{
    "configuration": "device_variant=STM32F103C8,upload_method=STLinkMethod,cpu_speed=speed_72mhz,opt=osstd",
    "board": "stm32duino:STM32F1:genericSTM32F103C",
    "port": "COM17",
    "output": "bin",
    "prebuild": "if exist bin rd /s /q bin"
}