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Hmcs47C (Hd44860), Hmcs47Cl (Hd44868) - Hitachi AP1 Data Book

4-bit single-chip microcomputer

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--------------------------------------------------------HMCS47C,HMCS47CL

• BLOCK DIAGRAM

ROM

4.096 x 10 bit

(program memory and

pattern memory)

{f>.

PC

(12 bit)

11

1;

~

Stack Register

(4x 12 bit)

~

A

B

X

Y

in,

SPX

Spy

n

addressing

Timer/Counter

I

~

l

l

Inter-

RAM

rupt

256x4 bit

~

109

<i

5!a;

a;1

,...

~

s. rr.'"

a;1

(

r --

------

,

I

,

I

R5

,

,

,...

I-

-------------,

I

I

I

R4

I

I

I

L __

------

-

-

-

--,

I

~~

Instruction

Decoder

-

S (

-r-

ljA

::::l

..J

«

" l

;.

-

c:

.~

A

:;

'"

c.

·c

~~

,

:

~

2r

I

,

I

,

~

I

~ ~I

I

I

,

I

:

a:

,

I

,

,

I

I

I

I

,

,

ii

,

,

,

I

,

I

I

,

,

,

r - -

,

0

:

,

a;1

,

,

'-----

-'

. - - -

r - - -

r.:..::.----

i

I

I

I

I

I

,

I

ii

I

,

I

I

~

I

,

,

,

.r.

,

I

!:!

I

,

.!!!

I

I

I

I

0

,

I

,

, ,

:-

,

jf ____

J

C>

c:

~

-

-c

-

~

--

(I)

(I)

::::l

::::l

al

al

'"

en

-

CIl

Et-

' -

~B=

r-----,

,

~

____ J

I/O Common

( J

J

R,o

-R

l l

)

R,o

-R"

\

f-o

f-o

f-o

f-o

Do

0,

0,

Oil

0,.

0"

Vee

GND

--OR ESET

--01 OSC,

OSC,

f-o

• Power-on Reset Circuit

(ACL) is not built in HMCS47CL.

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