HT56R656 datasheet(34/108 Pages) HOLTEK

34 / 108 page

HT56R62/HT56R65

HT56R642/HT56R644/HT56R654/HT56R656

Rev. 1.00

July 20, 2009

L C D e n a b l e / d i s a b l e c o n t r o l

1 : e n a b l e

0 : d i s a b l e

I n t h e N o r m a l , S l o w o r I d l e m o d e

L C D w i l l b e o n / o f f a c c o r d i n g t o " L C D E N " = 1 / 0

I n t h e S l e e p m o d e t h e L C D i s a l w a y s o f f

L C D b i a s r e s i s t o r s e l e c t

R S E L 1

R S E L 0

1 / 3 B i a s

1 / 2 B i a s

L C D B i a s

1 : 1 / 3 B i a s

0 : 1 / 2 B i a s

N o t i m p l e m e n t e d , r e a d a s " 0 "

L C D D u t y

D T Y C 1

D T Y C 0

L C D T y p e A o r B

1 : T y p e B

0 : T y p e A

L C D C T R L R e g i s t e r

b 7

B I A S

T Y P E

b 0

R S E L 1 R S E L 0 L C D E N

D T Y C 1

6 0 0 k W

3 0 0 k W

1 0 0 k W

5 0 k W

D T Y C 0

1 / 2 d u t y

1 / 3 d u t y

1 / 4 d u t y

r e s e r v e d

4 0 0 k W

2 0 0 k W

6 7 k W

3 4 k W

LCD Control Register

- LCDCTRL for HT56R62/HT56R65

L C D C T R L R e g i s t e r

b 7

B I A S 0

B I A S 1

T Y P E

L C D e n a b l e / d i s a b l e c o n t r o l : d e f a u l t v a l u e " 0 "

1 : e n a b l e

0 : d i s a b l e

I n N o r m a l , S l o w , I d l e m o d e

L C D w i l l b e o n / o f f a c c o r d i n g t o " L C D E N " = 1 / 0

I n S l e e p m o d e L C D i s a l w a y s o f f

b 0

R S E L 1 R S E L 0 L C D E N

D T Y C

L C D b i a s r e s i s t o r s e l e c t

R S E L 1

R S E L 0

D e f i n e L C D b i a s

B I A S 1

B I A S 0

0 0 : 1 / 3 B i a s

0 1 : 1 / 4 B i a s

1 0 : 1 / 5 B i a s

1 1 : R e s e r v e d

B i a s

D e f i n e L C D d u t y

0 : 1 / 8 d u t y

1 : 1 / 1 6 d u t y

L C D T y p e A o r B

0 : T y p e A

1 : T y p e B

N o t i m p l e m e n t e d , r e a d a s " 0 "

1 / 5 B i a s

1 0 0 0 k W

1 0 0 k W

5 k W

1 / 4 B i a s

8 0 0 k W

8 0 k W

4 k W

1 / 3 B i a s

6 0 0 k W

6 0 k W

3 k W

LCD Control Register

- LCDCTRL for HT56R642/ HT56R644/ HT56R654/ HT56R656

HT56R656 数据表(PDF) 34 Page - Holtek Semiconductor Inc

HT56R656 数据表(HTML) 34 Page - Holtek Semiconductor Inc

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