How To Solve The Problem When The Contrast Of LCD Is Not Good?
Introduction
LCD screen can display screen information with high speed, high brightness and high contrast, so it is the mainstream display equipment at present. When the contrast of LCD is not good, the problem can be solved by adjusting the voltage value of LCD.
Details
LCD screen can display screen information with high speed, high brightness and high contrast, so it is the mainstream display equipment at present. When the contrast of LCD is not good, the problem can be solved by adjusting the voltage value of LCD.
The steps are as follows:
The SS or VEE is connected to the 3-pin of the adjustable potentiometer, the VDD is connected to the 1-pin of the adjustable potentiometer, and the VO is connected to the middle pin of the adjustable potentiometer to adjust the potentiometer to brighten or darken it (the adjustable potentiometer chooses 10k ohms-30kohm).
