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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! STM32H7 GPIO TOGLE MAX FREQUENCY

Posted on May 07, 2018 at 14:08With STM32F765 and MDK-ARM compiler ( O3 and compile for SPEED I was able to achieve 108Mhz on output pin, performing while loop ( just main() and all interrupt disabled ) .Now with STM32H743 with same compiler and sam...

I2C slave with no clock stretch

Posted on October 23, 2017 at 12:33Hello,I've tried the I2C_TwoBoard_RestartComIT example in the STM32Cube_FW_L4_V1.9.0. It works fine.If I disable the clock stretching feature, the slave can still receive messages, but it doesn't transmit back. It ...

TIMPRE HCLK multiplier in F413

Posted on May 17, 2018 at 11:08In RM0430 rev 7 section 6.2 it is stated that when TIMPRE is set and APB prescaler is 1 or 2 then the timer clock is HCLK.And when APB prescaler is > 2 then the timer clocks are HCLK * 4.This is different to the F446 w...

Bootloader unavalability due to Pin HW state

Posted on May 17, 2018 at 14:17Hello!currently looking into bootloader modes and working with the STM32F7.while going over the AN2606 document (STM32 microcontroller system memory boot mode)i noticed an issue - 'Bootloader unavailability on STM32F10...

yuri CH by Senior
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Timer Compare Output - How to rearm timer

Posted on May 16, 2018 at 10:08Board/Processor : STM32L476RG-NucleoExample code from: STM32Cube_FW_L4_V1.10.0ARM IAR compiler V8.I can successfully build and run the TIM_OCActive / TIM_OCInactive examples on the above board, they produce the require...

Rob Peck by Associate
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STM32F746 Discovery VBAT

Posted on April 26, 2017 at 19:03Why the big featured STM32F746 Discovery Lacks in External VBAT pins This makes the board completely unusable for backup test and RTC time keep upThe designer had concentrated only on big features like LCD, SDRAM, FL...

I think that I have found problem in HAL

Posted on May 14, 2018 at 14:02 Dear Sirs/Madams, I am developing firmware for our device with your STM32F745 microcontroller. I use STM32F7 HAL. I also use STM32CubeMX (v.4.0) with STM32Cube MCU Package for STM32F7 Series (v.1.0). I use EWAR...