LPC3250 - Has Anyone Used an 800x600 LCD at 24bpp Sucessfully?

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LPC3250 - Has Anyone Used an 800x600 LCD at 24bpp Sucessfully?

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by rcsison on Mon Mar 26 12:19:04 MST 2012
With our phyCORE-LPC3250 Rapid Development Kit, our display works for 24bpp when specifying the screen at 160x160 (as an experiment). When doing this a 160x160-pixel Windows desktop comes out fine and functions correctly, in the upper-left-hand corner of the 800x600 screen (the only area painted).

When I go for higher dimensions (namely, widths approaching 800 pixels), a few lines are painted, but then the system hangs up (like it crashed).

Has anyone out there been able to run an 800x600 LCD at 24bpp with an LPC3250 or other type of unit?

Thanks for your help!
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by rcsison on Tue Mar 27 11:45:38 MST 2012
Thanks for your reply to my post, drs. I am asking if anyone has succeeded in doing this, with their hardware. Running an 800x600 LCD at 24bpp with an LPC3250 or other unit similar (or not to it). I believe that I am fine programming the software to do so, but I wonder if there is a hardware data-handling limit.

I also wonder if we should go to a 16bpp display if we want to be able to do 800x600. Any thoughts out there?
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by drs on Mon Mar 26 21:07:43 MST 2012
On the emWin web page (http://www.lpcware.com/content/project/emwin-graphics-library) you will find an example that drives a 800x480 7" lcd display. The BSP is for an embedded artists LPC1788 board. However the LCD controller in that chip is the same one as is in the LPC1788 so there may be some useful code in there you can use as a reference.
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