Hima Tammineedi Ian Lawson

NXT

What is an NXT?

Produced by Lego Mindstorms Robotics

System 32-bit AT91SAM7S256 main microprocessor

(256 kB flash memory, 64 kB RAM) 8-bit ATmega48 microcontroller @ 4 MHz (4

kB flash memory, 512 Bytes RAM)

Physical Features

4 input/3 output ports 100x64 pixel LCD Black & White Bluetooth Speaker 4 button UI Powered by 6 AA batteries or

rechargeable battery pack

Programming

Programmable in many languages NXT-G LabVIEW RobotC NXTGCC MATLAB Many more….

Read input from sensors/Output values to motors or servos

How it relates to our class

FFs Dot matrix display Motors/Sensors A/D – D/A conversion Op-Amps Microcontrollers

How it relates to the rest of the world

Introduces children to programming Inspires creativity Can make simple robots that do helpful

tasks

High Level Block Diagram

And now for a demo…