Adding an ISP port - dkidd928/cartreader GitHub Wiki

You can add a proper ISP connector to your Cart Reader by ordering this 10pin-to-6pin adapter and soldering it to the backside of the Arduino: https://www.ebay.com/itm/163202039261

  1. Cover the underside of the clock generator with some tape to prevent short circuits.

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  1. Pull off the plastic of the 6pin connector then desolder all the little legs.

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  1. This is the pinout of the ISP connector on the backside of the Cart Reader.

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  1. Connect the ISP Adapter to the Arduino's ISP.

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  1. You can use hot glue to hold the ISP connector in place.

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  1. Download the USPASP drivers from here: https://zadig.akeo.ie/

  2. Change the Arduino IDE's programmer to USBASP

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  1. To program you might want to remove the battery first.