SOLVED!]avrdude: initialization failed, rc=-1 - General Electronics - Arduino Forum
USBtinyISP Primer - Codrey Electronics
Gestor de descarga USBtinyISP AVR descarga microcontrolador dedicado cable de interfaz USB para arduino _ - AliExpress Mobile
DFRobot USBtinyISP Downloader quemar directamente arranque V3.0 para Arduino arranque programador _ - AliExpress Mobile
PROGRAMADOR SPARFUN AVR USBTINY
USBtinyISP Primer - Codrey Electronics
3D Printed Deek-Robot USBTinyISP case
USBtinyISP Primer - Codrey Electronics
USBtiny USBtinyISP AVR ISP Programer boot Loader Za Arduino IDE Meag2560 UNO R3 S 10pin Kabel za Programiranje Jedan kupi online | Aktivni sastojci ~ Tank.com.hr
SOLVED] Deek/Dswy Robot Mini Pro - can't upload a sketch & bootloader - #41 by system - IDE 1.x - Arduino Forum