HT82M39A(1999) Ver la hoja de datos (PDF) - Holtek Semiconductor

Número de pieza

componentes Descripción

Fabricante

HT82M39A
(Rev.:1999)

3D PS/2 Mouse Controller

Holtek Semiconductor 

PS/2 mouse

· Data output

(1 ) (3 )

C LK

(3 )

(3 )

1st

2nd

C LK

C LK

(2 )

D ATA

T3 T4

T1

T2

S ta r t B it

B it 0

(3 )

1 0 th

C LK

(4 )

T6

1 1 th

C LK

T5

(5 ) (7 )

P a r ity B it

S to p B it

(6 )

T im in g P a r a m e te r

T 1 D A T A tr a n s itio n to th e fa llin g e d g e o f C L K

T 2 R is in g e d g e o f C L K to D A T A tr a n s itio n

T 3 In a c tiv e C L K D u r a tio n

T 4 A c tiv e C L K D u r a tio n

T 5 M in im u m tim e to in h ib it M O U S E a fte r c lo c k 1 1

T 6 M a x im u m tim e to in h ib it M O U S E a fte r c lo c k 1 1 to e n s u r e

M O U S E d o e s n o t s ta r t a n o th e r tr a n s m is s io n

M in ./M a x .

5 /2 5 m s e c

5 /T 4 -5 m s e c

3 0 /5 0 m s e c

3 0 /5 0 m s e c

>0 msec

<50 msec

· Data input

(1 )

I/O (2 ) (4 ) 1 s t

2nd

In h ib it

C LK

C LK

C LK

D ATA

S ta r t B it

(3 )

T7 T8

T9

B it 0

(5 )

9 th

1 0 th

1 1 th

C LK

C LK

C LK

(8 )

(6 )

P a r ity B it S to p B it

(5 )

(7 )

T im in g P a r a m e te r

T 7 C L K D u r a tio n , lo w

T 8 C L K D u r a tio n , h ig h

T 9 T im e fr o m lo w to h ig h C L K tr a n s itio n to tim e w h e n

M O U S E s a m p le s D A T A lin e

M in ./M a x .

3 0 /5 0 m s e c

3 0 /5 0 m s e c

5 /2 5 m s e c

HT82M39A

6

August 5, 1999

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