User Manual

51
LCD1602 connection: connect pin RS to digital pin 4; R/W to GND; E to digital pin 5; D4~D7 to
digital pin 9 to 12; VSS to GND; VDD to 5V; A to 3.3V; K to GND
Potentiometer connection: Connect the middle pin to VO of LCD1602 and any other pin to
GND
Step 2: Program (Please refer to the example code in LEARN -> Get Tutorial on our website)
Step 3: Compile
Step 4: Upload the sketch to SunFounder Uno
Now, you can see the value of the current temperature displayed on the LCD.
SunFounder