gl845 Genesys Logic, gl845 Datasheet - Page 14
gl845
Manufacturer Part Number
gl845
Description
High Speed Usb 2.0 2-in-1 Scanner Controller With Adf
Manufacturer
Genesys Logic
Datasheet
1.GL845.pdf
(97 pages)
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3.3 Pin Descriptions
©2000-2007 Genesys Logic Inc. - All rights reserved.
GPIO1/ROM_SK/LCM_D0
GPIO2/ROM_D/LCM_D1
GPIO3/LCM_D2
GPIO4/LCM_D3
GPIO5(VBUS)
GPIO6/TXD/MOTORTGO
GPIO7
GPIO8/ICG1/LEDBLINK/SH_ENB
GPIO9/VREF3/SW1/LEDBLINK/SH_ENBX
GPIO10/LCD_C12/SW2/LEDBLINK
GPIO11/VREF0
/CCD_SW2
GL845 High Speed USB2.0 2-in-1 Scanner Controller With ADF
Pin Name
Table 3.3 - Pin Descriptions
Type
B
B
B
B
B
B
B
B
B
B
B
General Purpose Input/Output;
EEPROM serial data clock;
LCM data bit0.
General Purpose Input/Output;
EEPROM serial data input;
LCM data bit1.
General Purpose Input/Output;
LCM data bit2.
General Purpose Input/Output;
LCM data bit3.
General Purpose Input/Output;
USB Vbus 5V detection pin.
General Purpose Input/Output;
RS232 transmit data output;
Output motor trigger for ADF scanning.
General Purpose Input/Output.
General Purpose Input/Output;
CCD shutter control ICG1;
LED control with Blinking function;
Output SH_ENB for external CPLD.
General Purpose Input/Output;
Vref3 control for motor driver IC Imax;
SW1 output for special CCD application;
LED control with Blinking function;
Output SH_ENBX for external CPLD.
General Purpose Input/Output;
LCD common voltage control;
SW2 output for special CCD application;
LED control with Blinking function;
CCD SW2 control for Toshiba CCD TCD2954/TCD2962.
General Purpose Input/Output;
Vref0 control for motor driver IC Imax;
Description
Page 14
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