About Spencer_0

Spencer_0 · 2021-05-08

The field DMA_Handle of the local data pointer phdcmi, which points to a global struct variable hDcmiEval, is not initialized in the function BSP_CAMERA_Init (from the file STM32Cube_FW_F4_V1.25.0/Drivers/BSP/STM32469I_EVAL/stm32469i_eval_camera.c).u...

Spencer_0 · 2021-05-21

Thanks for your help @Imen DAHMEN 

Spencer_0 · 2021-05-21

Hello @Walid ZRELLI , thanks for your reply.I use the gdb to debug the application, and I find that the application doesn't use the DCMI_DOUBLE_BUFFER mode in my case.The execution trace is here:#0 HAL_DCMI_Start_DMA (hdcmi=0x200020e4 <hDcmiEval>, ...

Spencer_0 · 2021-05-09

The Camera_to_USBDisk application I use is in STM32F469I-EVAL, which belongs to STM32Cube_FW_F4_V1.25.0.Does anybody can fix this bug?

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Camera initialization bug: use uninitialized field DMA_Handle of hDcmiEval in application Camera_To_USBDisk

Re: Camera initialization bug: use uninitialized field DMA_Handle of hDcmiEval in application Camera_To_USBDisk

Re: Camera initialization bug: use uninitialized field DMA_Handle of hDcmiEval in application Camera_To_USBDisk

Re: Camera initialization bug: use uninitialized field DMA_Handle of hDcmiEval in application Camera_To_USBDisk