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Resolved! STM32G4 dithering + DMAR + 16bit access

There is glitch when accessing timer registers using DMA- Halfword memory to halfword peripheral DMA transfer- DMA target is TIM15->DMAR, configured to write ARR register.- TIM15 dithering enabledUnder these conditions, bits from ARR[3:0] will end up...

ledvinap by Associate II
  • 885 Views
  • 6 replies
  • 2 kudos

Kit cables

Hello, got Nucleo F439 kit, amazed to see no cables in it.Wanted to check if the cable "USB Micro-B connector (CN1)" is same for "USB Micro-AB connector (CN13)" connected in reverse?Cause Im not able to identify cable "USB Micro-AB" to buy.

GauravK by Senior
  • 646 Views
  • 1 replies
  • 0 kudos

Resolved! stm32 CAN interrupt not triggering

Hello,I have waisted 2 days already on trying to figure out why interrupt is not being triggered when using CAN RX.I started new fresh project just to test the CAN and debug it so there is not much initialized here.So sending data via CAN works for m...

PPopo.1 by Senior
  • 2543 Views
  • 10 replies
  • 1 kudos

ADC issue : Resister value returns the address.

Hi. I'm using Keil5.ADC encountered an error in my program(from function HAL_ADC_PollForConversion), so I tried debugging and found the following problems. As shown above, the register value in CFGR1 returns the address.In a typical program(Operating...

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KenLee by Associate III
  • 253 Views
  • 0 replies
  • 0 kudos

HardFault_Handler after Reset handler during debug

Hi amazing community. I am developing a custom bootloader for stm32f429 .I have touched the linker file that i show here      ****************************************************************************** ** ** @file : LinkerScript.ld ** ** @a...

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SGasp.1 by Senior
  • 819 Views
  • 4 replies
  • 1 kudos

Generate a checksum

I need to generate a checksum of data from X address(FLASH) to Y address (FLASH). and write at last 4 bytes of FLASH memory in "xyz" section. When I say calculate checksum, I mean addition of all given data bytes from X address(FLASH) to Y address (F...

Jayant by Associate II
  • 447 Views
  • 1 replies
  • 0 kudos

Resolved! PDM microphone and filter options

I have compared my platforms using PDM microphones related to PDM to PCM and filtering:Platform 1:STM32H747 (Portenta H7), with SW PDM2PCM filter (and optional to add post-processing)Platform 2:STM32U5A5 with ADF filter (in MCU) or external PCMD3180 ...

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STM32 NUCLEO-H503RB MB1814A?

In a contest, which is sponsered by ST, I get the NUCLEO-H503RB MB1814A, which seems like a testing product without mass production. Is it possible to get its block diagram of hardware? Why I ask this is that I may face the problem like its HSE is no...

sallen by Associate
  • 307 Views
  • 1 replies
  • 1 kudos

ADC Error : only returns '0X01AF'

I'm using stm32c011f4u6 and keil5. and I'm using 2 ADC channels by Polling. Every time I read an ADC channel, it only return '0X01AF'. This is the same for both channels,even if I remove one channel and read it again with only one channel used, the s...

KenLee by Associate III
  • 999 Views
  • 7 replies
  • 0 kudos