APPLICATION EXAMPLES
Y1
15MHz
1. R8 OL
510Q 1
X1
8284A
~ ClK E?
RESET READY
ClK RESET
READY
A8·
8088 A 19
v CPU
LMN/MXE4 ADO·/ AD? ~
ALE
RD
WR 101M
R? | Vee |
|
510Q 1. |
| |
1 | R1 | D3 |
X2 | y914 | |
| 51 KQ | S1 |
...L
RESfr:F' 0:J
A 11
A12
'
'
RD ADO·AD?"y -
ALE
|
| ClK - | ||
|
| PORT A | / | |
| "- | |||
PORT B | /' | |||
|
| |||
| CE2 |
| "- | |
| A10 | 8?55A |
| |
| A9 |
| ||
| E2 |
| ||
| A8 |
| ||
|
|
| ||
| ALE | ADO· / | ||
, | RD | AD? | "- | |
|
|
| ||
- lOW
A13A8·A19
A10A8 A9
ADO·AD?
'
RD
l
IALE
8185
RESET CE
| 8155 |
|
|
PORT | E1 |
| ... |
PORT |
| ||
C |
| A |
|
~ |
|
|
|
| PORT | "- | |
|
| ||
TIMER OUT | B | " | |
TIMER ClK |
| ||
Figure 4·0. iAPX 88 Multiplexed System
E5
Vee ADO·AD? "'/ -
L CE2 CE1
CS
