The classic simulator is on the left and the virtual Arduino is on the right. Back in March, the main project added work from [Mark McGarry] to support AVR8js written by [Uri Shaked].

The simulator looks much like the standard IDE, so there isn’t much to learn. You can select from several targets, including a UNO R3, a MEGA 1280, a MEGA 2560, or a NANO V3.

Arduino simulator window. The Arduino Sketch (code) is simple and flexible. The Delay at the end of the Loop procedure is added deliberately to avoid possible switching errors. The delay of 250ms woks ...

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