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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HSI I2C Accuracy

I am trying to use the 16 MHz HSI as the clock source for I2C. When I set up the I2C_TIMINGR bits for 100kbps I2C, everything works fine. When I try to set up for 400kbps, it still works, but the timing is not 400kbps. Does the accuracy of the HSI de...

tomm5771 by Associate II
  • 412 Views
  • 11 replies
  • 5 kudos

HardFault with USB CDC ??

Posted on July 21, 2016 at 20:32 Hi. When I send data out via USB, the program goes to HardFault. I found out that this happens when the function below is executed: USBD_StatusTypeDef USBD_LL_SOF(USBD_HandleTypeDef *pdev) { if(...

matic by Associate III
  • 389 Views
  • 6 replies
  • 1 kudos

Problem getting started with STM32H747I-DISCO

I recently bought a brand new STM32H747I-DISCO board from mouser. Read up user manual and tried to use it for the first time. When I connect it to PC with USB cable, LD10 lights up red. Then LD8 lights up green and LD10 starts blinking red. STM32Cube...

rakib2023 by Associate III
  • 750 Views
  • 7 replies
  • 0 kudos

Resolved! STM32U5A5 vs. STM32U575 - as USB PA11, PA12

I am confused:I have a PCB designed for STMU575 and I am using USB FS - works.USB DM and DP are pins PA11 and PA12.On U575:- all fine as USB FS, available via AF10 (PA11 = OTG_FS_DM, OTG_FS_DM) - worksI have checked the packages and pin assignments a...

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tjaekel by Lead
  • 827 Views
  • 10 replies
  • 1 kudos

GNU Tools For STM32 pre-compiled toolchain

Can someone  kindly provide instructions on  how to generate the tool chain here:https://github.com/STMicroelectronics/gnu-tools-for-stm32/tree/11.3.rel1I can't get it to workAlternatively can I get the precompiled toolchain for 11.3 rel. 1? ThanksTi...

STM32H750VBT6 DCMI USART

With DCMI (with DMA) and USART only 1.5FPS, why is the frame rate really low? The output is set to QVGA and formatted as JPEG.  

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Shiina by Associate III
  • 222 Views
  • 8 replies
  • 0 kudos
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