Resolved! Confirm Genuine or Fake Bluepill Board
I am using a Bluepill Board but it is not functioning as expectedHow do I verify if the chips on my Bluepill Board are genuine or a fake knock off?
STM32 MCUs Products
Ask questions, find answers, and share insights on STM32 products and their technical features.
Forum Posts
Issue with SETDASA Dynamic Addressing for P3T1755 on Nucleo-H503RB (I3C)
Hello STM32 Community, I'm working on an STM32 Nucleo-H503RB board and trying to communicate with a P3T1755 temperature sensor over I3C. According to the P3T1755 datasheet, I need to perform dynamic addressing using the SETDASA CCC. I followed the of...
difference between real measured frequency and set frequency
Hello, I am dealing with difference between real measured frequency and set on my Nucleo H755ZI-Q.the measured real frequency :APB1 76,8 MHzAPB2 76,8 MHzrecalculateddebugging frequencz SWV Core Clock 153,6 MHz I also try printf debuged frequency:HSE ...
Resolved! Why sample projects do not include a .ioc file ?
Hi All,Is there anyone knows why sample projects do not include a .ioc file ?Are not these project generated with CubeMx ?https://github.com/STMicroelectronics/STM32CubeH7/tree/master/Projects Regards.
STM32L496 Sleep & Wakeup
Split from:https://community.st.com/t5/stm32-mcus-products/is-is-possible-to-wakeup-the-stm32l496-with-an-external/td-p/741267as this is a new question.Hello @STTwo-32 as the wake up pin associated with stm32L496 is SYSWKUP2 can i use this and on cli...
Resolved! USB DFU on STM32F103C8t6
Hi everyone I want to program Stm32F103C8t6 via USB and STM32Cube programmer version 2.10.0. I am using "STM32 smart V2." I pulled up the Boot0 pin and disconnected and connected the USB cable to the board (the board's power comes from the USB, so it...
Resolved! Simple questions about ADC input pin when doing ADC calibration
Hello ST Experts, I'm using STM32H747 and I try to run adc calibration at the start of the code, like under lines. HAL_ADCEx_Calibration_Start(&hadc3, ADC_CALIB_OFFSET_LINEARITY, ADC_SINGLE_ENDED); HAL_ADCEx_Calibration_Start(&hadc3, ADC_CALI...
STM32 How to use LTDC
Hi, I designed a board with uC STM32H743 that works with a 480x800 display connected through the LTDC peripheral, I don't quite know how to use the LTDC, I don't have ram for the buffer of the entire display. What I can do is fill the background with...
Resolved! RMII Connection Confusion
Hello,This might seem like a silly question but when using the pin names generated by cube IDE for the RMII interface does TXDx connect to TXDx on the PHY or RXDx? On the schematic for the NUCLEO board it seems that the microcontroller pin in named t...
B-L462E-CELL1 eSIM activation is not allowed in this PLMN
Hello, After purchasing the pre-configured Truphone eSIM B-L462E-CELL1 kit and following the eSIM activation steps, I still haven't seen the eSIM marked as activated on the Truphone IoT dashboard after one day.I've also seen others inquire about this...
