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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ADC DMA not work

HelloWe ran the ADC DMA on the HAL example source. However, I tried to write the source in CUBEMX, When executed, the DMA interrupt is executed once and is not executed again.Please let me know if I missed anything

HG LEE by Associate II
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STM32H743 Internal voltage Reference and the ADC.

I am using the STM32H743II package (with Vref+ and Vref-). Those two pins are not connected in this design (they're left floating). I'd like to measure the temperature of the chip, and am having trouble using the internal voltage reference as the ref...

jgroff by Associate
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Resolved! ST Environment SetUp on Linux(Ubuntu 14.04) with Atollic TrueStudio IDE for STM32F103RBTX development Board To Run Basic Blinky Code.

Hello All,I have used STM32F103RBTx Dev board previously on Windows (windows 7 Professional) Platform with Kiel uVision4 IDE and STM32CubeMX 4.24 tool.I had also build an example code which used PWM, GPIO, UART and SPI peripherals and it worked prope...

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STM32L Discovery, How to output HSI with MCO

Hello.I am currently developing with STM32L Discovery.In preparation for development, I tried to output using the MCO in order to know the exact frequency of the HSI of the evaluation board used.By operating MCOSEL in the RCC-> CFGR register, MSI and...

ota-s by Associate II
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  • 10 replies
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DMA memory to peripheral question.

Hello,I have a doubt regarding DMA memory to peripheral ?Suppose I would like to transfer a memory buffer content to SPIx TX.When do each transfer occurs ? Every time I change the content of the memory buffer ? Always ?I cannot find this information...

simo zz by Senior
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