MCS” 51
CONTROLLER
MO-M
7
P2.&P2 7
-
I
I
i
JK2U
1==4
~M
‘f2#fi+-oN,TMoD,TJ
Acc
fl
13
I
I
II
b
,,
,
STACK
POINTER
+1
L“
L-J
I
1
I
PSEN
ALE
‘%
“
TyG
g~
E
ml ... ,,
I
,
<>1
I
7’7
1
.
.
.. .
9
RST-+
i-
‘*
h-+ T
,,(-1
n
--% =2
I
II
P0nT3
119
LATCH
———————————
w
x
=
PI O*1 7
5
Pm
3
LHvI!RS
7
W
I
—..
—————
J
P] O-P3 7
272318-1
Figure 1. MCSI@ Controller Block Diagram
51
PROCESS INFORMATION
The 8031AH/8051AH and 8032AH/8052AH devic-
es are manufactured on P414.1, an HMOS II pro-
cess. The 8751H/8751 H-8 devices are manufac-
tured on P421.X, an HMOS-E process. The 8751BH
and 8752BH devices are manufactured on P422.
Additional process and reliability information is avail-
Q
able in Intel’s
Components
uality and Reliability
Handbook,
Order No, 210997.
INTEL [ INTEL CORPORATION ]
