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Epson Research and Development Page 21
Vancouver Design Center
S5U13705B00C Rev. 1.0 ISA Bus Evaluation Board User Manual S1D13705
Issue Date: 01/02/13 X27A-G-005-03
Figure 8-2: S1D13705B00C Schematic Diagram (2 of 4)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A A
B B
C C
D D
MEMCS16
1.0
Epson Research & Development, Inc.
S5U13705B00C ISA-Bus Rev. 1.0 Evaluation Board : ISA-Bus and PAL Decode
B
24Monday, January 04, 1999
Size Document Number Rev
Date: Sheet
of
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
SD[0..15]
SA[0..19]
SA9
SA10
LA21
SA14
SA17
SA8
SA15
SA0
SA4
SA13
LA23
LA[17..23]
SA19
LA19
LA18
SA7
SA3
LA20
SA16
SA6
SA2
SA11
SA12
LA22
LA17
SA1
SA18
SA5
LA[17..23]
SA[0..19]
LA23
LA22
LA21
LA20
LA19
LA18
LA17
SA19
SA18
SA17
SA16
IOVDD
VCC
IOVDD
VCC
+12V
IOVDDIOVDD
VCC
VCC
VCC
IOVDD
VCC
J1
AT CON-A
/IOCHCK
1
SD7
2
SD6
3
SD5
4
SD4
5
SD3
6
SD2
7
SD1
8
SD0
9
IOCHRDY
10
AEN
11
SA19
12
SA18
13
SA17
14
SA16
15
SA15
16
SA14
17
SA13
18
SA12
19
SA11
20
SA10
21
SA9
22
SA8
23
SA7
24
SA6
25
SA5
26
SA4
27
SA3
28
SA2
29
SA1
30
SA0
31
J2
AT CON-B
GND
1
RESET
2
+5V
3
IRQ9
4
-5V
5
DRQ2
6
-12V
7
OWS
8
+12V
9
GND
10
/SMEMW
11
/SMEMR
12
/IOW
13
/IOR
14
/DACK3
15
DRQ3
16
/DACK1
17
DRQ1
18
/REFRESH
19
CLK
20
IRQ7
21
IRQ6
22
IRQ5
23
IRQ4
24
IRQ3
25
/DACK2
26
T/C
27
BALE
28
+5V
29
OSC
30
GND
31
J4
AT CON-D
/MEMCS16
1
/IOCS16
2
IRQ10
3
IRQ11
4
IRQ12
5
IRQ15
6
IRQ14
7
/DACK0
8
DRQ0
9
/DACK5
10
DRQ5
11
/DACK6
12
DRQ6
13
/DACK7
14
DRQ7
15
+5V
16
MASTER
17
GND
18
+
C14
10uF/25V
R7
10K
+
C13
10uF/25V
J3
AT CON-C
/SBHE
1
LA23
2
LA22
3
LA21
4
LA20
5
LA19
6
LA18
7
LA17
8
/MEMR
9
/MEMW
10
SD8
11
SD9
12
SD10
13
SD11
14
SD12
15
SD13
16
SD14
17
SD15
18
R9
10K
R10
10K
R12
10K
U8A
74LS125
2 3
14
1
7
C16
0.1uF
R8
10K
U7
TIBPAL22V10
CLK/IN
1
IN
2
IN
3
IN
4
IN
5
IN
6
IN
7
IN
8
IN
9
IN
10
IN
11
GND
12
I/O
23
I/O
22
I/O
21
I/O
20
I/O
19
I/O
18
I/O
17
I/O
16
I/O
15
I/O
14
IN
13
VCC
24
C15
0.1uF
R11
10K
R13
10K
C17
0.1uF
U9A
74HCT04
1 2
14
7
R22
100K
REFRESH#
RESET
MEMCS16#
WE1#
SD[0..15]
SA[0..19]
LA[17..23]
WAIT#
BUSCLK
SMEMW#
SMEMR#
CS#
RESET#
RESET
REFRESH#
MEMCS16#
MEMW#
MEMR#
LA[17..23]
SA[0..19]
ADDR
MEMR#
MEMW#
SMEMR#
SMEMW#
RD#
WE0#