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...

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Resolved! Uart receiver pb

 i have established communication with a BLDC (Brushless DC) controller. Initially, i send a message to the controller using the function void sendParameter(uint8_t parameter). Following this transmission, the BLDC controller is expected to respond w...

kkhli.1 by Associate III
  • 4807 Views
  • 26 replies
  • 11 kudos

Resolved! NUCLEO-144 H723ZG "Can not connect to the target!"

Hi there,I received a new out of the box NUCLEO-144 H723ZG board which I can not connect, but getting the "Can not connect to the target!" message (see below)What I've done so far:- checked the Jumper as described in user manual UM2407 section 5 >> a...

PGrif.2 by Associate III
  • 1357 Views
  • 7 replies
  • 2 kudos

Resolved! Where are the schematics for NUCLEO-H743ZI2

Hello,I have here two Nucleos with an H743 on it. If it is rev Y, it is the "old" 144pin Nucleo board with the break-off ST-link board on top. For this there is a schematics in appendix A of the user manual. But if it is rev V, it is NUCLEO-H743ZI2 ,...

stm32 dma request synchronization settings

Hi,I have an external SPI 8 channel ADC which is connected to the STM32,one of timers would generate a 32KHz 50% pwm signal which is connected to the ADC convert pin, the ADC has a busy pin which is connected to the EXTI0 of the MCU.The plan is to us...

Screenshot 2024-01-14 165113.png Screenshot 2024-01-14 165135.png Screenshot 2024-01-14 165144.png Screenshot 2024-01-14 165120.png

Resolved! STM32H743 - ADC wrong sampling rate

Hi STM32-Community, I'm using an STM32H743 with ADC3 in circular DMA mode. ADC has a clockfrequency of 48 MHz. I'm using 8 channels within this ADC3 and also configured the DMA with said channels each with a sampling time of 64.5 cyles. I'm using an ...

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NW.2 by Associate II
  • 1260 Views
  • 4 replies
  • 1 kudos

Unwanted flash erase issue

Hi, I am using STM32L072CZT6 for my project. The device operates in two stages: It wakes up at scheduled intervals, save the number of interrupts received to flash , and returns to standby mode. During standby, interrupts wake the device, the count i...