How to create custom characters for LCD 1602?

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How to create custom characters for LCD 1602?

LCD 1602 is a popular character display module that allows users to display custom characters. Here's a step-by-step guide on how to create custom characters for LCD 1602.

Step 1: Draw your characters.

The first step in creating custom characters for LCD 1602 is to draw the characters you want to display. You can use any drawing program, such as Adobe Illustrator or Microsoft Paint, to create your characters.

Step 2: Convert your characters to binary format.

Once you've drawn your characters, you need to convert them to binary format. This can be done using a binary converter tool, such as the one available on the Arduino website.

Step 3: Open the Arduino IDE.

Next, you need to open the Arduino IDE and create a new sketch. In the sketch, you will need to include the necessary libraries and define the custom characters you created in Step 2.

Step 4: Define your custom characters.

To define your custom characters, you will need to use the createChar() function provided by the LiquidCrystal library. This function takes two arguments: the index of the character you want to define (0-7) and an array of eight bytes that represent the pixels of the character.

Step 5: Upload your code to the Arduino.

Once you've defined your custom characters, you need to upload your code to the Arduino board. Make sure the LCD module is connected to the correct pins on the board.

Step 6: Display your custom characters.

Finally, you can display your custom characters on the LCD module using the lcd.write() function. To write a custom character, you will need to use the index of the character you defined in Step 4.

Conclusion.

Creating custom characters for LCD 1602 is a simple process that involves drawing your characters, converting them to binary format, defining them in the Arduino IDE, and uploading the code to the Arduino board. With these steps, you can display any character you want on your LCD module.

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