Here’s a way to program an Arduino wirelessly while still using the stock IDE. It uses an alternative bootloader called SuperDuplex along with an IR receiver like the ones used for TV remotes.

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The … ...

Upload the code to the Arduino Nano using the Arduino IDE. 5. Test and Calibrate: After uploading the code, test the frame to make sure everything is working correctly.