Schematic For Pdiusbd12 Isa Bridging Board - Philips PDIUSBD12 User Manual

Interconnectivity
PDIUSBD12 Evaluation Board (PC Kit) User's Manual

Schematic for PDIUSBD12 ISA bridging board

J1
GND I/O CH CK
B1 A1
VCC
RESET DATA7
B2 A2
+5V DATA6
B3 A3
IRQ2 DATA5
B4 A4
-5V DATA4
B5 A5
DRQ2 DATA3
B6 A6
-12V DATA2
B7 A7
ZERO_WA IT DATA1
B8 A8
+12V DATA0
B9 A9
GND I/O CH RDY
B10 A10
-MEMW AEN
B11 A11
-MEMR ADDR19
B12 A12
-IOW ADDR18
B13 A13
-IOR ADDR17
B14 A14
-DACK3 ADDR16
B15 A15
DRQ3 ADDR15
B16 A16
-DACK1 ADDR14
B17 A17
DRQ1 ADDR13
B18 A18
-DACK0 ADDR12
B19 A19
CLOCK ADDR11
B20 A20
IRQ7 ADDR10
B21 A21
IRQ6 ADDR9
B22 A22
IRQ5 ADDR8
B23 A23
IRQ4 ADDR7
B24 A24
IRQ3 ADDR6
B25 A25
-DACK2 ADDR5
B26 A26
T/C ADDR4
B27 A27
VCC
ALE ADDR3
B28 A28
+5V ADDR2
B29 A29
OSC ADDR1
B30 A30
GND ADDR0
B31 A31
CON AT62
VCC
+ C2 C4
4.7u 0.1
_______________________________________________________________________________________________
DATA[0..7]
RP1
20K
VCC
S1
SW DIP-8
8 9
7 10
6 11
5 12
4 13
3 14
2 15
1 16
ADDR[0..2]
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VCC
DATA7
DATA6
DATA5
DATA4
DATA3
DATA2
DATA1
DATA0
U1
ADDR2
1
ADDR1
G
ADDR0
18 VCC
Q7
16
Q6
14 C1
Q5
12
0.1
Q4
9
Q3
7
Q2
5
Q1
3 IRQ5
Q0
IRQ7
17
P7
15
P6
13
P5
11
DRQ1
P4
8
DRQ3
P3
6
-DACK1
P2
4
-DACK3
P1
2 19
-AD_EN
P0 P=Q
74HCT688
Title
D12 ISA BRIDGING BOARD
Size Document Number
A D12-ISA-200
Date: Tuesday, February 24, 1998
Page 13 of 14
REV. 2.1
J2
DB25
1 2
ZERO_WA IT
3 4
5 6
7 8
-AD_EN
9 10
RESET VCC
11 12
-IOW
13 14
-IOR
15 16
R1
T/C
17 18
-DACK
10K
19 20
DRQ
21 22
IRQ
23 24
25
Shell to GND
JP1
JP2
JP3
JP4
JP5
JP6
VCC
+ C3 C5
4.7u 0.1
Rev
2.00
Sheet 1 of 1