Technical Specifications | Radio Shack Mobile Robot instruction

Technical Specifications

Body: .062 aluminum - cut, punched, and formed.

Configuration: 3-wheel, front wheel drive, rear wheel steer.

Dimensions: 10" x 10", 5" tall, 2-1/4 lbs.

Payload capacity: 1 lbs.

Wheel size: 3.25" diameter.

Drive Motor: 12 volt DC gear motor, 74 full load RPM, 1.6 amp full load current.

Quality machined wheel coupling and bearings.

Optical wheel encoder for distance measurement

Encoder: 20 counts per revolution - 2 per inch of travel (1/2” resolution).

Motor driver: H bridge - 1 amp max.

Speed control: Pulse Width Modulation.

Controller PCB size: 2.1" x 6"

Steering Motor: Standard size RC servo motor.

Power source: 8-AA cells in removable pack.

Runs on 8 AA-cell batteries for 5 hours or more.

Current draw: 50ma at standstill, 200ma with motor running typical.

Coprocessor: PIC16F84 for motor control.

Expansion connector - 40 pin (2x20) IDC .1 centers.

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Radio Shack Mobile Robot manual Technical Specifications

Contents

Assembly and User Guide ARobot Mobile Robot Connectors Introduction About ARobotBasic Stamp II Control Computer Feature List What You’ll Need Technical Specifications Precautions Component Locator Controller Glossary of Terms Glossary of Terms Glossary of Terms Assembly Overview Parts Quantity Description Used ForAbout Screw, nut, and washer sizes Parts Motor Brackets Paint Primer PaintingSanding Finish Coat Whiskers SummaryHow it Works Whisker Detail Full Scale Whisker Wire Pattern Drive Motor and Brackets Encoder Sensor Front Wheel Assembly Steering Motor and Rear Wheels Steering Motor Mounting Wheel and Axle Steering System Controller Board Battery Pack Don’t install batteries yetSummary Don’t install batteries yet Body Cable Finishing Up Basic Stamp II Installation About the Controller BoardProgramming USB Port Cable to your PCPC Editor/Downloader Software Programming Note Test Program TEST.BS2 Steering Adjustment Program STRAIGHT.BS2Programs Wander Program WANDER.BS2 About the Controller Board Power On/Off Switch Reset ButtonBatteries LED indicators Speaker Push Buttons and Jumpers switches Drive Motor and Encoder Steering Motor Coprocessor Command Summary Example !1M11200E7 RC Servo Motor and Steering Motor Control Coprocessor Communication Rules Hexadecimal, Binary, Bytes, Words, etc Serial Port J12 Battery Connector J9Body Connector J8 Pinout Powerful Connector J11 RC Servo Motor Connectors J2-J5Drive Motor Connector J10 Voltage 12 volts Maximum Current 500ma Pinout Expansion Connector J1 Expansion Port RC Servo Motor Signals Expansion Port Circuit Examples Digital Inputs Switch Input ExampleDigital/Power Output Sensor Input Example Analog Inputs Basic Stamp II light sensor example code Coprocessor Network Expansion Communications Using Other Controllers Using ARobot’s controller as a coprocessorCabling between ARobot’s controller and another controller Suggested Reading Component Suppliers Stock Drive Products Sava IndustriesSmall Parts SuperCircuits Internet Robot Resources Web Sites Internet News Groups Newsgroup NameDescription Troubleshooting Warranty Information Arrick Robotics Robotics.com