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 example on stm32f407vg

i am using stm32f407vg board and trying to run a adc example (adc with dma ) from stm32f4 discovery board examples (en.stsw-stm32068) and when i run this example and try to debug the variable adcconverted value and conversionvalue i am getting a valu...

Vtrai by Associate II
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erasing flash stm32f779ii

I'm trying to erase sectors 11,12 in the STM32F779II, I have been running into that problem for one week without a solution.So Right now I'm trying to check if there is ANY write protection on sectors 11,12. But There is NO write Protection error.How...

SPI Rx double buffered DMA triggered from a GPIO

Using an STM32H743Zi I'm trying to receive 32bits of data from two SPI interfaces triggered at the same time from an external GPIO at a fairly high rate e.g. ~200kHz. Trying to use double buffered DMA receive.I started by trying to get an external GP...

NPato by Associate II
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  • 10 replies
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Why the current measured form the microcontroller(Stm64 Nucleo L433RC- LPSleep mode) differ from the current value written in the datasheet?

I am using STM32L433RC -p microcontroller for current measurement. The current in the microcontroller was measured using X Nucleo LPM01A module.I was doing current measurement for Low Power Mode(Low Power Sleep Mode).The current value given in the da...

jojo8276 by Associate
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How can I use i2c to communicate two STM32F103

I want to i2c to communicate two STM32F103. one of them will be a slave and other will be master. But program is stop on this : void SendI2CByteData (I2C_TypeDef* I2Cx, uint8_t SlaveAddr, uint8_t Data){ __IO uint8_t temp = 0; I2C_GenerateSTART(I2Cx, ...

STM32F412 SPI DMA data bit-shifted

Hi.First of all, the essence of my problem is already described here - https://community.st.com/s/question/0D50X00009XkiXu/spi-dma-data-corruption?t=1567119350874In my case bug happens randomly and not very often. It could be one corrupted transactio...

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ohmjke by Associate II
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Resolved! STM32G0, DAC, DMA, TIM2

Would like to generate a 100 Hz sine signal using DAC1, channel 1 (PA4, G071 NUCLEO @ CN8.3).Would like to use TIM2 to trigger the DAC and DMA to feed the DAC.But am not successful. TIM2 is running, but DAC is not fed.Please have al look at the (bare...

JuM by Senior
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  • 7 replies
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Is STM32F103C6 can bus terminated?

I have two blackpill boards with STM32F103C6 MCU's on them, I want to explore using can bus between those two units and am wondering if I need to add termination to the cables or if those pins are internally terminated when configured for CAN.All the...

DHans.2 by Associate
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  • 3 replies
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