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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RS485 modbus Communication

Posted on March 25, 2013 at 13:01i am using the stm32f107rc  controller for rs485 communication. i am trying to transmit a set of data through usart1 from the controller, but some byte of data are missing at the destination so pls let known where i ...

aru by Associate II
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eclipse+gcc+openocd+FreeRTOS

Posted on April 18, 2013 at 13:38Hello, Am using eclipse+gcc+openocd+FreeRTOS to setup an open Development Environment  for complex STM32 based embedded application.  I'm very new to building with GCC in general and I have never used FreeRTOS, but I...

Common Ext IT 15_9, Two Interrupts allways occur

Posted on April 30, 2013 at 08:37Hi together, I�ve got a problem which I just can not fix... I can�t figure out what is wrong. It would be very kind to help me out. It�s all about Interrupts. I want to use 3 external Interrupts comming from the Hard...

a_ by Associate II
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  • 4 replies
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STM32F105 CAN bus baud rate

Posted on May 05, 2013 at 10:24Hi, I am currently working on a project that require to monitor the CAN bus for specific data and once it received the data it will process and store on to flash memory. The data come in high volume bursts. One of the...

Measuring a sinewave

Posted on May 03, 2013 at 11:19Hello everyone, I am trying to measure a sinusoid signal via ADC. I used timer's trigger to obtain different samples. But i don't know how i can synchronize the trigger's time with the frecuency of the signal, to obtai...

montoya by Associate
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STM32F407 clock problem? on production boards.

Posted on May 02, 2013 at 23:24HelloI have a production board that I have currently produced 200 Units, the board uses a STM32F407VET6 and all 200 units work great!I have just had another batch made up. I have tested 3 so far and 2 have died after 5...

russdx by Associate II
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  • 25 replies
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What is ''non-optimized die'' ?

Posted on February 05, 2013 at 17:39Hi all, I'm looking for buying an 500 x STM32F050K4U6 for production. I noticed that some parts have a ''A'' at the end of the part number ( STM32F050K4U6A ), so I looked at the datasheet, on the ''part numbering ...

Kuikui by Associate III
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LQFP-32 package for the STM32F0

Posted on July 10, 2012 at 04:40I noticed that a new package; the LQFP-32 (0.8mm pitch) is listed in the filter panel for the STM232F0 http://www.st.com/internet/mcu/subclass/1588.jsp . No further information is available. Is this package listing a ...