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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STM32F405RG SWDIO, SWCLK, SWO, NRST pin connections

Posted on March 04, 2014 at 12:59Hi , I am about to draw the schematics of a card which has STM32F405RG on it. I want to program my card throug SWD port. I made the pin connections as I described below:  NRST: pulled up to VDD with 100K SWDIO: pull...

STM32Cube example to eclipse+gcc based toolchains

Posted on March 04, 2014 at 17:51 Hello everybody! I try the new stm32cube examples, with CoIDE. I check the truestudio example, and make the CoIDE project same for this, but I have linker error and I dont know what is the problem. This ...

totti001 by Associate II
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stm32f4discovery ,how to launch lcd display by fsmc ?are there any interference by leds which are embedded on board to same pins for lcd?

Posted on February 22, 2014 at 15:16hi guys,it's my first visit in the group, can you help me ,i have recently bought stm32f4discovery board and learning arm controllers ,before i used avr risc 8bit controllers and have more skills in it ,but to do ...

drek-mu by Associate II
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Using USB CDC to send float data

Posted on February 21, 2014 at 22:37Hi,I'working with USB to send data from my F3 Discovery to the PC. For that i used the CDC class. I managed to send few bytes of data using the routine below:uint8_t TabInt[6]={80,90,88,99,10,13};  uint8_t  *ptr_i...

STM32F103RBT6 basic requirement to load program with SWD

Posted on January 28, 2014 at 10:50Hi! I have been playing with a STM32f103rbt6 chinese board for the last few months, it's working well. I am using the SWD of my stm32F4 discovery to upload the program. Now i wanted to make my own board, so i desig...

jean2 by Associate II
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STM32F051 with SPI: no reception

Posted on March 04, 2014 at 12:10Hi,I have the SPI communication working but do not receive the answer of the slave. I can see the answer on the scope but not in the controller. Can anybody help ?My main.c/* Includes --------------------------------...

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PWM Signals

Posted on March 02, 2014 at 19:38Hi. I'm currently in a group who are building an ROV and using the stm32f100rb to controll 7 rc motors. The issue I'm having is when outputting a pwm signal to a osciloscop I get a very rough resolution. The signal i...

smvhauge by Associate II
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STM32F429I Discovery LCD Pin disconnected/malfunctioning

Posted on February 21, 2014 at 13:29I have developed LCD driver for STM32F429I Discovery board using RGB565 (16bit) Pixel Format. My demo is displaying RED color filled rectangles by setting each RED pin (Total 5) one by one. i.e. 0x8000, 0x4000, 0x...

H UQ by Associate II
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spi speed configuration of STM32L

Posted on March 04, 2014 at 00:42Hi all,I am playing with SPI examples of STM32L recently and would like to ask a simple question about the SPI clock rate.  When I read through the datasheet, it mentions APB1 and APB2 have maximal frequency of 32MHz...

STM32F4 UART programming

Posted on July 30, 2013 at 10:08I have managed to make Flash loader demonstrator work with my FTDI. Whenever I want to connect to my STM32F4 Discovery board I have to do that in two steps. Firstly I connect proper pins from FTDI to PCB, then I open ...

jernej by Associate
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