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DLP4500 sequence trigger corrupted pattern

Other Parts Discussed in Thread: DLPC350

Hello,
I have triggered cameras and projector but sometimes projector display corrupted pattern and send trigger for it.

For example correct pattern displayed & triggered:

And corrupted patterns:

1.: 

2. 

3. 

4. 

The corruped patterns are in begin, middle or end of sequence, it happens more often on low PatternExposure (8.33ms) but also on higger (33ms). I cant reproduce it every time.

Example corrupted sequence 0 - ok pattern, 1 - nok:

( 0, 0, 0, 1, 1, 1, 0 ,0, 0) or ( 0, 0, 0, 1, 1, 1, 1 ,1, 1).

How can I prevent those situations? How to fix it?