
3
D 1 / P 4 - 1
2 0
4
D 0
D 5
X C S _ S
D 0 / P 4 - 0
D 4
5
X L W R
6
D 3
X R D
7 4
X L W R
D 2
7
L W R
7 3
X H W R
D 1
8
H W R
7 2
9
X R D
D 0
R D
7 1
R A 1 5
A S
A 1 7
R C E 9 A @ J A
A 1 6
1 0 k
9 3
X C S 0
A 1 5
C S 0 / P 8 - 4
9 2
X C S 1
A 1 4
C S 1 / I R Q 3 / P 8 - 3
9 1
X C S 2
A 1 3
C S 2 / I R Q 2 / P 8 - 2
9 0
X E J E C T
A 1 2
C S 3 / I R Q 1 / P 8 - 1
8 9
X C B S Y
A 1 1
R F S / I R Q 0 / P 8 - 0
A 1 0
A 9
6 2
A D C 2
A 8
B A C K / P 6 - 2
6 1
A D C 1
A 7
B R E Q / P 6 - 1
6 0
A D C 0
A 6
W A I T / P 6 - 0
A 5
A 4
6 3
A 3
P H A I
A 2
1 2
A 1
R E S O
X C S _ S
X H W R
X R D
D
A 1 9
D
+ 5
A 1 8
R 2 9
I C 1 5
1 0 0
X C S 1
T C 7 S 0 0 F
1
4
A 1 9
2
R 3 0
1 0 0
D
C 8 0
N I U
D
+ 15
I C 1 4 C
M 5 2 3 8 A F P
C 8 1
0 . 1
-
+
D
C 8 6
0 . 1
- 15
18
19
20
21
22
23
A[0..18]
L C D 1 0
L C D 9
R 8
L C D 8
D
+ 5
N I U
I C 3 A
I C 3 B
C 6 0
+ 5
D
0 . 1
R 9
5
1 2
9
D
Q
D
Q
I C 4
0 R 0
1 1
T C 7 4 H C 7 4 F
D
C K
C K
9
1 2
D 8
L C D 0
D 7
Q 7
6
8
D 9
8
1 3
L C D 1
Q
Q
D 6
Q 6
7
1 4
D 1 0
L C D 2
D 5
Q 5
D 1 1
6
1 5
L C D 3
D 4
Q 4
D
+ 5
T C 7 4 H C 7 4 F
D 1 2
5
1 6
L C D 4
D 3
Q 3
4
1 7
D 1 3
L C D 5
D 2
Q 2
D 1 4
3
1 8
L C D 6
D 1
Q 1
2
1 9
D 1 5
L C D 7
D 0
Q 0
3
7
B
Y 3
L C D [ 0 . . 1 0 ]
2
6
1
A
Y 2
O E
5
1 1
Y 1
C K
1
4
G
Y 0
T C 7 4 H C 5 7 4 A F
I C 5 A
T C 7 4 V H C 1 3 9 F
D
D [ 8 . . 1 5 ]
Flash ROM
D 1 5
I C 6 2
D 1 4
5
5 2
D 1 5
D 1 3
A 1 9
D Q 1 5
6
5 0
D 1 4
D 1 2
A 1 8
D Q 1 4
7
4 7
D 1 3
D 1 1
A 1 7
D Q 1 3
8
4 5
D 1 2
D 1 0
A 1 6
D Q 1 2
1 0
4 1
D 1 1
D 9
A 1 5
D Q 1 1
1 1
3 9
D 1 0
D 8
A 1 4
D Q 1 0
1 2
3 6
D 9
A 1 3
D Q 9
1 3
3 4
D 8
A 1 2
D Q 8
1 7
5 1
D 7
A 1 1
D Q 7
1 8
4 9
D 6
A 1 0
D Q 6
1 9
4 6
D 5
A 9
D Q 5
2 0
4 4
D 4
A 8
D Q 4
+ 5
2 2
4 0
D 3
D
A 7
D Q 3
2 3
3 8
D 2
A 6
D Q 2
2 4
3 5
D 1
A 5
D Q 1
D T A 1 1 4 E K
2 5
3 3
D 0
1
V P P - C N T
Q 2
A 4
D Q 0
2 6
A 3
2 7
3
A 2
N C
2 8
4
A 1
N C
3 2
2 9
A 0
N C
3 0
R 1 6
C 6 6
N C
1 0 k
1 5
0 . 1
I C 5 8
V P P
+ 5
D
2
T C 7 S 0 4 F
C E 1
+ 5
1 4
D
I C 9 A
C E 0
5 5
9
I C 9 B
D
W E
V C C
C 6 7
5 4
3 7
A 1
2
4
T C 7 4 H C 3 2 A F
O E
V C C
3 1
4 3
1
T C 7 4 H C 3 2 A F
