User`s manual

ISA-16 Bus Host Interface Card Schematics
Motorola Host Computer Card and Command Converter Support Information 4-9
Figure 4-2. ISA-16 Host Interface Card Address Decoder (1 of 4)
A6 A0 A=B
A=B
A1 A2 A3 A5 A4
F521
A7 B7 B6 B5 B4 B2 B1 B0 B3
RES10COM
10K
RN1
A6 A0 A=B
A=B
A1 A2 A3 A5 A4
F521
A7 B7 B6 B5 B4 B2 B1 B0 B3
LS04
F125 F125
10K
R4
PAGE:
DATE:TITLE:
A
A
B B C C D
D
1
12
23
34
45
56
67
78
8
DRAWING
LAST_MODIFIED=Fri Jan 17 13:39:09 1997
ADDRESS DECODER
REV 2.0
GND
IRQ3 IRQ5
IRQ10 IRQ11 IRQ15
INOWS*
4 1
JG2
1 OF 4
JG1
9 7 5 3 1
10 8 6 4
2
U3
19
U1
56
19
U2
GND
GND
AEN
A3 A4 A5
GND
A7 A6 A15 A14 A12 A11 A10
A9 A8
A13
HOST_BRK*
VCC
RN1P10NC
12
VCC
U14
U14
23 56
NC_U14_PIN6
3 5 7 9
12 14 16 18
2 4 6 8
11 13 15 17
1 3 5 7 9
12 14 16 18
2 4 6 8
11 13 15 17
1
2 4 6 8 10 12 14 16
1 3 5 7 9
11 13 15
1
10
9
8
7
6
5
4
3
2
ISA 16 HOST INTERFACE CARD