configure your programmer in CMakeLists.txt set(AVR_PROGRAMMER usbtiny) #set(AVR_PROGRAMMER avr910) #set(AVR_UPLOADTOOL_PORT /dev/ttyUSB0) #set(AVR_UPLOADTOOL_OPTIONS -b 115200) build on Linux ============== rm -rf build mkdir build cd build cmake .. make flashing on Linux ================= make upload_bulb_dim