HT56R656 datasheet(90/108 Pages) HOLTEK

90 / 108 page

Application Circuits

Application Circuit for HT56R62/HT56R65

HT56R62/HT56R65

HT56R642/HT56R644/HT56R654/HT56R656

Rev. 1.00

July 20, 2009

P A 0 / B Z

P A 1 / B Z

P A 2

P A 3 / P F D

P A 4 / T M R 2

P A 5 / T M R 3

P A 6 , P A 7

O S C 1

O S C 2

O S C

C i r c u i t

C O M / S E G

L C D

P a n e l

V L C D 1

V D D

P B 0 / A N 0

P B 7 / A N 7

P D 0 / P W M 0

P D 3 / P W M 3

P D 6 / T M R 0

P D 7 / T M R 1

P D 4 / I N T 0

P D 5 / I N T 1

O S C C i r c u i t

O S C 1

O S C 2

C 1

C 2

R C S y s t e m O s c i l l a t o r

4 7 k W < R O S C < 1 . 5 M W

R O S C

O S C 1

O S C 2

V D D

4 7 0 p F

f S Y S / 4

3 2 7 6 8 H z C r y s t a l

O s c i l l a t o r

F o r d e t a i l s r e g a r d i n g

C 3 , C 4 a n d R P 2 ,

c h e c k O s c i l l a t o r s e c t i o n

O S C 3 , O S C 4 F l o a t i n g

O S C 3

O S C 4

O S C 3

O S C 4

O S C

C i r c u i t

C 1

C 2

V 1

V L C D 2

0 . 1 m F

V M A X

O S C 3

O S C 4

C 3

C 4

R E S

V D D

V S S

0 . 1 m F

V D D

R e s e t

C i r c u i t

0 . 1 ~ 1 m F

1 0 k W ~

1 0 0 k W

3 0 0 W

0 . 0 1 m F

1 N 4 1 4 8

R P 1

R P 2

C r y s t a l / R e s o n a t o r

S y s t e m O s c i l l a t o r

F o r d e t a i l s r e g a r d i n g

C 1 , C 2 a n d R P 1 ,

c h e c k O s c i l l a t o r s e c t i o n

No.

Options

2C Option

2C debounce Time: no debounce, 1 system clock debounce, 2 system clock debounce

PINTB Option

External peripheral interrupt or Segment function

Timer/Event Counter and External Interrupt Pins Filter Option

Interrupt and Timer/Event Counter input pins internal filter On/Off control

- applies to all pins

Lock Options

Lock All

Partial Lock

HT56R656 数据表(PDF) 90 Page - Holtek Semiconductor Inc

HT56R656 数据表(HTML) 90 Page - Holtek Semiconductor Inc

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HT56R656 数据表(PDF) 90 Page - Holtek Semiconductor Inc

HT56R656 数据表(HTML) 90 Page - Holtek Semiconductor Inc

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