Xerox FaxCentre F110 - GP 29 Scanner Interface

General Procedures / Information
6-64 12/04 FaxCentre F110
GP 29 Scanner Interface
Refer to WD 2.
Block diagram
Figure 1 Block diagram
The CIS is controlled using 2 signals:
• CLK: Pixel clock. The maximum frequency is 2MHz.
• SI: Start pulse to begin a new scanning line. This signal is active high and should last one
clock cycle.
DC2
XWM8192CDW
CIS
200dpi /
300dpi
ULN2003A
Unipolar
stepper
motor
LED_G
SI
CLK
GLED
24V
SIG
DPS
DDS
Doc sensor
Page sensor
Buffer
PPAUTOFD* SEN
PPSELECIN* SDI
PPINIT* SCK
PID7..0 DB7..0
PITGEN4
PITGEN5 MCLK
PITGEN6 VSMP
GINP
PITGENTR
PITGEN3
RLC
PITGEN0