About aaron1111

aaron1111 · 2019-10-24

Hi STM32 community,I'm trying to process a UART string and interrupt when the full string is received. I'm having trouble receiving anything at all. To check that my serial terminal (PuTTY) settings are correct, I have tried HAL_UART_Transmit_IT(...)...

aaron1111 · 2019-10-03

Hi all,(I am using a STM32L031) I'm trying to design a system that receives a UART string and uses this data to drive a WS2812 LED strip at different colors depending on the string. So far, I've done a lot of googling and found that a lot of people a...

aaron1111 · 2019-10-07

I've managed to fix the callback - It seems as though by default, even by writing TimHandle.hdma[TIM_DMA_ID_CC3]->XferCpltCallback = TransferComplete;the callback will be ignored or overwritten by the default weak pointer. The fix to this is to ...

aaron1111 · 2019-10-04

Hi JW,Thanks for the reply, I've read the reference manual chapters on DMA, to be honest I didn't read the chapters on TIM - I managed to get the PWM to stop by writing HAL_TIM_PWM_Stop_DMA(...) in my transfer complete IRQ. Internally, this function ...

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HAL_UART_Receive_IT enters error callback, and then never recovers from being busy

PWM/DMA interrupts when using HAL_TIM_PWM_Start_DMA(...)

Re: PWM/DMA interrupts when using HAL_TIM_PWM_Start_DMA(...)

Re: PWM/DMA interrupts when using HAL_TIM_PWM_Start_DMA(...)