All drawings are in Eagle format. Uses a Wemos D1 and 5 arduino Nano's. I2C communications between the Wemos and the Nano's with the Wemos handling the network connection via WiFi. An LCD can be added ...

you'll need to connect the LCD directly to the Arduino using its parallel interface. Below is a guide to help you achieve this: Arduino board (e.g., Uno, Mega, Nano) 16x2 or 20x4 LCD module with an ...

The Arduino Nano board is mounted on the bottom side, and the LCD is on the top side of the board ... You should use a UFL-to-SMA-F connector to connect your antenna to the board. Figure 10 shows this ...