Samsung WC-M15i Series Service Manual page 132

Controller Diagram(9/11)
DATA(24:31)
IOCS3
RD*
WR*
EIRQ1
ADDR(4)
ADDR(5)
ADDR(6)
ADDR(7)
C26
100pF
Samsung Electronics
C17
22pF
VCC
R24
1K
C27 C28
100pF 100pF
RA2
39
1
DATA(24)
3
DATA(25) 5
DATA(26)
7
RA1
DATA(27) 1
39
DATA(28)
3
DATA(29)
5
DATA(30) 7
RA3
39
DATA(31) 1
3
5
7
2
4
6
8
2
4
6
8
2
4
6
8
B1
1
B2
1
B3 1
B4 1
UNUSED
Schematic Diagrams
VCC
J10-1
C14
100nF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
2
22
2
23
2
24
2
25
26
27
28
29
30
DHB-RB30-S13NN
8-15