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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printf to serial through a queue

Posted on October 30, 2016 at 10:11 Hi All, I would like to use a queue to send printf outputs to a serial port. When I try to send something into the queue, its freezes after 3rd character. Here is the queue init code: st...

zamek42 by Associate II
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Decoding STM32F042 Unique ID

Posted on November 14, 2016 at 02:05 Hello everyone, as I (too) am looking for a way to give my controller a unqie ID, I'm currently trying to decode and understand the built in unique_id register. So according to the refmanual, ...

STM32F4 Bad UART communication

Posted on November 13, 2016 at 16:00Hello,I created a project using CubeMX and I want to send messages via UART. I used a HAL_DAC_Start_DMA function. My problem is that when I'm sending some messages only 20 first characters are sent but after I sen...

michalt by Associate II
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STM32F103 Problem with reading EEPROM

Posted on July 18, 2016 at 09:19 Hey friends, I am trying to initialize I2C to read the content of 24AA02E48TEEPROM but after initializing the I2C busy_flag stays set. the code gets stock atwhile(I2C_GetFlagStatus(I2Cx, I2C_FLAG_BUSY )); ...

problem sending online support request

Posted on November 12, 2016 at 18:26HelloThere seems to be a problem sending online support request, when i try to log in to request page i face this message:We're sorry, but the last operation caused an error.You did not have a privilege required t...

How RESET address is determined in STM32?

Posted on November 10, 2016 at 05:25Hi, I know that when a stm32 mcu resets, it first jumps to address 0x0 where a vector table resides. And then it jumps to reset handler. My question is, how is the vector table flashed at address 0x0 ? Is it decid...

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