This consists of different variations of the Nano, such as the Nano ESP32, Nano 33 BLE, and Nano 33 IoT. The Arduino Nano itself ... However, their pinouts are surprisingly similar in most aspects.

Despite the differences in size and microcontroller, the Arduino Nano and Micro share some similar pinout configurations. They both have two GND pins, two reset pins, one AREF pin, and three power ...