• 1
    Download the STM32 Flash Loader Demonstrator

    Download the software from here. You must sign up first. Sign up and download are free.

  • 2
    Insert the USB-to-Serial Converter

    Turn your DAFM SYNTH off and disconnect it from the power supply. Insert the USB-to-Serial Converter as shown in the pictures.

    DAFM SYNTH DIY KIT


    DAFM SYNTH - ASSEMBLED (you need to disassemble the case and remove all screws and spacers first). Some assembled synths do already have the upgrader integrated in the board and no USB serial connector is found. In this case connect the USB directly to the USB connector without the external upgrader.

  • 3
    Prepare the microcontroller to flash the new firmware

    BOOT0 must be selected as 1. Use the Jumpers or the toggle switch in the microcontroller.

    BLUE PILL

    GREEN PILL

    GREEN PILL (F401). Turn the synth on, push and hold the BOOT0 switch and then push the reset switch