STM32 MCUs Embedded software

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USB virtual COM port issue

I have an issue with the ST USB Virtual com port, on an STM32L152RC.When I plug the device into my PC, the COM port appears as it should, and the Windows Device Manager indicates it is working properly.I have a C# program on the PC which selects and ...

Seems like a bug in HAL DMA driver

I am transferring 307200 bytes (640x480 gray) from DCMI to AXI SRAM using DMA1. When I do single transfer mode to do snapshot captures the DMA driver state never changes back from BUSY to READY so I can't start another. I did 'fix' it with a hack in ...

BillR by Associate III
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