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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Resolved! 4 cahannel PWM making (2 ch + complimentory )

Hai ,am trying to make a pwm signal to drive an H bridge driver  ,My board is Nucleo-F070RBI am using the following function HAL_TIM_PWM_Start_IT(&htim1, TIM_CHANNEL_1);HAL_TIMEx_PWMN_Start_IT(&htim1, TIM_CHANNEL_1);HAL_TIM_PWM_Start_IT(&htim1, TIM_C...

Where can I find the STM32 Nucleo Firmware?

I am evaluating the STM32F466RE processor. As part of that effort, I got a NUCLEO-F446RE evaluation board and downloaded the “UM1727: Getting started with STM32 Nucleo board software development tools�? document. Step 3 under the System Requirements ...

AJone by Associate II
  • 1486 Views
  • 2 replies
  • 4 kudos

What to do with unused IO's

Here in the below image from the Cube MX it suggests that, SET all the free pins as analog (to optimize the power consumption). How does it help. Also is it applicable to all the controller families?  

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DJ1 by Associate III
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  • 3 replies
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Resolved! QSPI dual flash - addressing

I'm porting a QSPI bootloader over from a design that 1 flash chip to 2 flash chips in parallel (10 bit mode, common CS).  I am not sure how the addressing works now that there are 2 chips in parallel.  I feel like the only thing STM32 says on the ma...

da66en by Associate II
  • 1180 Views
  • 5 replies
  • 2 kudos

How do I get the frequency of a timer in STM32F769I?

Posted on January 19, 2018 at 13:38I am working with the STM32F7691I-EVAL board and I would like to determine the frequency of any given timer:GET_TIMER_FREQ(TIMx)The macro/function should be able to determine the frequency regardless of which clock...

Resolved! Problems with ST-LINK/V2

Hi,I recently bought a ST-LINK/V2 dongle and it didn't work. I checked the insides of it to see that the microcontroller inside wasn't an ST one, but a Geehy clone microcontroller. I bought another, which was not a dongle, it was the larger white ver...

JS8 by Senior
  • 2723 Views
  • 7 replies
  • 1 kudos

Resolved! Interface with external ADC via SPI at 1MS/s

Hi all,I am using the NUCLEO-F446RE with the STM32F446RE. I am trying to interface with an external dual sampling differential ADC: ADS9224R.ADC Timing DiagramThe ADC can provide samples at up to 3M/s. I would be happy to achieve ~0.8M/s sampling.I h...

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CPurc.1 by Associate II
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  • 27 replies
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STM32L083 UART receives only one byte

Hi,I am trying to receive data (on STM32L083) via USART1, the way I was used to doing it on STM32L071. Specifically, I used a circular buffer that was continuously written to by DMA - RX. Now, I've ported the code to this L083 and it seems that nothi...

JR2963 by Senior
  • 675 Views
  • 8 replies
  • 2 kudos
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