![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)
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
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Power Arduino nano with the same power supply as the LED's with DC-Stepdown - Classic Nano - Arduino Forum
![sensors - Using a 12V DC adapter to power Arduino nano, 12v Solenoid and an Hygrometer - Arduino Stack Exchange sensors - Using a 12V DC adapter to power Arduino nano, 12v Solenoid and an Hygrometer - Arduino Stack Exchange](https://i.stack.imgur.com/ZxoR1.png)
sensors - Using a 12V DC adapter to power Arduino nano, 12v Solenoid and an Hygrometer - Arduino Stack Exchange
![Arduino Relay Shield Channel | Arduino Nano Relay Shield | Arduino Nano Relay Module - 8 - Aliexpress Arduino Relay Shield Channel | Arduino Nano Relay Shield | Arduino Nano Relay Module - 8 - Aliexpress](https://ae01.alicdn.com/kf/Scddd317305164f4095e9ebe9be74e63fd/8-Channel-12V-24V-Relay-Shield-Module-RS485-PLC-IO-Expanding-Board-For-Arduino-NANO-V3.jpg)