HT46C22 데이터 시트보기 (PDF) - Holtek Semiconductor

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HT46C22

8-Bit A/D Type MCU

Holtek Semiconductor 

Block Diagram

P A 5 /IN T

HT46R22/HT46C22

P ro g ra m

ROM

P ro g ra m

C o u n te r

STAC K

In te rru p t

C ir c u it

IN T C

In s tr u c tio n

R e g is te r

MP

M

U

X

D ATA

M e m o ry

In s tr u c tio n

D ecoder

T im in g

G e n e ra to r

O SC2

O SC1

RES

VDD

VSS

M UX

A LU

S h ifte r

STATU S

P A 3,P A 5

A C C LV R

TM R

TM R C

M

U

P r e s c a le r

fS Y S

X

P A 4 /T M R

P A 3 /P . D

W DT

P r e s c a le r

PA4

S Y S C L K /4

M

W DT

U

X

PW M

PDC

P o rt D

PD

RC O SC

P D 0 /P W M

8 -C h a n n e l

A /D C o n v e rte r

PBC

P o rt B

PB

PAC

P o rt A

PA

I2 C B u s

S la v e M o d e

PC

P o rt C

PCC

P B 0 /A N 0 ~ P B 7 /A N 7

P A 0~P A 2

P A 3 /P . D

P A 4 /T M R

P A 5 /IN T

P A 6 /S D A

P A 7 /S C L

P C 0~P C 1

Pin Assignment

P B 5 /A N 5 1

P B 4 /A N 4 2

P A 3 /P . D 3

PA2 4

PA1 5

PA0 6

P B 3 /A N 3 7

P B 2 /A N 2 8

P B 1 /A N 1 9

P B 0 /A N 0 1 0

V S S 11

P C 0 12

2 4 P B 6 /A N 6

2 3 P B 7 /A N 7

2 2 P A 4 /T M R

2 1 P A 5 /IN T

2 0 P A 6 /S D A

1 9 P A 7 /S C L

18 O S C 2

17 O S C 1

16 V D D

15 R E S

1 4 P D 0 /P W M

13 P C 1

H T 4 6 R 2 2 /H T 4 6 C 2 2

2 4 S K D IP -A /S O P -A

Rev. 1.30

2

June 10, 2003

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