$ avrdude -cusbtiny -pm328p -D
avrdude: AVR device initialized and ready to accept instructions
Reading | ################################################## | 100% 0.01s
avrdude: Device signature = 0x1e950f (probably m328p)
avrdude: safemode: Fuses OK (E:FD, H:DE, L:FF)
avrdude done. Thank you.
===Resources===
https://dicks.home.xs4all.nl/avr/usbtiny/