Teensy 4.1 core updated for C++20

README.md 214B

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  1. Teensy 2.0, LC, 3.x, 4.x core libraries for Arduino.
  2. The latest stable version of Teensy's core library is always available in the Teensyduino installer, at this page:
  3. http://www.pjrc.com/teensy/td_download.html