Merges a microcontroller (Teensy w/Arduino) with a magstripe swiper
The files in this repository accompanied an Adafruit Learning System tutorial and were moved to https://github.com/adafruit/Adafruit_Learning_System_Guides/tree/master/Custom_Magstripe_Swiper
Tutorial: Low Level Magstripe Reader https://learn.adafruit.com/low-level-magstripe-reader/code-snippets
See the tutorial for details.
All code MIT License, please attribute to Adafruit
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