B Y T E
V C C
5 3
3
4
R Y / B Y
5 6
2 1
0 . 1
2
W P
V S S
1 6
4 2
D
5
D
R P
V S S
1
4 8
3 / 5
V S S
L H 2 8 F 8 0 0 S U T - 7 0 @
D
D
X L W R
D
I C 1 1
2
2 1
D 7
D 0
A 1 6
I / O 8
3 1
2 0
D 6
D 1
A 1 5
I / O 7
3
1 9
D 5
A 1 4
I / O 6
2 8
1 8
D 4
+ 5
A 1 3
I / O 5
D
4
1 7
D 3
A 1 2
I / O 4
2 5
1 5
D 2
A 1 1
I / O 3
2 3
1 4
D 1
X L W R
A 1 0
I / O 2
2 6
1 3
D 0
X H W R
R 2 4 7
A 9
I / O 1
2 7
X R D
R 2 4 8
A 8
5
R 2 4 9
X C S 0
A 7
6
X C S 1
R 2 4 0
A 6
7
R 2 4 1
X C S 2
A 5
8
X E J E C T
R 2 4 2
A 4
9
R 2 4 3
A 3
1 0
A 2
1 1
1
A 1
N C
1 2
A 0
3 2
V b a t
V D D
3 0
C E 2
2 2
C 6 8
C E 1
2 9
R / W
2 4
1 6
0 . 1
O E
V S S
T C 5 5 1 0 0 1 B F L - 7 0 L
D
I C 1 3
2
2 1
D 1 5
A 1 6
I / O 8
3 1
2 0
D 1 4
A 1 5
I / O 7
3
1 9
D 1 3
A 1 4
I / O 6
2 8
1 8
D 1 2
R 1 9
A 1 3
I / O 5
4
1 7
D 1 1
A 1 2
I / O 4
1 0 k
2 5
1 5
D 1 0
A 1 1
I / O 3
2 3
1 4
D 9
A 1 0
I / O 2
R 2 0
2 6
1 3
D 8
A 9
I / O 1
1 0 k
2 7
1
A 8
5
A 7
Q 4
6
A 6
D T C 1 1 4 E K
7
SRAM * 2
C 7 4
A 5
8
R 2 1
1 0 0 P
D
A 4
1 0 0
9
D
A 3
1 0
A 2
R 2 3
1 1
1
A 1
N C
1 0 k
1 2
2
R 2 6
A 0
-
3 2
V b a t
1 0 0 k
V D D
3 0
3
+
C E 2
2 2
C 7 9
C E 1
C 7 6
2 9
1 0 0 P
B T 1
R / W
2 4
1 6
0 . 1
D
C R 2 0 3 2 B H
O E
V S S
T C 5 5 1 0 0 1 B F L - 7 0 L
D
D
I C 5 B
T C 7 4 V H C 1 3 9 F
1 3
9
B
Y 3
1 4
1 0
A
Y 2
1 1
Y 1
1 5
1 2
G
Y 0
1 2
1 1
X C S _ S
X C S 1
1 3
I C 9 D
T C 7 4 H C 3 2 A F
D
JP-8080
24
25
26
27
28
D
+ 5
X R E S
I C 1 0 A
I C 1 0 B
T C 7 4 H C 7 4 F
T C 7 4 H C 7 4 F
2
5
1 2
9
W P - C N T
D
Q
D
Q
R 1 5
6
3
1 1
C K
C K
1 0 k
6
8
Q
Q
+ 5
D
D
X R E S
+ 5
D
I C 1 2
4 7 k
4 7 k
C W P S N S
1 4
1 3
D 5
6 A
6 Y
4 7 k
1 2
1 1
E 4 _ I N T 0
D 4
5 A
5 Y
4 7 k
E 3 _ I N T 0
1 0
9
D 3
4 A
4 Y
4 7 k
6
7
E 2 _ I N T 0
D 2
3 A
3 Y
4 7 k
E 1 _ I N T 0
4
5
D 1
2 A
2 Y
4 7 k
E 0 _ I N T 0
2
3
D 0
1 A
1 Y
I C 9 C
1 5
G 2
9
1
A 1
G 1
8
1 0
T C 7 4 H C 3 6 5 F
T C 7 4 H C 3 2 A F
D
D
X R D
2 S A 1 5 7 6 A
D
+ 5
3
2
Q 3
C 6 9
0 . 1
3
D
D A 2 0
D A N 2 0 2 K
R 2 5
I C 1 4 A
1 0 0
1
B A T S E N S
M 5 2 3 8 A F P
C 7 7
0 . 1
D
X C B S Y
X C S 2
17
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