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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stm32F0 sd Card FATFS

Posted on June 28, 2015 at 14:49Hi I am using stm32f0 to wtrite and read from sd card using FATFS.Every thing is ok  : integration of FATFS files and making the correct hardware connection.I can communicate with the sd card for example to get its p...

Bit-band - via a linker.

Posted on June 29, 2015 at 00:33Can anyone come in handy ...Code for linker GCC.xxx_sram/flash.ldMEMORY{    ROM  (rx) : ORIGIN = 0x08000000, LENGTH = __    RAM (rwx) : ORIGIN = 0x20000000, LENGTH = __    BITRAM (rw) : ORIGIN = 0x22000000, LENGTH = 2...

Setup FREERTOS with CubeMX

Posted on June 27, 2015 at 23:20I used CubeMX to setup FREERTOS on STMF0m Discovery board, with STM32F051R8Tx I keep getting Error 272: undeclared identifier ''SystemCoreClock Any suggestions how to fix that? Any help appreciated

gerhard by Associate II
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SPI with DMA on STM32F437

Posted on June 23, 2015 at 15:39 Hi, I'm having troubles setting up the DMA with SPI2 on a STM32F4 I am using the streams 3 and 4 on channel 0 as said in the datasheet. Here is my init code : void MX_SPI2_Init( void ) { DMA_InitTyp...

STM32Cube and GCC for VCP

Posted on June 14, 2015 at 06:26I have the STM32F429 Discovery board and I am trying to get the Virtual Com Port working. I am using the GCC plugin for Eclipse, which can generate a blinky program that compiles and works for the board. I can also us...

Weird I2C problem stm32f4 switch 230V coil

Posted on July 22, 2013 at 14:02Hello everybodyI have the weirdest problem on my i2c....I have some pcf8574's connected on my stm32f4Discovery and the work like a charm(thanks Clive1.....)But now i have connected some 5V relays which also work fine ...

kenny__84 by Associate II
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SPI FLASH read/write problem

Posted on July 21, 2013 at 13:50 Hello, i am making adsp-21488 spi flash programmer, and i run into some trublmes. I use STM32F415 and using SPI1 (PA5/6/7) *** PB0 for communication with SPI. I can read Flash ID with no problem, and it's...

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OV7670 with stm32f4-discovery?

Posted on January 11, 2013 at 18:51I have a project with OV7670 with stm32f4-discovery. My OV7670 has 16 pins and without fifo. And I don't have LCD. I hope I can use OV7670 to get view into stm32f4 and transmit data to smart phone and get the real ...

ctc.ctc by Associate II
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OV7670 camera

Posted on February 15, 2012 at 08:55Good day,I have some problem here, I took some code from another project, I rewrote some parts. But my camera do not want to work. I just want to read the ID of camera through I2C (or so called SCCB), but I always...

hitsumen by Associate II
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