How to add a touch screen to your Raspberry Pi projects

Monitor with attached keyboard and mini screwdriver

You simply want a Raspberry Pi, a contact display screen and a screwdriver.

Adrian Kingsley Hughes/ZDNET

You in all probability already know How numerous are Raspberry Pi computer systems. However you will not actually get to expertise the true energy and suppleness of this platform till you add a monitor.

And never any outdated display screen, however a contact display screen.

Here is what it’s good to do to construct a contact display screen laptop with a Raspberry Pi.

First, you want a file Raspberry pie. That is simpler mentioned than executed since they’re in it In brief providehowever store round and you may possible discover one (this is ZDNET’s tip for The place to purchase a Raspberry Pi 4 and its options).

When you’ve got an older Raspberry Pi 3, you should utilize it with this display screen.

additionally: These are the three Raspberry Pi equipment that I’ve to personal

That is mine – it is 8GB Raspberry Pi 4B.

Raspberry Pi 4 in a box

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Then you definately want a present.

There are a selection of shows, however the one I am utilizing right here is the one Official Raspberry Pi 7 inch 800 x 480 pixels contact display screen.

This, plus a Phillips screwdriver, is the naked minimal you want, however I went a little bit additional and added a case as nicely.

The case helps shield the Raspberry Pi and display screen from injury, and makes it really feel like a correct laptop slightly than a homebrew challenge.

Now that you’ve all of the components you want, this is the method for including the contact display screen to your Raspberry Pi.

1. Join the all-important ribbon cable

A finger next to where the ribbon cable connects to the display controller on the left edge

Join the ribbon cable to the monitor console.

Adrian Kingsley Hughes/ZDNET

Mounting the monitor is fairly straightforward, however the first half can be the tough half as a result of it entails utilizing the tiny ribbon cable.

To attach the ribbon cable to the connector on the show, first discover the show connector. There’s a small grey plastic tab on this connector that ought to slide again to permit the ribbon cable to be put in. Push the ribbon cable in so far as it should go after which press the grey tab again into place to safe the ribbon cable.

additionally: I’ve simply solved one among my greatest complications with my Raspberry Pi

The ribbon cable in my equipment had a blue facet, and the directions mentioned to have that facet going through the circuit board. The ribbon cable could also be totally different, so test your directions.

2. Join the Raspberry Pi to the show console

screwdriver on the edge of the display board

Connect the Raspberry Pi to the show board.

Adrian Kingsley Hughes/ZDNET

Subsequent, I mounted the Raspberry Pi to the board, and connected it with the 4 screws.

You needn’t tighten these screws!

3. Join the jumper wires

Four wires of different colors are connected to the side of the monitor's control panel

Connecting wires provide energy to the monitor.

Adrian Kingsley Hughes/ZDNET

I additionally wanted to attach 4 jumper wires to the monitor management board. It would not matter which coloration you connect with, however it’s good to know which one since you’ll want to attach them to the suitable pin in your Raspberry Pi in a bit.

For reference, listed below are the 4 connectors and which pin on the Raspberry Pi they want to connect with:

  • 5V -> Pin 2 or Pin 4
  • GND -> pin 6
  • SDA (knowledge) -> pin 3
  • SCL (clock) -> pin 5

Trying on the Raspberry Pi board with the writing in the correct path, pin 1 is on the 40-pin connector alongside the highest on the underside left, and pin 40 is on the highest proper.

4. Join this vital ribbon cable to the Raspberry Pi

The ribbon cable is attached to the left edge of the Raspberry Pi

Join the opposite finish of the ribbon cable.

Adrian Kingsley Hughes/ZDNET

Keep in mind the ribbon cable you related to the monitor console?

Now it is time to join the opposite finish to the Raspberry Pi. The method is identical for connecting it to a show controller.

5. Match every part into the case

A screwdriver closes the transparent case containing the Raspberry Pi and the display

Put every part within the case.

Adrian Kingsley Hughes/ZDNET

Subsequent, I inserted the whole set into the case. It took a little bit fiddling to get the display screen into the case correctly, however every part appeared to fall into place as soon as the screws had been put in. You may inform when it’s in place appropriately as a result of the ports will line up with the cutouts.

Clear case showing cutouts for the ports

What does it seem like when every part traces up.

Adrian Kingsley Hughes/ZDNET

Once more, you needn’t overtighten these screws.

6. You are executed!

You have added a contact display screen to your Raspberry Pi! Energy in your Raspberry Pi and replace the software program, and also you’re able to take your initiatives to the following stage.

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