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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Erase FW + Download FW from SD-Card

Posted on August 03, 2013 at 13:42Hello , I have a more theoretical question ( for now ) , suppose  i want to update the firmware on the STM32 , lets say i put the new FW file on the SD-card , the current FW should detect it and do the update . How...

STM32F0 ADC DMA sample rate

Posted on July 25, 2013 at 08:40I need to setup the ADC -> DMA to transfer at exactly 44100 hz. (Audio quality)I have setup the DMA -> DAC by setting the clock to TIM_Period to 1088 (48Mhz / 1088 = 44117) But i dont seem to have this control over th...

justin by Associate II
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STM32F3 I2C communication flow

Posted on August 03, 2013 at 10:15hi every one,I'm new to STM microcontrollers and i've recently bought an STM32F3 Discovery board.now i'm going to use it to communicate with the in built compass sensor through its I2C interface. using its I2C firmw...

STM32F4 can't transmit using ethernet

Posted on August 02, 2013 at 22:54Hi to Alli'm trying to get to work the ethernet periphery in MCU, i can successfully init DP83848i , can read regiter, and even(i think) receive packets, but mcu does not transmit any packets outside. the code i've ...

khorght by Associate II
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STM32F4 discovery board on Linux

Posted on July 27, 2013 at 17:42 Hi all, I am writing here because I am experiencing problems running the STM32F4 discovery board on a Linux distribution (Slackware 0). Precisely, it seems there is some problem with the communica...

azzalin by Associate
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STM32F4Discovery CDC HOST and Device

Posted on August 02, 2013 at 11:13Hi All,I'm starting a developpement on STM32F4Discovery.I want to use the two USB controler (HS and FS) in CDC Host and device to implement a serial to USB bridge.OTG FS peripheral on device side to connect to PCOTG...

pfifre by Associate II
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Allocating memory for 2x256KB buffer

Posted on August 01, 2013 at 16:01dear all,I trust you are well. I cannot figure this out and I was hoping someone more experienced than me could help me out...I am trying to allocate memory for 2 buffers (of uint16_t type) on a STM32F407ZG. each bu...