• regarding pwm issue in stm32f4 discovery board
    hi all, i am using the stm32f4 discovery board to drive my stepper motor in the rpm of between 0.001 to 500 RPM. for this i am using pwm. my clock frequency is 32MHZ and prescale for ABP1 is divided...
  • ethernet connection program stm32f4 discovery board
    Hi, I am doing my pump project using stm32f407vg controller. I want to control my device through pc. where i have developed a .NET software for various parameters. through that i want to control the...
  • Audio Amplification using microcontroller???
    Hi everyone!!! i'm new to STM32f4. i was wondering if this microcontroller can amplify an input analog signal through audio jack i.e an audio signal and produce amplified voltage at any gpio pin...
  • file compression with cortex M4
    Hi I'm using a kinetis K64 cortex M4 with FreeRTOS and I need to compress files on a SD card. I have 100-150ko free Ram. Do you know a library for this ? I found only solutions with 1Mo minimum RAM requirement...
  • Atmel SAM4E Bootloader/VTOR executing new application
    I've written a boot loader for the Atmel SAM4E device which is working to a point, it can receive new application code via SPI, erase flash and write to flash, but I don't understand how to execute the...