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--------------------------------------------------------HMCS45C,HMCS45CL
• BLOCK DIAGRAM
AOM
2.048
x
10 bit
Iprogram memory)
128
x
10 bit
lpattern memory)
f)
PC 111 bid
~I
n
Stack Aegister
14
x
11 bid
~
A
B
X
In,
SPX
IT
Timer/Counter
I
/'"
I
Ij
Interrupt
~
l
y
Spy
addressing
AAM
160
x
4 bit
:~
~I
:.ri
~I
~
;
~~
~I
,..,
H
.. --
- - ---
--
- --- ------,
,
,
I
,
....
A6
, ,
AS
A4
,
L __
- - -
--
M
...
I
~
..1
J
I
~
{}
Instruction
Oecoder
-
-~
- -
Jj
;:)
..J
«
,,~
7
r----
c:
"-
0
.~
'3
a.
'c
~:i
,r_
I
I
I
a:
,
I
, ,
I
I
--
~l
,
,
L ____
-~
; - - -
-
,..---- -,
:~
,
,
I
,
I
I
I
I
,
,
:c
:
I
~
I
I
:
,
~
I
:
I
I
0
:
I
I
I
,
I
,
.....
:n----
j
...
c:
'~
--
'0
--
-g
-
II)
II)
;:)
;:)
III
III
-
N
1ii
II)
E!-
-"
B=
-----
I/O Common
::I
A,.
-A ..
J
;;;.
l-
l
f--<>
f--<>
f-o
--0
--0
f--<>
~
0 ..
0 , •
0"
VCC
GND
AESET
OSC,
osc,
*
Power-on Reset Circuit
(ACL) is not built in HMCS45CL.
61
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