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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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stm32CubeMX stm32f407 discovery printf doesn't work

Posted on December 15, 2015 at 10:46Hi all, trying to retarget printf on stm32f407 discovery with cubemx generated code isn't working. Inside main.c i've put:/**   * @brief  Retargets the C library printf function to the USART.   * @param  None   * ...

I2C & DMA STM32F429

Posted on June 07, 2016 at 16:54Dear All, I am using CubeMx F4 V1.12.0 I want to use I2C with DMA on the STM32F429 but it is not working. In the stm32f4xx_hal_i2c.c it is noted             (+++) Configure the priority and enable the NVIC for the t...

keil compilation error - undefined symbol

Posted on June 08, 2016 at 05:31 Hi, i m using keil compiler ver-5. i m using one function from other file and using it in main file. following is the error i got. lcd Configuration\lcd Configuration.axf: Error: L6218E: Undefined sy...

SS.Sagar by Associate III
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GPIO interrupt problem

Posted on June 07, 2016 at 20:46Hi to all, I got a problem with GPIO interrupt. I have two buttons connected to pin 13 and 14 of port A. I configured pins in input and enabled interrupt, then I wrote the interrupt routine. When I pushed a button I g...

The problem with the interface QUAD SPI

Posted on June 07, 2016 at 01:59I have STM32F746BGT6 chip and flash memory W25Q64BV - soldered on its own breadboard.Connecting legQUADSPI_BK1_IO0 - PF8QUADSPI_BK1_IO1 - PF9QUADSPI_BK1_IO2 - PF7QUADSPI_BK1_IO3 - PF6QUADSPI_BK1_NCS - PB6QUADSPI_BK1_C...