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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Custom PCB detection

I designed a PCB using STM32L476RG and MPU6050. I used USB interface in the board. When I am connecting the board to my laptop the board is getting the power but laptop is unable to detect the board. Should I install any drivers in my laptop to make ...

Tracing Source of Double Precision Libs

I'm building an application for an STM32G0 and noticed that quite a bit of double precision libs such as _strtod_l, __aeabi_dsub, __aeabi_dadd, etc are shown in the linker file. As far as I know, there is no double math being done but obviously somet...

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Konami by Senior
  • 1102 Views
  • 9 replies
  • 3 kudos

Resolved! STM32G070 ADC DMA - Invalid value in array.

Hi.I am using STM32G070RB.I need to sequentially receive values from 5 channels using ADC DMA.If normal circumstances, the ADC data of PA0 should be stored in Array[0] and the ADC data of PA1 should be stored in Array[1].However, currently experienci...

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Todg by Associate II
  • 793 Views
  • 4 replies
  • 0 kudos

Resolved! How to use ST32MC0 for I2C communication over 2050 bytes?

I am using STM32C031C6 for I2C verification.I tried to communicate 2050 bytes of data using the HAL driver.However, it did not receive the correct data.To be precise, the data at 512,1024,1344,1346,1538,18561 and 1858 bytes were different.The setting...

kkazu by Associate II
  • 768 Views
  • 4 replies
  • 1 kudos

Resolved! [STM32L431] BORRSTF always SET after powering up

Hello,I want to read the BORRSTF value to detect the previous reset situation during the start process. but BORRSTF always reports '1'.BORRSTF can be clear with RMVF, but there is a problem that makes it impossible to tell whether it is an initial st...

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stm32h7 fmc lcd 8 bit setup

I've been trying to run the fmc and lcd over an 8-bit data line for a few days. Yesterday I managed to read the ids of the lcd correctly, but because I messed up the timing settings of the fmc (timing settings were working randomly), I can't get any ...

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