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...


DMA memory to memory doesn't work

Hi guys im doing a simple 5 byte memory to memory dma transfer with timer update request.As stm32f407 reference manual said timer8 update is connected to dma2 stream 1.Here is the timer config by cube.And the dma cube config:I started the dma and exp...

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Resolved! How DMA works when is triggered with events?

Hello guys.Im a little confused about dma functionality.My question is that if dma controller can start a peripheral or it just can move data from the peripheral to memory.For example when using adc with dma:Is it dma that start the conversion and mo...

Resolved! STM32 for medical use.

We need STM32 MCU types for use in medical instruments. Does ST have Medical grade STM32 MCU's? It must be recommended for new design with long life time.

MCUpwr by Associate III
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Hi all, I am back with another problem!! I am using timer 2 in 103C8 controller for 0.1 Sec time delay. However, it is generating 5 times the calculated delay. My initialization code for this delay is given below. Timer interrupt is enabled.

htim2.Init.Prescaler = 1000;htim2.Init.CounterMode = TIM_COUNTERMODE_UP;htim2.Init.Period = 7200;htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_ENABLE;However if I change the prescaler to 200, ...

Nucleo-L432KC program not starting

Hello, I'm new on this forum.Last time I bought Nucleo-L432KC board. I have very strange issue with flashing binary. I created simple project in STM32CubeMX for blinking LED every 1 second. I use this command to flash:st-flash --reset write blink.bin...

DD.14 by Associate II
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Resolved! Can the STM32L4 transmit and receive USART over DMA?

Hello, I am inquiring about USART communication using DMA. I am following tutorial using the low level drivers for a STM32L432. I have reception working with no troubles and I believe my interrupts are be...

ABicc.1 by Associate
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