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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PWM with 1.5 MHz with STM32F411 Nucleo-Board

Posted on August 12, 2015 at 09:24Hello,i'm glad to be a member here in this forum. At the moment i am thinking about to buy a STM32F411 Nucleo-Board.  In this case i would like to ask you some question about this Board. I read many different articl...

mirco2 by Associate
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HAL Vs Firmware

Posted on August 11, 2015 at 14:22Can anyone help me in understanding difference between HAL and firmware,I can find plenty of examples useful for starter as complete project in HAL related stuff, while no such thing available for firmware stuff (at...

STM32L151 LSI clock accuracy

Posted on August 12, 2015 at 10:54HiRM0038 Reference manual sais: ''LSI clock ... The clock frequency is around37 kHz.''Can you tell me what is the max possible clock Deviation? (in percentage / Hz)ThanksYaron #stm32

yarona by Associate II
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Undefined identifiers in .ini file

Posted on August 12, 2015 at 13:51 I trying send characters to the UART in simulation in Keil MDK-ARM using .ini file. This code is from uVision Help. signal void serialA_Z ( void ) { char ch; for (ch = 'A' ; ch < 'Z' ; ch++) { S0IN...

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hospodar by Associate III
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STM32F4 Memory organization

Posted on August 11, 2015 at 22:20Hello everyone!I'm beginer in STM32 MCU (I train on STM32F429-Discovery board). I couldnt find ansver for my question in Reference Manual and Programming Manual.In Programming manual ask that CODE memory space (0.5G...

kuzas by Associate
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STM32CubeF4 is wrong version

Posted on August 06, 2015 at 21:01The current download claims to be version 1.7.0, but in fact it’s version 1.3.0.What would be really nice would be for all the versions to be available, so that we can select which one we want!

STM32F042F4: using PA11 and PA12 as IO

Posted on August 11, 2015 at 14:20 I'm trying to use PA11 and PA12 on a TSSOP20 STM32 as output to understand how this remapping and configuring works. Until now I'm unable to get it to work, the pins do not toggle. Can someone point me ...

bastiaan by Associate
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data sampling with external strobe (DMA ?)

Posted on August 11, 2015 at 09:11I need input data from GPIO with external strobe (2000 samples; strobe is about 10 Mhz). But speed of processor it not enough. Can I do it with DMA? I have found many samples, but all of them use external signal as ...

dk1spb by Associate
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STM32F3 timer3 problem

Posted on August 11, 2015 at 09:40Hello, I'm using timer3 to generate an interrupt every 10ms (it saves one value everytime to a buffer). Everything works fine until I try to save buffer data to 1 page of flash. It happens of course inside the inter...

dooz by Associate II
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SPI1 MOSI pin won't remap to SPI3

Posted on December 04, 2014 at 16:23Hi. I'm using STM32F101RBT6 in a project, with custom PCB.  I need to remap the SPI1 signals to pins PB3/4/5 (which would be SPI3, only STM32F101 doesn't have one).  I also use remap to disable JTAG to free-up PB3...

mike2399 by Associate II
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