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1Keep in mind the schematic
Following this diagram can seem very complex for a beginner, but you need only to pay attention to the pins and their position (if you prefer you can also download the file with the diagram).
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2Build up the tin maze!
Following the path described in the diagram connect the jumpers to pins using the soldering iron, if you are a beginner you can use also the breadboard.
At the end of this instruction you should have a structure very similar to a maze.
Like this...
Remember if want to manage the output cables in a more ordinated way you can use also JTS connectors like these
connecting the jumpers to their pins.
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3Test your prototype!
Now your prototype is ready to be tested, so connect it to your microcontroller and run this script always paying attention to the connections
#include <LiquidCrystal_74HC595.h> #define DS 8 #define SHCP 6 #define STCP 7 #define RS 7 #define E 5 #define D4 4 #define D5 3 #define D6 2 #define D7 1 LiquidCrystal_74HC595 lcd(DS, SHCP, STCP, RS, E, D4, D5, D6, D7); //Pins association void setup() { lcd.begin(8,2);//Defining columns and rows } void loop(){ lcd.print("Hello World!");//Printing the message }
If the code is not very clear here I'll include the file in the files section.
The current code is written in C++.
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4Enjoy and create!
Finally, you should be able to print messages on the LCD
using your own shield, I hope that all the instructions were clear, this is my first article on hackaday.
I really that this article will help someone.
Goodbye makers!
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