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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I2C read from device with STM32F767

Posted on March 01, 2018 at 07:56Heelo friends.I have STM32F767. And need to read from I2C device. I2C device has address 0x4C. Speed is set to 100kHz.This is my INIT I2C peripheral:uint8_t I2C1_Init(void){    // declare and initialize pins to be us...

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Resolved! STM32H7 data sheet inconsistancy: Table 85, THD

Posted on March 01, 2018 at 11:09Hello,The second and fourth lower lines in Table 85 both state THD , single ended with BOOST=1, however with different resulting values. Probably the second lowerst line should be THD, Differential, BOOST=1.Bye

STM32H7 problem entering DFU

Posted on February 28, 2018 at 15:43Hi everyone!Ii am working on the nucleo-h743ZI board with the stm32H743 microcontroller.Currently, i am trying to enter into DFU mode by shorting the boot0 pin to Vdd ( I've made sure the boot address is correct)....

yuri CH by Senior
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VCP for STM32F3

Posted on February 21, 2018 at 14:09 I'm trying to implement Virtual Com Port on STM32F3. I use IAR. I've included all files from a demo project. However I have numerous errors while compiling the project. Struggling for hours I came to this...

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STM32 SDADC phase delay ?

Posted on February 28, 2018 at 09:14Hello everybodyDoes anyone have experience with the SDADC of the STM32F373?I have the following question:Theoretically, my phase delay would have to be at aSampling frequency of 50kHz and output to the 12bit DAC b...

roger by Associate II
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STM32L4 PWM Phase Delay

Posted on February 19, 2018 at 19:02 Hello: Using the Nucleo STM32L476RG demo board. On an STM32F4xx, using CMSIS, I am able to create 2 PWM pulses that have the same period. However, the 2nd pulse is delayed by: TIM4->CNT = TIM3->CNT + (timerP...

what's address of VREFINT_CAL in STM32F103?

Posted on March 01, 2018 at 02:15I can not find it in datasheet in 'Embedded reference voltage' section.I also try use STM32F0/STM32F405/STM32L486 address. all these address are wrong.#vrefint_cal #stm32f1 #internal-reference-voltage-calibration-val...

wenjin by Associate II
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An interrupt question of STM32F103RCTx

Posted on March 01, 2018 at 01:52Hello predecessors,I would like to ask a question about external interrupt.I tried to use STM32F103RCTx to develop a Galileo Signal Generator.Development environment is STM32CubeMX + Keil uVision5.TIM2 produces 6M Su...

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