STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...


TIM DMA not working on STM32F429ZIT

I'm struggling to get DMA working on a PWM Timer. I've read just about everything i can, but  it is not working.Running this code.. produces a PWM signal as expected on the output.  /* USER CODE BEGIN 2 */HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_2); How...

pwm_3.png SmartSelect_20231011_163256_Gallery.jpg pwm_tim.png TIMp1.png
Heidi by Associate II
  • 6 replies
  • 1 kudos

Semi Hosting to Putty

Hello, MCU:STM32H753XIH6TR Is it possible using an ST Link from a 20 pin JTAG connector to interface with an MCU to send and receive commands via UART to PUTTY/Real Term  perhaps another protocol? I need it to do through the st link to avoid any hard...

LMyle.1 by Associate III
  • 2 replies
  • 0 kudos

Resolved! Minimum setup for STM32H730VBT6 board

Hello.I am very new to ST electronics, though I've spent several years working with chips from another popular manufacturer.I would like to develop a board that prioritizes multiple high-speed gpio lines.I do NOT need:-sdcard, usb, external flash, et...

rbairos by Associate
  • 2 replies
  • 1 kudos

Interrupt on in B1? ON Bluepill STM32F103 without HAL

Hallo,does anybody have an Example(without HAL), how I can initialize an external Interrupt with STM32F103 Bluepill on PIN B1?At this moment I try with this[code]procedure Event(); iv IVT_INT_EXTI1; ics ICS_AUTO;beginGPIOC_ODR := not GPIOC_ODR; // To...

sven by Associate II
  • 0 replies
  • 0 kudos

Resolved! eStore coupon can't apply

Hi, I need help for estore coupon.  I got an email the redeem free board with exclusive code on ST estore.  After applying the code, A message "Your cart is not eligible for this promotion.  Ensure that you are logged in and items match promotion ter...

ctien1 by Associate
  • 1 replies
  • 0 kudos

STM32F407VG ADC DMA Interleaved Mode

Good morning to everyone,I am trying to obtain on STM32F407VG Discovery a sampling of a signal with interleaved mode. I am experiencing problems, mainly I see that it does not enter the routine commanded by the adc flag. Would anyone be able to help ...

davidec by Associate III
  • 4 replies
  • 1 kudos


I'm using an STM32H563 and the STM32CubMX for initialisation. I'm trying to use the USART in DMA mode and having trouble with the Tx DMA.I use:HAL_UARTEx_ReceiveToIdle_DMA(&huart10, (uint8_t *) uart10RxDMABuffer, UART10_RX_BUFFER_SIZE);for the receiv...

iguffick2 by Associate II
  • 8 replies
  • 3 kudos