DM3730 Hsync/Vsync In the rising phase is not synchronized

Min Jiang

Other Parts Discussed in Thread: DM3730

HI All:

I make the DM3730, and found HSYNC VSYNC DSS debugging rising phase is not in sync,I also saw no relevant registers DSS register can be set,somebody help me,thank you...

same problem:

http://e2e.ti.com/support/dsp/omap_applications_processors/f/447/p/31366/112548.aspx#112548

over 14 years ago

0 Min Jiang over 14 years ago

Prodigy 90 points

please help me!!

0 Vishveshwar Bhat over 14 years ago in reply to Min Jiang

TI__Genius 10210 points

Not sure if this is what you are looking for..

http://processors.wiki.ti.com/index.php/TI-Android-GingerBread-2.3.4-DevKit-2.1_PortingGuides#Modification_in_Board_File_and_LCD_driver

This may provide you with some pointers.

0 Min Jiang over 14 years ago in reply to Vishveshwar Bhat

Prodigy 90 points

No, I have ruled out a hardware problem here, the feeling is OMAP DSS BUG

0 Min Jiang over 14 years ago in reply to Min Jiang

Prodigy 90 points

omap4 also have this problem, I tested with an oscilloscope

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DM3730 Hsync/Vsync In the rising phase is not synchronized