There are only four components: an Arduino Nano, a DS3231 RTC module, a SSD1306 128×64 OLED module, and a momentary pushbutton.

The PCB manufacturing for the Arduino Nano currently places components on both sides of the board, requiring two operations for solder paste, pick-and-place, and reflow.

1 x PCB Nano ESP32 1 x Arduino Nano ESP32 with pins 1 x 1000 µF condensator 1 x 470Ω resistor 1 x 10kΩ resistor 1 x diode 1N5817 1 x 2-pin female connector (LDR) 1 x 5-pin female connector (Rotary) 1 ...

Arduino clock software for voltmeter clock build. This code is for driving an Arduino board, in my particular case a Arduino Nano. The hardware associated with this code for my use is: Genuine Arduino ...

In this particular project, I contemplated a shield for Arduino Nano, which can gather weather-related information by a built-in BMP280 Temperature and Pressure Sensor, a photoresistor, and a ...