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[ts-7000] LCD Pin 14 Stuck On

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Subject: [ts-7000] LCD Pin 14 Stuck On
From: "wallynd1" <>
Date: Sat, 26 Nov 2011 03:53:50 -0000
Hello, 

Im trying to interface my ts7260 with a lumex S02402 (HD44780) LCD panel. 
Unfortunately, after boot LCD Pin 14 (EGPIO[7] on the EP9302) is always ON and 
i cant seem to be able to turn it Off...  

Notes: 
1. Kernel 2.6.21 (Custom compile)
 2. I am able to turn the LCD header power on/off by using the Power Management 
register. 
3. I am able to turn on/off all other pins on the LCD header by mapping 
/dev/mem and using the Port A DDR and Data registers.
4. Some register values
DeviceCnf
$ sudo ./peekpoke 32 0x80930080
0x69160D00
Power Management
$ sudo ./peekpoke 32 0x12000000
0xB0B0B0B
SysCfg
$ sudo ./peekpoke 32 0x8093009C
0x7400007F

Help!




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