Sharp UP-3300 - Page 80

8 7 6 5 4
3
2 1
A
B
C D
12345678
D C
B A
CKDC
X5
32.768kH z
VCC
C270 15pF
X6
4.19M H z
R272
1M
C271 15pF
VCKDC
SB
1
SC
2
SD
3
SE
4
SF
5
SG
6
P4
7
P0
8
P1
9
P2
10
P3
11
MODR
12
CFSR
13
KEX0
14
KEX1
15
RQ
16
SKR0
17
ST0
18
ST1
19
S T 2
2 0
S T 3
2 1
P O F F
2 2
S T O P
2 3
D D I G
2 4
D C S
2 5
V C C
2 6
S C K
2 7
H T S
2 8
S T H
2 9
S D I S P
3 0
B U Z Z
3 1
D S C K
3 2
SRES
33
DS0
34
SHEN
35
IR Q
36
KR0
37
KR1
38
KR2
39
KR3
40
RESET
41
OSC2
42
OSC1
43
GND
44
CL1
45
CL2
46
TEST
47
G0
48
G1
49
G2
50
G3
51
G 4
5 2
G 5
5 3
G 6
5 4
G 7
5 5
G 8
5 6
G 9
5 7
G 1 0
5 8
G 1 1
5 9
P O 0
6 0
P O 1
6 1
P O 2
6 2
P O 3
6 3
S A
6 4
IC 5 0 CKDC9
/C F S R
ST0 ST1
C265
470pF
R 270 47K
VCC
/K R Q /S H E N 1
/ R E S E T S
CKDCR1
C273
470pF
C272
HARDW ARE RESET
(RUN)
C3 0.1uF
R1
220 1/5W
(AXIAL TYPE)
S1 RIGHT ANGLE SL-SW
12 13
11
1 4 7
IC 40D
74H C 00
VCKDC
VCC
1 2
3
1 4 7
IC 40A
74H C 00
C62 1000PF
C2
1000PF
/RESET
VCKDC
4 5
6
1 4 7
IC 40B
74H C 00
R20 10K
C4 0.1uF
VCKDC
C60
2200pF
R271 33
VCKDC
ST2 ST3
/P O F F /S T O P
BUZZ
/S C K 1
HTS1
STH1
VCKDC
C266
470pF
C269
O S 10uF/10V
C267
0.1uF
C268
0.1uF
17/17
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