“RHT Device is a very simple relative humidity and temperature sensor that shows the data in the screen. The project was chosen to test the I2C communication of the PIC18F14k50.
Supplies:
You will need the following components (For V1 revision):
- 1x PCB v1 (Thanks to PCBWAY to sponsor this project!)
- 1x HTU20D(F)
- 1x PIC18LF14K50-I/PT or PIC18F14K50-I/PT
- 4x NPN 600mA
- 4x 220 Ohm resistor (0805 metrics)
- 4x 4K7 Ohm resistor (0805 metrics)
- 5x 10K Ohm resistor (0805 metrics)
- 1x Buzzer 5V
- 3x 100nF Capacitor (0805 metrics)
- 1x CR2032 Battery Holder
- 1x 4-Display 8 digits (3461AS)
- 1x Tactile Push Buttons
- 1x ZLLS410TA diode”