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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Connect battery to BL475E-IOT01A Discovery Kit

Hello,I want to supply my St Iot discovery kit board with a battery supply, I have changed the header pin to 5V_VBAT. As i am connecting my battery to the Vin and gnd pins the red LED keeps blinking and LD5 is off. Kindly give some suggestions how sh...

Arhum_29 by Associate II
  • 236 Views
  • 1 replies
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Resolved! STM32U5 SAI interface to 6 PDM microphones

Hi,I am considering STM32U5 to interface up to 6 PDM microphones. I see that  with some STM32U5 version 2 SAIs interface are available. How many PDM microphone can I interface in this case? I found some specific documentation related to G4 (up to 6 m...

Gerva by Associate II
  • 397 Views
  • 2 replies
  • 2 kudos

Resolved! Again Microsecond timer on STM32C011F6U6

Hi,I tried to reach 1us delay. To do that I use a timer on 1MHz and try to reach more or less precision delay. void delayMicro(uint16_t delayMc) { __HAL_TIM_SET_COUNTER(&htim16,0); // set the counter value a 0 while (__HAL_TIM_GET_COUNTER(&h...

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Resolved! First steps with STM32F446 and SPDIF

Hi,I just got a Nucleo 64 with an STM32F466 and want to start developing some own softwareinitialise the MCU for with the maximum clock possibleread 96 kHz stereo SPDIF frames from one of the inputs (polling would be fine)analyse the received data (j...

HMüll.4 by Associate III
  • 554 Views
  • 5 replies
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Resolved! FDCAN not working on Nucleo U545 boards?

I've tried both Zephyr RTOS and an STM32CubeIDE HAL project, and cannot get the FDCAN interface to work.After performing requisite initialization steps, I add a packet to the TX FIFO. No error is returned, but no packet is transmitted. I can repeat t...

robzeno by Associate II
  • 1297 Views
  • 8 replies
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Resolved! Programming stm32f4 with openOCD @2.5V

Hi,some flash operation depends on the MCU supply voltage (see picture).I would like to program an STM32F401 with openOCD, where the MCU is supplied with 2.5V.Is the possible?If yes, - Can I use the stm32f4x.cfg or are there modifications needed?- Sh...

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T B by Associate II
  • 391 Views
  • 1 replies
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Resolved! STM32 NUCLEO and Simulink

Hi , I am trying to build a simple program for blinking leds in Simulink using STM32 NUCLEO F746ZG. When I push on "Build", Simulink gives me this error. Does anyone know how to fix it? Thank you in advance

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Windows not recognizing STM32F103RBT6 in DFU mode

Hello there!I have a custom board to control a motor, which I have tested so far using SWD, but now I need it to use the USB DFU to upload new code. As far as I get it, to make the DFU work, I have to put some code in the microcontroller. Following s...

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FelipeLw by Associate
  • 1180 Views
  • 6 replies
  • 3 kudos
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