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So I'm back to the silly problem where the HAL misconfigures the default HSI calibration when I flash the same firmware to an STM32H743ZI that works on a ZI2, and vice versa: That is the HSI clock is off by 4% (see these questions https://community.s...
Hi!When I turn on the USB power on the Nucleo Board F401RE. I assume that the UART will work perfectly and be able to recieve data from the PC...but no.I need to press the black reset button directly after I have turn on the power to the Nucleo Board...
If I set the RTC (on a STM32F091) to Feb 28th 11pm, I can see that the RTC is correctly set. I can watch the RTC increase each second. However, when Feb 29th, 12:00 am is reached, the calendar date is changed to March 1, 2020; it skips Feb 29th. T...
Hello - I am looking for a solution that can time a sequence of external events (combination of rising and falling edges). The events can occur as close as every ~10ns. The max number of events in the sequence is of the order of 100. After this there...
Hi Everyone, I am trying to read temperature value from MPU6050 sensor. I could not read it. I tried to read WHO_AM_I signal, I could'nt read it as well. Value should be 114 but i am getting 5. Does anyone has any idea what to check, how to fix? I am...
EDIT: Problem solved. The issue was caused by a missing / too short time delay between initialisation of USART and DMA and the first sent log message. After insertion of delay, everything worked like a charm!HiI'm currently working on a STM32H755ZI, ...
I want to design battery operated hardware with stm32l0 series. i want minimum 5 years of battery backup for my project. please suggest me the best hardware along with stm32 and battery management solution also
