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ccox · 2015-03-10

Posted on March 10, 2015 at 19:09The definition of the osMailQDef macro is incorrect in cmsis_os.h; it is missing a semicolon. Here is the original version: #if defined (osObjectsExternal) // object is external #define osMailQDef(name, queue_sz, ty...

ccox · 2015-03-13

Posted on March 13, 2015 at 19:23You will also need to create a Memory1 transfer complete callback function (e.g. HAL_SPI_TxM1CpltCallback()) and set the XferM1CpltCallback pointer to point to it.

ccox · 2015-03-10

Posted on March 10, 2015 at 16:05For the benefit of others, it appears that Stavros' second idea is correct. In order to get double-buffering to work for an SPI port, I had to create a modified version of HAL_SPI_Transmit_DMA() that calls HAL_DMAEx_...

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osMailQDef error in cmsis_os.h

Re: DMA double buffer with STM32CubeMX

Re: DMA double buffer with STM32CubeMX