Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.
Hi everyone,I'm using LwIP with STM32F7 Discovery board. To catch plug ethnernet cable, tried to enable link callback. However, I alway get an following error is hardfault. Why do I get this error? I tried stack size but didn't work. Can it be bug ab...
I have a bootloader that can copy a program bin file from the USB memory to the internal flash memory of STM32F429 and start the program. The bootloader doesn't care about the content of the bin file and just does the copying dutifully. The strange ...
Dear friends,I am trying to create a Master-Slave communication over RS485 interface which when ever a Master sends a message, the slave does the corresponding respond and there is no need to answer back to Master, just receive data and do whatever i...
Hello.The device is correctly detected by the PC as a COM port and I can open the connection with some terminal. Although I can't send anything through it in any way.I've tried using CDC_Transmit_FS (from usbd_cdc_if.c) after waiting some time for th...
I am using a stm32f4 processor, using the dual bank feature, I have a code that has the code update . In Code update mode, I can perform code update by performing Bank1 and Bank2 management over Ethernet, and when I restart the device, the system sta...
Writing a USB Driver using a China manufactured "Blue Pill"I'm not using HAL or Cube.I wrote some code to test the USB cell and my understanding of how it works.I tested the USB's Packet memory which is 512 bytes organized as 256 words. The Applicat...
I am using stm32f072rbt6 (stm32f072 discovery board). I want to update the firmware from CAN as IAP (In Application Programming). Do we have any example code ? How to implement this? I have read the application note but I didn't get it.
Hello,I'm getting values from an ADC an ACC, and a microphone. The ACC and ADC are in continuous acquiring mode but with different sampling rates. The microphone is turned on after a random trigger in time, basically the microphone record data for 1 ...
We found some STM32H743VIT6 devices shipped from the supplier are not able to be programmed over ROM bootloader. After programming with ST-LINK/SWD, ROM bootloader works fine and MCU is able to be programmed . Our bootloader interface is UART1.Is the...
