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I need to bootload my Uno board but I do not have another Arduino at my disposal so how do I bootload without another Arduino board

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  • with AVR programmer
    – Juraj ♦
    Nov 10, 2018 at 18:23
  • Sorry, I am new to this will you mind explaining further or may provide a link to relevant video/document for the procedure @Juraj
    – Siddharth Dash
    Nov 10, 2018 at 18:31
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    perhaps you should explain why do you need to 'bootload'
    – Juraj ♦
    Nov 10, 2018 at 18:59

2 Answers 2

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The USBTinyISP programmer attaches to your computer's USB port and uses the 6-pin ICSP port on your Arduino to program it. It can program both bootloaders and sketches. It can be purchased for less than $10 from Amazon or Ebay.

USBTinyISP programmer

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There are 3 main options how to write bootloader or program to AVR over ISP.

  1. dedicated AVR programmer or Arduino ISP programmer
  2. other Arduino with Arduino as ISP sketch or similar
  3. parallel port of a computer
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