GL843 datasheet(14/84 Pages) GENESYS

14 / 84 page

GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x

Page 14

3.3 Pin Descriptions

Table 3.3 - Pin Descriptions

Pin Name

Type

Description

GPIO1~8,10~20

I/O

General Purpose Input/Output, EEPROM serial data clock or

LCM data bit0

MT_PH0~5

Bi-polar (3967):

MT_PH5=RESETJ

MT_PH4=ENABLEJ

MT_PH3=DIR

MT_PH2=STEP

MT_PH1=MS2

MT_PH0=MS1

Bi-polar (3955):

MT_PH7=PHASE_A

MT_PH6=PHASE_B

MT_PH5=D2A

MT_PH4=D1A

MT_PH3=D0A

MT_PH2=D2B

MT_PH1=D1B

MT_PH0=D0B

Bi-polar (1939):

MT_PH3=IN1

MT_PH2=IN2

MT_PH1=ENA1

MT_PH0=ENA2

Bi-polar (2916 or 6219): MT_PH5=PHASE1

MT_PH4=PHASE2

MT_PH3=I11

MT_PH2=I01

MT_PH1=I12

MT_PH0=I02

Uni-polar(2003):

MT_PH3=PHASE A

MT_PH2=PHASE B

MT_PH1=PHASE /A

MT_PH0=PHASE /B

MT_PH6~7

Motor phase 6~7

ADF_SENR

I/O

ADF sensor for ADF

HOME

Document sensor for ADF

Pin Name

Type

Description

CCD_CK1X

CCD Shift register clock1 or CIS clock output

CCD_CPX

CCD Clamp gate clock or CIS clock output

CCD_TGX

CCD Transfer gate clock for R channel or CIS Line start pulse

CCD_CK2X

CCD Shift register clock2 or CIS clock output

CCD_RSX

CCD Reset gate clock or CIS clock output

CCD_CK3X

CCD Shift register clock3

CCD_CK4X

CCD Shift register clock4

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