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APPLICATION EXAMPLES
+5V GND
b26
L
+5V
+5V
GNO
124
124
112
Vee
Voo
Vss
~
Vee
GNO
Vee
rll
2
Pl0
~
:::t::
•
XTAL1
Pll
#--
8212
A9
~
P12
~
LATCH
~
A8
HI
::r
3
P13
~
3 4 1
• XTAL 2 P14
#-
01,
DO,
tt-2
A7
P15
#--
5
7
01,
DO,
~
A6
f------l
r--!
P16
#-
013
003
~
A5
RESET
P17
dL.
9
16
01,
DO,
~
A4
21
~
01,
DO,
'17&"
A3
7
P20
~I-
01.
DO.
~
A2
EA
8049
P21
~~
~
01,
DO,
~
Al
-:....
8048
P22
24
-#
01.
DO.
f"'---"-
AO
14
5
8748
P23
~
CLR
NC-
ss
8035*
P24
36
OS,
MO
OS,
P25
~
8039*
P26
~
13
12-:!;
P27
=-
1
OBO
12
+5V
9 01
---
TO
39
OBl 13
10
02
---
T1
OB2
14
11
03
6
OB3
15
13
04
---
INT
OB4
16
14
05
OB5
17
15
06
OB6
18
16
07
OB7
19
17
08
ALE
!'SEN
PROG
WR
Ali
*EA
= 5V
FOR
8035/8039
11
19
125
110
1
8
• 8212 serves
as
address latch
•
Address
is
valid while ALE
is
high and
is
latched
when ALE goes low
EXTERNAL
PROGRAM
MEMORY
5-7
+12V
-5V
GNO
119
121
112
Voo V
••
Vss
8708
1K
X 8
EPROM
CSIWE
1
20