STM32 MCUs Embedded software

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Resolved! What is preferred: goto or if else()

This is a question about programming style, preferences, efficiency, and risk.We are working on a state machine were multiple conditions are checked for a potential state transition. We are debating what is better, safer, more efficient, or simply mo...

Kmax18 by Senior II
  • 2622 Views
  • 21 replies
  • 20 kudos

Resolved! Does DP83848 PHY work with the stm32H7(43)

Hi All,I'm having a terrible (fun) time trying to get the DP83848 to work with the STM32H743 (RMII).No packets, no interrupts, nothing. - it's just dead to the world.I can get things working with the LAN7842 and I can get the DP83848 working with the...

MS.9 by Associate III
  • 622 Views
  • 2 replies
  • 1 kudos

Resolved! STM32G030 CHxN issue

Hello there. I am working on STM32G030 based FW. It appeared the TIM1x_CH1N doesn't work. I found out this part of code doesn't initialize negative channel(stm32g0xx_hal_tim.c). Moreover it may skip all channels configurations. It seems to be a hard...

MaxEE_0-1731076406357.png MaxEE_1-1731076681034.png
MaxEE by Associate II
  • 758 Views
  • 7 replies
  • 2 kudos

STM32F042 I2C Debug Problem

Hello,Today, I was receiving my eeprom data normally with my normally working I2C code, but when I entered debug mode, the uwtick increased on my processor, but it was not receiving my commands. The LED indicating that the code was running was not bl...

Ekran görüntüsü 2024-10-26 192800.png
Sergen by Associate III
  • 632 Views
  • 4 replies
  • 2 kudos

Resolved! H7 SystemInit contains line with no effect

I had debugging problems with a H7 target, and by stepping thru the boot process I found the following line in SystemInit(): /* * Disable the FMC bank1 (enabled after reset). * This, prevents CPU speculation access on this bank which blocks the...

JojoS by Associate III
  • 623 Views
  • 4 replies
  • 1 kudos

Resolved! IAP bootloader not working with FREERTOS application

I have build a IAP bootloader at 0x8000000 and test with a simple blink app at 0x8040000 which works fine but if I add FreeRTOS for the same blink app at 0x8040000 its not working. It jump to the blink application but it doesn't pass the SystemClock_...

S_1 by Associate III
  • 1903 Views
  • 8 replies
  • 2 kudos