LCD Interface with PIC18F4520 Starter Board


In this tutorial we will see how to interface alpha-numeric LCD with PIC18F4520 starter board.


LCD pin Connection

Starter board comes with on board header to connect 1x16,2x16 or 4x20 LCD in 4-bit Mode.
Below table shows the LCD pins connection.

RS RW EN D0 D1 D2 D3 D4 D5 D6 D7
PB_0 PB_1 PB_2 P_NC P_NC P_NC P_NC PB_4 PB_5 PB_6 PB_7
  • P_NC: Pin Not Connected


Code

LCD 1x16

LCD 2x16

LCD 4x20

Demo

The images below shows 16x2, 16x1 and 20x4 LCD's interfaced with starter AVR.
Pic16f877a 1x16 LCD.JPG

  • Pic16f877a 2x16 lcd.JPG
  • Pic16f877a 4x20 lcd.JPG


Downloads

Download the complete project folder from the below link: https://github.com/ExploreEmbedded/Pic16f877a_ExploreStarterPIC/archive/master.zip


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