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Arduino nano and IO shield - really basic stuff; just how to plug in power to IO - General Electronics - Arduino Forum
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Problems powering Arduino Nano trough VIN pin using 9V DC adapter - General Electronics - Arduino Forum
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KS0547 Keyestudio NANO PLUS Development Board Compatible with Arduino NANO(Black and Eco-friendly) - Keyestudio Wiki
![Am I doing something wrong here? I thought that "VIN" pins served the same function as USB connections to a computer (power-wise that is), but I pumped 3.3V into my Nano 33 Am I doing something wrong here? I thought that "VIN" pins served the same function as USB connections to a computer (power-wise that is), but I pumped 3.3V into my Nano 33](https://i.redd.it/zltfr047r1d71.jpg)