Datasheet

2
revolution
(c) Copyright Revolution Education Ltd. Web: www.picaxe.co.uk Version 1.1 04/10
BOT120.PMD
BOT120 PICAXE-20X2 MICROBOT
Contents
Microbot Overview 1
PICAXE Programming System 1
Microbot Power Supply 1
BOT120 Microbot Contents List 3
The Microbric Connector 4
Assembly 1 – Motherboard Panel 5
Assembly 2 – Battery Box 6
Assembly 3 – Motor Housing 7
Assembly 4 - Motors 7
Assembly 5 - Wheels, Tyres and Rear Skid 9
Assembly 6 - Line Tracker 10
Assembly 7 – Bumper Switches 12
Assembly 8 - Pen Holder, Servo and SRF005 Modules 14
Fully Assembled Microbot 14
Motor Trouble Shooting 15
Programming Software 16
Programming Cable 16
Download Hard Reset 17
PICAXE-20X2 Pin Connections 17
PICAXE-20X2 Microbot Pinout Table (Logicator) 18
PICAXE-20X2 Microbot Pinout Table (Programming Editor / AXEpad) 19
Programming Example 1 - LED Eyes 20
Programming Example 2 – Push Button Switch 21
Programming Example 3 – Bumper 22
Programming Example 4 – Piezo Sounder 23
Programming Example 5 – Motors 24
Programming Example 6 – Line Tracker Testing 27
Programming Example 7 – Line Tracker Program 28
BOT121 Microbot Sensors Pack 29
Assembly 9 - Infra-red Receiver (IR RX) Module 31
Assembly 10 - Infra-red Transmitter (IR TX) Module 31
Using the TVR010A Infra-red TV Style Remote 32
Programming Example 8 – Infra-red Receiver 33
Programming Example 9 – Infra-red Transmitter 34
Assembly 11 - LDR Light Sensor Modules 35
Programming Example 10 – Testing LDR Light Sensors 35
Programming Example 11 – Light Follower 36
SRF005 Ultrasonic Range Finder 38
Assembly 12 - SRF005 Ultrasonic Range Finder 38
Programming Example 12 – Testing SRF005 39
Programming Example 13 – Using the SRF005 40
BOT123 Servo Upgrade Pack 41
Assembly 13 - BOT123 Servo / SRF005 Servo Adapter 42
Programming Example 14 – Using Servos 42
BOT127 Line Tracker / LED Upgrade Pack 44
Appendix 1 - Home Made Sensors 45
Appendix 2 - BOT120 Microbot Motherboard Schematic 46
Appendix 3 - BOT120 Sensors Schematic 46
Appendix 4 - BOT121 Sensors Pack Schematic 47
Appendix 5 - BOT123 Servo Pack Schematic 47
Appendix 6 - Advanced PIC (Non-PICAXE) Programming 48
Appendix 7 - Copyright and Trademarks 49
BOT110 Versabot - Microbot’s ‘big brother!’ 49