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Introduction to Scratch 4 Phiro

Learners will be introduced to using Scratch programming language to program & control Phiro robot.

Objective

By the end of this lesson, learners will be able to

  • connect Scratch software to Phiro hardware via Bluetooth
  • become familiar with Scratch extension blocks for Phiro
  • be introduced to creative coding with Phiro & Scratch by exploring example program
  • Imagine possibilities of their own Scratch-based creative coding of robots
Subjects

Robotics, Coding

Age

9 & above Years

Duration

30 min

Robot & Accessories Needed

Phiro Pro robot

Software

Click here to get SCRATCH4PHIRO

Review

Intro to Robotics & Coding
User Manual
Click here to learn about Scratch Blocks

  • step1
  • step2
  • step3
  • step4
STEP 1

Understanding Scratch 4 Phiro

Scratch is a programming environment that allows you to create stories, games and animations. You can now use Scratch to connect to the physical world by programming Phiro robots.

STEP 2

Connect my Phiro to Scratch

  • Turn on Phiro
  • Press Phiro's Mode button till Bluetooth is enabled (Blue LED will glow in Phiro Display Panel)
  • Select Bluetooth on your computer
  • Click "Add a Bluetooth Device" option

  • Now select Phiro Bluetooth and Pair
  • (Enter Pass Code: 1234)
  • Wait for Phiro to connect with computer. Note down the Com Port when computer Bluetooth pairing with Phiro.

Connect my Phiro to Scratch

  • Download Scratch 4 Phiro on your computer

  • Open the Scratch 4 Phiro icon on your desktop
  • Choose one of the two com ports and Connect

  • Click More blocks to find Phiro blocks and check connection status.

  • If GREEN, Phiro is connected to Scratch, if RED, Phiro is not connected.
  • Also You will know Phiro is paired when both Green LED glows next to Blue LED on Phiro Display Panel)

STEP 3

Explore Scratch 4 Phiro Blocks

Green colour indicates that Phiro is connected to Scratch


Phiro LED Light Blocks
Left LED & Right LED
Range : 0 to 255 (0 is no light, 127 is 50% light, 255 is max light)


Phiro Motor Blocks
Left Motor & Right Motor
Range : 0 to 255 (0 is no speed, 127 is 50% speed, 255 is max speed)

Phiro Sensor Blocks
Range → 0 to 1024
Detect Black → High value
Detect White → Less value

STEP 4

Example Program 1

Create a program in Scratch to move Phiro forward for 1 second and stop.

Click the Green Flag and watch Phiro act out your code!

What can you make Phiro do next?

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