Newbiehack-LCD Displays And Leds-LCD-20X4

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16x2 LCD (Liquid Crystal Display)

$12.50

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128x64 OLED Display Yel/Blu

$17.95

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Single Red Through Hole LED (Light Emitting Diode)

$0.34

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Single Green Through Hole LED (Light Emitting Diode)

$0.34

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Single Yellow Through Hole LED (Light Emitting Diode)

$0.34

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Thumbnail: quad buffer line driver 74HC126E

Quad Buffer Line Driver (Through Hole)

$0.69

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USB 2.0 Cable 10 Foot Type A Male to Type B Male

USB 2.0 Cable Type A Male to Type B Male - 10 FT

$4.80

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3 Foot USB Cable Type A to USB Cable Type A

USB Cable Type A Male to USB Type A Male - 3 FT

$2.65

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20x4 LCD (Liquid Crystal Display)

I2C version of the 20x4 LCD display (back)

Introduction:

This is a good device for displaying information. You have 4 lines and 20 characters per line on this LCD.

Description:

LCDs (Liquid Crystal Displays) are great devices to show information. Here is the technical data on what the LCD likes to get from the microcontroller, but you only need to watch my video to understand how this device works.

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Learn about the 20x4 LCD (Liquid Crystal Display)

On Paper: Understanding the Character LCD (Liquid Crystal Display)

The LCD is an output device that can display actual alphanumeric characters.

Programming: Displaying Simple Characters to the LCD

The AVR microcontroller is programmed to show simple characters on the LCD (Liquid Crystal Display). The pin functions are defined so the microcontroller can easily access these pins with an understa...

On Paper: Converting a Number to a String for Display on LCD

To be able to send a number as a string to the LCD that comes from a variable, a function must be used to convert the number to a string. Two functions are available for this: itoa and dtostrf. Itoa...

Programming and Result: Creating a Functions to Display a Number or String at a Specified Location on the LCD

Using the commands and sending characters to the LCD to put a number on the screen at a specified location takes a few lines of code, where this is not necessary. The code can be put into a function ... Includes Code

Programming: Displaying Labels on the LCD using the Send_A_StringToMrLCDWithLocation()

Adding a label to the LCD is simply sending a string of data to the LCD. The Send_A_StringToMrLCDWithLocation(x, y, string) is the function that we will use that is part of the MrLCD.h file. Includes Code

Learn the Fundamentals of Mechatronics!

20x4 LCD (Liquid Crystal Display)

Learn about the 20x4 LCD (Liquid Crystal Display)