• USART2 Interrupt occur just one time or too late or never. (stm32f10 Keil) 

    Hello there. I have a homework to do stopwatch, but I'm having a few problems. 
    In code there are 4 button interrupt(B0-B3), 1 timer1 interrupt for 1 ms and USART2 interrupt. 
    Buttons and timer interrupts work properly but USART2 interrupt work just…

  • Reverse engeneering / debug / emulate .bin stripped firmware

    Hello,

    I am trying to find out GPIO mapping on a board with an STM32F407 (which firmware function is related to which GPIO). I know I could do it using a LA, but pins are note very accesible.

    I have no access to source code so... I only have a firmware…

  • Retrieving heading data from BNO055 IMU using STM32F401VCTx-Keil uVision 5

    Hello all,

    I am working on a navigation project that requires reading IMU heading data as an output. I have chosen the STM32F401VCTx chip for my custom board and am interfacing with an Adafruit IMU. Communication is through I2C, which I have some experience…