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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Preferred method for determing hardware at runtime?

Posted on January 21, 2017 at 04:50You want us to use the HAL, ok fine.  We use the HAL. But we still often times need to know what hardware we are running on. What is the factory approved method for determining which board/chip is running?Where is ...

stm32 can1 cannot receive 22 frame messages totally

Posted on January 23, 2017 at 09:29Hi guys:There are 1 master and 22 slaves,both cpu are stm32,The 22 salves address are 1.2……22,The address number are included in the can Extend ID.The master has 2 cans, can1 and can2.When the master sent the query...

BeMercy by Associate II
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ADC I2C Problem

Posted on January 18, 2017 at 03:16HelloI have project MP3 using STM32F030C8.MP3 decoder using I2C interface and user key using ADC. So, beginning of my prototype use STM32L0 series, it already done and no problem at all. After that I change to STM3...

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dree86 by Associate II
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How to Reset the DMA receiving buffer

Posted on January 23, 2017 at 00:31 I am not dealing with continuous streaming of data, I just send a command to the connected device and wait a reply on the UART using DMA. Now using DMA I can only start seeing data after a while, say 1sec!!. I ...

Raider E by Associate III
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Problem with driver for STM32F407 discovery board

Posted on January 21, 2017 at 10:00Hello, i have a problem with connect stm32f407 discovery board to pc. My pc running on windows 7 64bit with board driver install(http://www.st.com/en/embedded-software/stsw-link009.html ) .  But my pc didn't found ...

Sine waveform generator

Posted on January 20, 2017 at 23:58Hello,here, http://www.st.com/content/ccc/resource/technical/document/application_note/05/fb/41/91/39/02/4d/1e/CD00259245.pdf/files/CD00259245.pdf/jcr:content/translations/en.CD00259245.pdf  on page 15 is a formula...

michalt by Associate II
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STM32F4 Discovery hangs when toggling GPIO after a time

Posted on December 29, 2014 at 22:34Hi, I'm new to STM32F4 MCUs, but I have a problem with my program. It should blink a LED, but all what it does, it just turn OFF the LED for a short time and turn it ON, if I change the value in for loop (make the...

16841 by Associate
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