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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Atollic TrueSTUDIO

Posted on February 09, 2018 at 00:47I would like to know if there is a possibility from the Atollic channel TrueSTUDIO on You Tube, that tutorials are uploaded from scratch, that is, from the simplest as creating a project, loading libraries, import...

STM32F767ZI Quadrature Encoder accuracy problem

Posted on February 09, 2018 at 18:00For an industrial application I use 3 timers, two for encoder input (TIM1 and TIM4)and one with a combined XOR (TIM2).Source signal is the same for all 3 timers.An interrupt callback for the XOR timer saves the el...

Problem with QSPI in STM32F7

Posted on February 06, 2018 at 12:56Hello.I have a problem with QSPI. I try everything, but program doesn't work.I split my program to some parts.qspi_gpio_ini(); /* Init GPIO pins */ qspi_dma_init(); /* Init DMA */ qspi_init(); /* Init QSPI */ qspi...

SPI with DMA - little problem

Posted on February 08, 2018 at 10:03Is there any posisibilities to clear SPI FIFO before calling to HAL_SPI_Receive_DMA ? If We don't do it than we get old data in read buffer. I found  that only way to do it, is reading RX so many times, as the fif...

Read data from QSPI with DMA

Posted on February 09, 2018 at 12:28Hello.I have a problem. I have this function:/*instruction = 0x0B - Fast read * addr = address (0x00) - address * count = number of read data (4bytes) * dst = data out */void QSPI_fast_read (uint8_t instruction, u...

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STM32f10x -- ADS1115 -- I2C

Posted on February 09, 2018 at 12:57 hello guys , i have a problem with the communication between STM32F103 and ADS1115 i have a very simple code ,which just establisch the connect but i always have the AF Flag set ... in the datasheet of ADS1115...

Same AFIO mapped to multiple pins

Posted on October 23, 2017 at 12:53Is it OK to map the same alternate function to multiple pins? I'm using an STM32F767 DFSDM module and I want to output the DFSDM clock both on PC2  and PD10 (for PCB routing reasons, outputting the clock on PC2 wou...