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Resolved! LED LD2 on STM32h745ZI-Q Nucleo 144 board not working

Sorry this is a very simple question but somehow LED LD2 just won't work on STM32h745ZI-Q nucleo 144 boards. As per the manual "UM2408 STM32H7 Nucleo-144 boards", the LD2 is connected to PE1 (by the way, I tried PB7 as well as the older one may on th...

ADC channel 12 less accurate than the other ?

Hello,Since two year, I am experiencing an issue with the ADC_CHANNEL_12 (pin PC12) of my STM32F767. I suspect it's a hardware issue coming from the MCU. a stable offset is added (randomly change each time I reboot the STM)this read value (via DMA) i...

jean by • Senior
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  • 8 replies
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Can I find the end of memory in a bin file?

Hello,Currently, the generated binary file is 1 MB but with 96% of '0'.Obviously, it's quite long to transfer via CAN to update the firmware, mostly for 'nothing'.I can see that the 'end' of my code is: 1000 0000 0100 0000 4078 7d01 0000 0000Is it...

ABonn.1 by • Associate
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  • 4 replies
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Resolved! Timer initialisation to *not* set the ARPE bit ?

I would like to know what is the correct way to disable a timer’s ARR preload function using the HAL library ? And once that’s done, does the ARPE bit stay low for the whole runtime, or does it have to be cleared again regularly or after specific eve...

pr by • Associate III
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  • 4 replies
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Resolved! Differential signal test via boundary scan test

I want to test differential signal on STM32F407VG discovery board using boundary scan testing. I know that this soc supports boundary scan testing but is it possible to test/measure differential signal also via same way?

Rsrma.1 by • Associate III
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  • 9 replies
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How to use SPI + DMA with software CS?

Hi All, I am trying to use SPI+DMA in stm32f401 nucleo 64. SPI + DMA is working successfully on both transmit and receive data. I configured spi + dma in software cs since I have multiple slaves, but that means I have to pull the gpio up and down for...

jb by • Associate II
  • 1951 Views
  • 5 replies
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UART NOT Transmit if there is a delay in while loop

Hi, I generated the code through CUBEMAX, using USART3 with DMA and trying to send couple of bytes by call HAL_UART_Transmit_DMA in main while(1) loop. If I add the delay after a transmission even a 1ms it stop transmitting but if I remove the delay ...

ARehm by • Associate III
  • 544 Views
  • 2 replies
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