Q&A: Efficient Initialization Data for LTA057A344F

Q&A: Efficient Initialization Data for LTA057A344F

6 years 4 months ago
#77
(This message was transferred over from our old forum)
Posted August 14, 2015
By Todd DeBoer
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On 9/20/10 wiggerl asked, “I’m trying to initialize a Toshiba LTA057A344F Display on a NXP ARM-57TS-LPC2478 (DK-57TS-LPC2478) Evaluationboard with Keil 3.40 Compiler. The Color Mode is 16 bpp, direct 5:5:5 RGB, with 1 bpp not normally used. Has anyone efficient Initialization data for me? Do you think the UEZ Code for the LTA057A347F works with the LTA057A344 display?”
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(Follow up post)

Answered:

The µEZ code has LCD configuration parameters in UEZ_SRC\Source\Devices\LCD\Toshiba\LTA057A347F\lcdDriver.c which is fed to the LCD controller code in UEZ_SRC\Source\Processor\NXP\LPC2478\LPC2478_LCDController.c, if that helps. Looking at the datasheets ( www.pdfsea.com/down/down.php?downid=38271&id=0 and www.pdfsea.com/down/down.php?downid=38269&id=0 ) it would appear they are very close, but not the same. You will have to tweak the values, but using the LTA0567A347F values on a LTA057A344F should result in an image, just maybe an image that jitters. It looks like the horizontal period will be the key value that needs to be changed.

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