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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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how HAL_UARTEx_RxEventCallback is executed?

Hello! Im receiving data by UART with DMA and now I wonder, how is HAL_UARTEx_RxEventCallback is ejecuted?Because I'm receiving and saving chunks of data in a buffer, then adding a header and a tail in this buffer to send it by USB, but I realized th...

SGonz.2 by Associate II
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Resolved! I2C slew rate limiter

Hello everyone,Is there a setting/command to limit the slew rate of I2C signals of a STM32F429ZI-Disco board? I know this feature is available on some Microchip micro-controllers.Thank you.

dliky2 by Associate II
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  • 4 replies
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Stm32F103C8 USART2 Init not indepently about time

I use Keil and V6 complier as project eaxmple in link, there is local var s in main() if set s=120 take more time USART2 Tx (PA2) can't send anything but set s=2,or comment this take time line it's work�?? when not work condition PA2 always low ,...

Cyanl.1 by Associate
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  • 1 replies
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SPI transmit problem ?

hello everyone, I have question about SPI. I want to send 5 data repeatedly using hal_spı_transmit() function that means first data that will be send is pointer addres later the value will be send , first data is written to SPI->DR but secondly data ...

bnymntrz by Associate III
  • 819 Views
  • 6 replies
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