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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enable css?

I dont understand why this is a option for the mux clock selector. css is a great feature so i didnt find reasons to not enabling.In which cases i should not enable it?

JCuna.1 by Senior
  • 445 Views
  • 1 replies
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Resolved! STM32F415RG missing bytes on UART RX

Hi,I have a board containing an STM32F415RG and another board containing an MCU from another manufacturer. Both boards are supposed to communicate with each other using RS-232 transceivers. The communication is running at 9600 baud and working well f...

TSchm.1 by Associate II
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  • 6 replies
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PWM formula timer5 not work

I'm using STM32l152 and use TIM5_Ch2 for generate pwm .My target frquency pwm is 2.85 KHz .I using these parameter:clock frequency = 32MHz htim5.Init.Prescaler = 6;  htim5.Init.Period = 100; I measured pwm on oscilloscope and I measure 2.85KHz with 5...

bfran.1 by Associate II
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  • 3 replies
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STM32H745 and SPI + DMA

Hi to all,I need to send on every TIM interrupt a packet stream to SPI1. I can't use the HAL_SPI_Transmit(...) because it is blocking....so I need to use the DMA but not in circular mode.I can not use the synchronization of DMA with lptim using DMAMU...

DMast.1 by Associate II
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  • 0 replies
  • 0 kudos