STM32 MCUs Products

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Forum Posts

Set PLL as the system clock for STM32F401RE board

Here i am trying to set PLL as the system clock using HSI of 16MHz for STM32F401RE development board, but the moment i enable the "SET PLL as system clock" bit, the system gets reset. What can be the reason for this. I am trying to achieve 70 MHz of ...

DJ1 by Associate III
  • 2943 Views
  • 12 replies
  • 1 kudos

Resolved! STM32L433 STOP2 current draw higher than expected

We are working on a project which requires us to put our STM32L433 MCU's into a low power mode with memory retention(STOP2 mode). When measuring the IDD current draw on our NUCLEO-L433RC-P  in STOP2 mode, we found that at 1.8V VDD the current consump...

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Andre_k by Associate III
  • 2024 Views
  • 5 replies
  • 2 kudos

eMMC stop and restart

hi all,we have an application that requires powering an eMMC down and then back up while the MCU keeps running. BackgroundWe're successfully using the eMMC connected to the SDMMC1 peripheral running on a 25MHz 8-bit bus, with ClockPowerSave ENABLED. ...

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DShar.17 by Associate II
  • 1749 Views
  • 3 replies
  • 0 kudos

How can I get started with the TouchGFX platform?

I want to use the TouchGFX framework in my projects, but I have no idea where to start. I'd like to know where I can find the necessary information, from selecting the screen controller to programming. I hope you can help me with this. Thank you

WPazH by Associate II
  • 1327 Views
  • 1 replies
  • 0 kudos

STM32 L0 Flash Writing issues.

Hi ST Community,I have inherited a product that runs on a stm32L051k8 mcu, and I am having difficulty with using the onboard flash memory. On boot, the product checks a certain location in flash to see if there are some configuration settings stored ...

MCocke.1 by Associate
  • 1453 Views
  • 2 replies
  • 1 kudos

Resolved! [STM32F103] Send CAN message in CAN receive callback interrupt

Hello there,I am working with CAN on STM32F103. I want my MCU to send a message right when it receives a message so I put HAL_CAN_AddTxMessage function in HAL_CAN_RxFifo0MsgPendingCallback. I tried it with STM32F4 like this and it worked fine.void HA...

QTLe by Associate
  • 2159 Views
  • 3 replies
  • 1 kudos

Problem with SPI on bluepill module

SOLVED: was a problem with NSS pin, the code is GPIOA but NSS is GPIOB... thought I corrected it Hello, I am trying to read register on a RFM69HW transceiver, it uses SPI.I have used this module extensively. Works perfectly on arduinos, esp, and othe...

LLope.31 by Associate III
  • 1784 Views
  • 2 replies
  • 1 kudos