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! Inverting PWM signal

Posted on January 23, 2018 at 21:51Is there a quick and clever way of inverting a PWM signal in software (I am using timer 2 of the Discovery Kit board/STM32L100)? Was looking for the complementary feature but I don't want a pair of PWMs, just the i...

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e d by Associate II
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STM32F072 Nucleo STDIO

Posted on January 24, 2018 at 14:31Started with a STM32F072 Nucleo with Keil MDK using ST-Link of Evaluation board. Managed to do printf()/putchar() output to µVision Serial Debug (printf) Viewer via EventRecorder (DAP).But: How to get input (do no...

JuM by Senior
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STM32F4xx and eMMC

Posted on October 12, 2016 at 13:03Hi,    is there some code available to use an eMMC (not MMC) chip on STM32F4xx?I tried  some code snippet I found googling but I haven't succeeded.Thank you. #stm32-emmc

raffin by Associate III
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  • 2 replies
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STM32F446RE synchronize wireless

Posted on January 23, 2018 at 12:54There are 2 Nucleo STM32F446RE. Let the first one be A and the second one be B.Is it possible to do this wirelessly if you start Nucleo B program as soon as you press Nucleo A button?The development environment is ...

'core held in reset' issue

Posted on January 24, 2018 at 09:58Hi I'm using the STM32F745VE on a Product.I have been using a nucleo board (with ST link utility) to program the product via SWD connector (3V3 provided separately) which has been fine so far.I am now at our suppli...

Resolved! Configuring DMA for SAI

Posted on January 23, 2018 at 17:40Hi,I'm trying to transfer data to SAI's fifo via DMA (memory-to-peripheral). I'm following reference manual's instructions for setting up DMA for SAI.As soon as I enable the DMA channel FEIF4 (FIFO overrun/underrun...

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Problem getting proper current on powerSTEP eval boards

Posted on January 24, 2018 at 09:11Hi,  I am using NUCLEO-IHM03A1 eval boards on top of a Nucleo STM32F4IiREI to drive a NEMA23 stepper motor.The motors are stalling at relatively low speeds with no additional load. I don't seem to be getting the re...

estie by Associate II
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Injected ADC channels only return 1 value

Posted on January 24, 2018 at 09:44I'm using an STM32F401RET with code generated in the cube(v4.23) with F4 library(v1.18).The ADC is set up to sample one channel under a trigger from a timer with the values going to DMA. When 256 samples have been ...

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