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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STM32F4 Discovery: MQTT protocol Embedded program?

Posted on July 10, 2016 at 20:17Dear friends, I am having a STM32F4 discovery board and I am trying my best to complete my home automation project. I want to send my sensors' data to a web server (particularly adafruit.io) as well as control relays ...

41300895 by Associate
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Works only after restart.

Posted on July 10, 2016 at 05:05Hi, I am new here so bare with me. When I start the device it wont run. And then when I hit the restart button it works. It also works perfectly in debugg. So I have no idea why this is happening. It is a self made PC...

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Sample Rate Distortion/Aliasing on ADCs

Posted on July 09, 2016 at 00:17Hi, I am doing some audio programming on the STM32F4 and I am noticing that there is some distortion/aliasing happening around the sample rate. I was writing a program that reads the incoming audio into a delay buffer...

epalaima by Associate II
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DMA Configuration for Multiple ADC Channels STM32F4

Posted on July 07, 2016 at 22:37Hi, I was wondering how I would go about configuring direct memory access for multiple channels of an ADC on the STM32F4. I have each individual ADC configured for DMA access currently but only with one channel each. ...

epalaima by Associate II
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STM32 Infrared receiver / transmitter

Posted on July 06, 2016 at 23:15I am looking to implement IR into a project and I'm wondering if anyone has any examples I could work from. I would prefer the IR receiver / transmitter be small and surface moutable, not through hole.Essentially I wo...

STM32 Nucleo F411RE

Posted on July 07, 2016 at 14:19Hello Experts, I have bought 2 Nucleo F411RE boards and planning to connect them using I2C protocol. I want to run timer on slave and every 1 minute the slave sends some hex number. I want to display the hex code by c...

Interrupt conflict on PB11 PC11 pins

Posted on July 08, 2016 at 15:14Hi,I'm working on stm32f410RB Nucleo board and I have to set interrupt on pins PB11 and PC11 but on CubeMX project setting one pin exclude the other one interrupt, why?I have to configure it manually or is an hardware...

redcrow by Associate
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STM32L152D ADC with DMA not working

Posted on July 08, 2016 at 11:49 Hello everyone, I am implementing some code forSTM32L152D-Eval Board using CubeMX; I set up one ADC channel (on pin PF10) with DMA transfer, but I don't get any data after starting the DMA: HAL_ADC_...

anio1491 by Associate II
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Stm32f4 beginner qustions

Posted on July 05, 2016 at 07:54Hi, I am new to stm32f4 and just started picking up some basic skills on it. Hope you guys help me answer my doubts even though the questions I ask are very basic but it will really help me out. 1. Why do we need a ti...

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