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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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STM32F4 I2C with DMA not working

Posted on December 07, 2017 at 23:56Hi everyone, I'm using one STM32F4 and I want to communicate with my LSM303 accelerometer. For that I'm using I2C, and just using I2C works fine but when I try to use DMA with it, it stops working. When I use HAL_...

STM32F7 USB / HAL / DMA

Posted on November 11, 2017 at 05:37I'm doing research on USB lib v2.4.2 and HAL (checked 1.6.0 and 1.8.0), trying to understand how it's internals are working. Target chip is STM32F746, target mode is FS (because of internal PHY).I'm stuck at this ...

Resolved! While loop stucks

Posted on December 04, 2017 at 18:21 Hello .. I am having a very weird issue with my code piece .. The MCU is STM32F407VET6 .. What I'm trying to do is sending a string via USART1 peripheral module .. In order check if the character in the USART...

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Problem with ADC Multi-channel DMA

Posted on December 04, 2017 at 22:33Hello,I am using ADC multi-channel DMA on stm32f105rc to receive some data on 3 adc channels. Ideally I would see 3 values with not much variations on my PC display. However, values I retrieved from the DMA were c...

STM32L496VE and Keil ARM-MDK 5

Posted on December 06, 2017 at 13:15Hello,I am trying to program software for the STM32L496VE MCU with the Keil ARM-MDK 5 IDE. But unfortunatly the Device I am using is not included in the latest Device Feature Pack (Keil::STM32L4xx_DFP). A screensh...

sdio and fatfs r0.12 not working

Posted on November 09, 2017 at 20:55Hello!i have very simple project on board stm32f4discovery, it is test microSD card project, code was generate in stm32cubemx version 4.22 (fatfs r0.11) with pack STM32Cube_FW_F4_V1.15.0 for MDK-ARM V5. This proje...

The strange work of SPI

Posted on December 07, 2017 at 11:37 I use STM32F401CBU6 with two AD7690 in chain mode (Page 21: http://www.analog.com/media/en/technical-documentation/data-sheets/AD76pdf). I connected IN AD7690 to VREF. The oscilloscope I get 11111111 111111...

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