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...


How to dump firmware from STM32F071

Hello, I am brand new to all of this flashing firmware and stuff, I'm trying to find a way to get the firmware from a shark AV751 I just took apart with an STM32F071 to possibly make a custom app and add mapping? I know I am jumping from step 1 to st...

The SPI RX data received is incorrect - STM32F411RE

Zoomed-in view of MISO:Expected output: 0x0 0x0 0x0 0x58We see the 0x58 being received on MOSI, but still not aligned with the clock. Probably, it is not being sampled correctly by STM32.And importantly, the CS is not triggered before generating cloc...

cchan3_0-1691720773687.png cchan3_1-1691720826885.png cchan3_2-1691720862509.png
cchan.3 by Associate II
  • 4 replies
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Resolved! DMA to DAC transfer in normal mode too slow

Hi,I'm using STM32G431RB on the NUCLEO-G431RB developement board.I want to generate a signal from an array each time an external trigger is received.The signal is sampled with the TIMER6 trigger, which is rised every 1us. (MCU clock is 170MHz, TIMER6...


Resolved! STM32F40X Triple regular simultaneous model only

Hi,I am trying to use 3 ADCs on STM32F407 with 'Triple regular simultaneous model only'. This option is avaliable in CubeMX configuration, but I can not get it working in the code. I would like to sample 3 channels using the 3 ADCs at the same time. ...

Stmotor by Associate
  • 1 replies
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VREFBUF Enable Problem

Hi,I am working on STM32G474CET mcu. I am trying to use VREFBUFF voltage for ADC channel referance voltage. My configuration looks like the following. When i run the code, it stuck in the HAL_SYSCFG_EnableVREFBUF function. Whenever i check the 'ticks...

gunccc by Associate II
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Resolved! STM32U545 permanent RTC wakeup call

Hello,I am new to this cpu and experimenting with RTC wakeup using 32kHz LSE. I am usingthis code for the wakeup: void HAL_RTCEx_WakeUpTimerEventCallback(RTC_HandleTypeDef *hrtc){SystemClock_Config();HAL_ResumeTick();...} // In while(1)HAL_RTCEx_SetW...

Fizzl92 by Associate
  • 2 replies
  • 1 kudos