gl845 Genesys Logic, gl845 Datasheet - Page 93

• Manufacturer Part Number: gl845
• Description: High Speed Usb 2.0 2-in-1 Scanner Controller With Adf
• Manufacturer: Genesys Logic

RAM.
45 Operation Mode Setting
Designers add pull down resistors on TSTSEL0~3 will indicate ASIC to work on normal mode.
ASIC mode select : CCD_CK3X
46 Support 8051 MCU and SPI interfaces for special application
GL845 supports external 8051 MCU for special application. GL845 receives any command and data from
8051 MCU which is as a host.
GL845 can be also as a SPI slave to receive any command and data from MCU which is as a SPI master.
©2000-2007 Genesys Logic Inc. - All rights reserved.
SPI Slave
GL845
GL845
GL845 High Speed USB2.0 2-in-1 Scanner Controller With ADF
CCD_RSX
CCD_CK2X
CCD_TGX
TSTSEL3
TSTSEL2
TSTSEL1
TSTSEL0
8051 BUS
SPI BUS
SPI Master
8051 MCU
MCU
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