Lcd 4-bit with Explore M3
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In this tutorial we will see how to interface lcd in 4-bit mode using the explore Embedded bare metal libraries.
At the end will see how to use 16x1, 16x2 and 40x2.
The libraries can be used on different platforms like Keil, ARM GCC, GCC And Eclipse etc.


Prerequisites

Please check this tutorial for detailed explanation on LCD.
If you are doing it for the first time, then check the below links to setup the project for generating the .bin file.

  1. Keil4 Setup
  2. Keil5 Setup
  3. ARM GCC Setup
  4. Eclipse & ARM GCC Setup



Hardware Connection

RS RW EN D0 D1 D2 D3 D4 D5 D6 D7
5 6 7 P_NC P_NC P_NC P_NC 12 13 14 15

}

  • P_NC: Pin Not Connected




Code

Below is the sample code the blink the LED connected to pin 13.

Demo
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