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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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ADC DMA and injected mode

Posted on May 30, 2018 at 09:43Hi all, I am using a board with and STM32L476. ADC 1 is used in software triggered mode, with DMA (8 channels). (So firmware dictates when to start conversion, DMA interrupt tells the firmware to process the data.) Thi...

9-bit UART receive STM32F103

Posted on May 07, 2018 at 11:34Hello all,I am really new at all this, I hope someone has a simple example to help.I am trying to receive 9-bit data using the STM32-F103 in normal polling mode example code belowuint16_t messages[30]; HAL_UART_Receive...

STM32F407 RTC Daylight Savings bug or feature?

Posted on May 28, 2018 at 23:06I'm currently trying to sync the clock on my STM32F407 using the time from an NTP time server. The time server always responds in UTC time format without any daylight savings whatsoever. So I tried using the ADD1H bit ...

dave23 by Associate II
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STM32L4 & CubeMX 4.25 clocksettings failure

Posted on April 26, 2018 at 19:04Hello All,I am using STM32L486RGT, CubeMX 4.25 STM32L4 lib 1.11.At the STM32 I have a 16MHz crystall connected.Now I run into problems setting up the clocktree. It works under certain combinations but not under the o...

taraben by Senior
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Resolved! Getting SDMMC to work with DMA2 Channel 4

Posted on May 04, 2018 at 17:06I'm using a STM32L461VGTx and am trying to implement the SDMMC peripheral to read and write to a SD card using DMA. I've adapted CubeMX FatFs_uSD_DMA_Standalone example to my project which uses a simpler, custom file s...

HAL_UART_Receive() Timeout unit?

Posted on May 29, 2018 at 19:48Hi,What's the unit of the HAL_UART_Recevie() Timeout value? Is this us, ms, or SysTick? If I have FreeRTOS enabled and using TIM1 for SYS in Cube, how can I make sure this get right right timeout value?Thanks,DickHAL_S...