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Resolved! Running STM32L0538-DISCO sample project

Hello. I have recently purchased STM32L0538-DISCO board and I want to play a bit with the E-paper display. After struggling for a couple of hours trying to find some sample code or projects to run on STM32CubeIDE, I have found somewhat relevant threa...

LPetr1_0-1704273030053.png LPetr1_0-1704274883646.png LPetr1_0-1704275435893.png
LPetr.1 by Senior
  • 16 replies
  • 1 kudos

Resolved! Turning ON LED on Nucle-G474RE not working when not using HAL

Hi.I am learning how to turn on LED2 of a NUCLEO-G474RE board by using registers (without HAL).I have created a small project which contains:    // This first block works and updates the registers // Start GPIOA Clock (*(uint32_t*)0x4002104C) &= ~(1 ...

RPG by Senior
  • 9 replies
  • 2 kudos

Resolved! STOP mode in STM32F103

I'm looking for the low power function of the STM32F103TB. I have some questions about this function:1. I read the code of the AN2629, there has no interrupt routine code. So when we use the RTC alarm and the PA0 (wake-up pin) to wake up the MCU, whe...

HF.Wang by Associate II
  • 1 replies
  • 0 kudos

Resolved! F411 Nucleo Board ADC Issues

I tried to use ADC in F411 to read two ADC inputs.My hardware is a F411-Nucleo board; my IDE is CubeIDE.The followings are my ADC settings in IDE:                                 I use 2 channels in ADC1 (IN1, IN4)I also use DMA to obtain ADC results...

Setting_1.PNG Setting_2.PNG Setting_3.PNG
HDaji.1 by Senior
  • 3 replies
  • 0 kudos

Resolved! enter/exit STOP mode with one GPIO pin

Hello everybody,I want to use the STM32F042G6U6 MCU with one button on PA6 pin if I press the button it should toggle between STOP mode and run. Is this possible at all?How can I do this? I was able to enter STOP mode or exit from it but I cant toggl...

DMA to BSRR Transfer - single signal error

Hello! I am using the STM32F446RE Nucleo Board and succeeded in sending a signal chain via DMA to the GPIO Bank B, i.e. the BSRR register.  The DMA trigger works very fine. However, one of the 8 signals is missing/not generated/skipped... This is whe...

Resolved! STM32F4 - Timer - Max Frequency External Clock Source ETR

Hi,We have a custom firmware running in an STM32F427, and I'd like to find out what the highest frequency supported on a timer with an external clock source using ETR function.Based on AN4776, I can use a prescaler function (ETR) to read clock freque...

RNJ by Associate II
  • 8 replies
  • 6 kudos