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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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Interrupt Disable, ??/

Hellousing HAL libraries is it possible to disable for a short time an external interrupt pin ??I have had a look in the HAL GPIO files and can not see anything usefulJust want to disable while a trigger a debounce timer, there must be a way of just ...

JHERI by Senior
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  • 3 replies
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Resolved! How to read/write HTS221 over SPI1

Hello I am brand new to STM32F0xx chip set. I have on board HTS221 and need to read temperature and humidity over 3 wire SPI interface. Can anybody point me in the right direction. Maybe there is an example code on how to setup SPI1 for half duplex s...

Admir1 by Associate II
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Resolved! ST-Link Utility bug in V4.2.0

I Previously used V4.0.0 (At least I think so) but sometime ago upgraded to V4.2.0. Now every second time I read a .hex from disk it crashes (having programmed the chip between file openings). The .hex is for a stm32H7 (doesn´t know if it makes a dif...

stm32f091 rtc error

Hi. As you can see in the picture I haven't got the LSE crystal resonator so I have 40 Khz as RTC input. The datetime is not well calculated.How can I resolve the problem? Is there a way to have an affidable rtc whitout the resonator?

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