Sharp AL-1651CS Service Manual page 143

C
VCC3
IC4
0 20 21
A0 D00
1 19 22
A1 D01
2 18 23
A2 D02
3 17 25
A3 D03
4 16 26
A4 D04
5 15 27
A5 D05
6 14 28
A6 D06
7 13 29
A7 D07
8 3
A8
9 2
A9
10 31 30
A10 /CE
11 1 7
A11 /WE
12 12 32
A12 /OE
13 4
A13
14 5
A14
15 11 8
A15 VCC
16 10
A16
9
R10
NC
A17 1 2
6 24
NC VSS
OPEN
SST39SF010-70-WH
IC7
0 10 11
A0 IO0
1 9 12
A1 IO1
2 8 13
A2 IO2
3 7 15
A3 IO3
4 6 16
A4 IO4
5 5 17
A5 IO5
6 4 18
A6 IO6
7 3 19
A7 IO7
8 25
A8
9 24
A9
10 21 20
A10 /CS1
11 23 27
A11 /WE
12 2 22
A12 /OE
13 26
A13
14 1
A14
28
VCC
14
VSS
IS16C256AH-12
VCC3
C18
0.1U
/SELIN3
/SELIN3
/SELIN
/SELIN
/IT3
/IT3
C
D
CPU3.3
L4
ZJSR5101-102TA
1 3
+
C19 C21 C22 C23
10U/16V 0.1U 0.1U 0.1U
D0
D1
D2
D3
D4
D5
D6
D7
/CSROM
/CSROM
/WR
/WR
/RD
/RD
5V
C15
0.1U
BR26 33J
1 8 D0
2 7 D1
3 6 D2
4 5 D3
4 5 D4
3 6 D5
2 7 D6
1 8 D7
BR27 33J
/CSRAM
/CSRAM
/WR
/WR
/RD
/RD
5V
C16
0.1U
D
AL-1651CS CIRCUIT DIAGRAM 13 - 30
VCC3
+
C20
10U/16V
IC6
D0 33
I/O I/O
D1 32
I/O I/O
D2 31
I/O I/O
D3 28
I/O I/O
D4 27
I/O I/O
D5 26
I/O I/O
D6 25
I/O I/O
D7 23
I/O I/O
I/O
I/O
I/O
/DMAEN 43
/DMAEN I/O
/A_STB 44
/A_STB I/O
/S_STB 1
I/O
/S_STB
DIR 38
IN
DIR
/PACK 10
I/O
/PACK
PBSY 8
PBSY I/O
DIR3 6
DIR3 I/O
VCCINT
VCCINT
(/RESET)
39
(/RESET) IN VCCIO
CLKOUT 37
CLKOUT IN VCCIO
TO1 40
TO1 IN
/RD 2
/RD I/O GNDINT
/WR 3
/WR I/O GNDINT
/CSPRN 5
/CSPRN I/O GNDIO
/DACK0 42
/DACK0 I/O GNDIO
/IOWR 7
/IOWR I/O GNDIO
GNDIO
EPM3032ATC44-10
E
C24 C25 C26 C27
0.1U 0.1U 0.1U 0.1U
A[17:0]
D[7:0]
P[7:0]
/STB
22 /STB
12 P7
13 P6
14 P5
15 P4
18 P3
19 P2
20 P1
21 P0
34 /TCLR1
/TCLR1
35 /DREQ0
/DREQ0
VCC3
9
17
29
41
36
16
4
24
11
30
E
1/2
4
3
2
1