Arduino + LCD
Liquid Crystal Display -- Simple DemoDIY LCD support board with contrast VR
Fig.1The Arduino UNO R2 with LCD.
Fig.2The DIY Support Board.
Program
Fig3. The LCD program.
The Pins Layout
* LCD RS to pin 12
* LCD Enable to pin 11
* LCD D4 to pin 7
* LCD D5 to pin 6
* LCD D6 to pin 5
* LCD D7 to pin 4
* LCD R/W to ground
* 10K VR: ends to +5V and ground, wiper to LCD VO
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