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Hi, I have some questions about AN75779.
In this project,I open /*DEBUG_PRINT_FRAME_COUNT*/ like
and the debug show
.
and I can see the video by VirtualDub .
But after normal operation for some time,the debug show:
UVC: Completed 1289 frames and 0 buffers
UVC: Completed 1318 frames and 37 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Started
UVC: Completed 0 frames and 0 buffers
DMA Reset Event: Commit buffer failure
Application Stopped
Application Stopped after 40 Commit buffer failures
UVC: Completed 0 frames and 0 buffers
UVC: Completed 0 frames and 0 buffers
UVC: Completed 0 frames and 0 buffers
UVC: Completed 0 frames and 0 buffers
UVC: Completed 0 frames and 0 buffers
UVC: Completed 0 frames and 0 buffers
UVC: Completed 0 frames and 0 buffers
And no video display ......What causes this phenomenon? How can I solve this problem.
Solved! Go to Solution.
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Set the CY_FX_UVC_STREAM_BUF_SIZE = 36K and CY_FX_UVC_STREAM_BUF_COUNT = 3.
Also modify the ADDR_COUNT_LIMITER and DATA_COUNT_LIMITER to (((36K-16) /2) -1 )
Then modify No. of bytes device can rx in single payload in probe control structure to 0x9000 as follows:
"0x00, 0x90, 0x00, 0x00, /* No. of bytes device can rx in single payload = 36 KB */"