HT46R12A Просмотр технического описания (PDF) - Holtek Semiconductor

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HT46R12A

A/D Type 8-Bit OTP MCU

Holtek Semiconductor 

Block Diagram

P ro g ra m

ROM

P ro g ra m

C o u n te r

S ta c 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 a ta

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

ACC

H A L T E N /D IS

LV R

PPG

P P G 0C

PPG

HT46R12A

TM R 0C

TM R 0

PFD 0

TM R 1C

TM R 1

PFD 1

W DT

M

P r e s c a le r

fS Y S

U

X

TM R 0

M

TM R 1

U

X

fS Y S /4

M

fS Y S /4

U

X

W DT O SC

P P G 0C

PPG T0

PPG

P r e s c a le r

fS Y S

PC

P o rt C

PCC

4 -C h a n n e l

A /D C o n v e rte r

PB

P o rt B

PBC

P C 0 /C 0 V IN -

P C 1 /C 0 V IN +

P C 2 /C 0 O U T

P C 3 /C 1 O U T

P C 4 /C 1 V IN -

P B 0 /A N 0 ~ P B 3 /A N 3

PA

P o rt A

PAC

P A 0~P A 2

P A 3 /P F D

P A 4 /T M R 0

P A 5,P A 6

P A 7 /T M R 1

Pin Assignment

P B 1 /A N 1 1

P B 0 /A N 0 2

P A 3 /P F D 3

PA2 4

PA1 5

PA0 6

C 1 V IN + 7

P C 4 /C 1 V IN - 8

P C 3 /C 1 O U T 9

P C 2 /C 0 O U T 1 0

V S S 11

P C 1 /C 0 V IN + 1 2

2 4 P B 2 /A N 2

2 3 P B 3 /A N 3

2 2 P A 4 /T M R 0

21 P A 5

20 P A 6

1 9 P A 7 /T M R 1

18 O S C 2

17 O S C 1

16 V D D

15 R E S

14 P P G

1 3 P C 0 /C 0 V IN -

H T46R 12A

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

Rev. 1.00

2

August 3, 2007

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