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1. PC control using TV remote Presentation Transcript
• 1. GROUP MEMBERS: MAYUR VITHALANI MRUNAL UPADHAYAY
GAURAV TELI MAYANK SHARMA NIDHI PANCHAL UNDER GUIDANCE OF
MRS.RASHMI BHATIYA Muchhala Polytechnic
• 2. PC Control using TV remote
• 3.  COMPUTER’S MOUSE-TV’S REMOTE.  IMPLEMENTS RC5 PROTOCOL ON MICROCONTROLLER.
 DECODED AND SEND TO PC SOFTWARE.  TWO MODES OF OPERATION.
Introduction
• 4. Mouse control mode Respective Remote Key Function 1 Left Click 2 Move up 3 Right
click 4 Move left 5 Move down 6 Move right Volume + Increase speed Volume - Decrease
speed Power Toggle mode.
• 5. Windows Media Player mode Respective Remote Key Function 1 Previous song 2
Play/Pause 3 Next song 4 Full Screen/Normal Screen 5 Stop Volume + Increase volume
Volume - Decrease volume Power Toggle mode.
• 6.  THE FINAL RELEASE-1998.  3RD GENERATION PROGRAMMING
LANGUAGE.  SIMPLICITY.  IMPORTANCE OF VB. Visual Basic:
• 7.  REMOTE.  TYPE OF REMOTE.  REASON FOR USING PHILIPS REMOTE.
 SPECIALIZED IC, PHOTO-DIODE, AMPLIFIER AND FILTER. Transmitter used:
• 8.  WORKING PROTOCOL. MANCHESTER CODED BIT STREAM.  ONEWAY COMMUNICATION LINK.  BATTERY. Working Principle of Transmitter:
• 9. Block diagram
• 10.  RECEIVER USED.  CONSTRUCTION.  MAIN FEATURES:  Power
Consumption.  Electrical field disturbance.  Data transmission. IR Receiver:
• 11.  CONTROLLER USED.  FEATURES:  Memory.  Ram.  Programmable lines.
 Timers/counters.  Power saving modes.  Multi function pins. Microcontroller:
• 12.  INTRODUCTION.  FEATURES:  Operating supply.  Low supply current. 
Applications. IC MAX 232:
• 13. Circuit diagram
• 14. Power Supply:
• 15.  DEVELOPED BY PHILIPS.  14 COMMAND BITS: o A start bit. o A field bit. o A
control bit. o Five bit system address. o Six bit command. RC-5 Protocol:
• 16.  START BIT- SETS THE PROPER GAIN.  FIELD BIT-DETERMINES FIELD OF
SENT COMMAND.  CONTROL BIT-TOGGLES WITH EACH BUTTON PRESS.  5
SYSTEM ADDRESS BITS-SYSTEM USAGE.  6 BIT COMMAND-REPRESENTS RC5 COMMAND. Info:
• 17. Utility of Project:
• 18.  PHYSICALLY BEING IN FRONT OF COMPUTER.  REDUCED
PRODUCTIVITY COST.  BT CONNECTIVITY.  REQUIREMENT OF MOUSE PAD.
 ABSENCE OF BT DONGLE. Advantages:
• 19.  ELIMINATION OF SPECIFIC REMOTE.  CONTROLLING VARIOUS
APPLICATIONS VIZ. o For entertainment purpose, o Browsers, o Players like i-Tunes, etc.
Future scope:
• 20. 1. TV REMOTE WITH RC-5 PROTOCOL. 2. PC/LAPTOP. 3. WINDOWS MEDIA
PLAYER. 4. 9 PIN PORT Requirements:
• 21. Troubleshooting:  Troubles faced. Meaning.  Elimination.  Result.

2. • 22. ERROR MESSAGE: Run-time error '8020': Error reading comm device  REASON:
MSCOMM32.OCX At laptops:
• 23.  MICROSOFT CONFIRMATION. DOWNLOAD MISSING COMPONENT:
HTTP://SUPPORT.MICROSOFT.COM/ HOTFIX/KBHOTFIX.ASPX?
KBNUM=957264&KBLN=EN-US Solution:
• 24. Problem with remote:  SYMPTOM: Nothing happens when a button is clicked. 
REASON: Various.
• 25.  REMOTE’S PROTOCOL.  BATTERY.  REPLACE REMOTE. Solution:
• 26.  SYMPTOMS: NOTHING HAPPENS WHEN BUTTON IS CLICKED. 
REASONS: VARIOUS. Problem with Windows Media Player:
• 27. 1. MODE OF OPERATION. 2. REMOTE’S TROUBLESHOOT. 3. WMP 5.0+. 4.
CHECK SOURCE FILE. Solution:
• 28. o BOOKS: 1. THE 8051 MICROCONTROLLER AND EMBEDDED SYSTEM- BY
MAZIDI 2. MASTERING VISUAL BASIC 6.0- BY EVANGELOS PETROUTSOS
Bibliography:
• 29. 1. HTTP://WWW.8051PROJECTS.NET 2.
HTTP://EN.WIKIPEDIA.ORG/WIKI/MAIN_PAGE 3. HTTP://WWW.GOOGLE.CO.IN/
Sites and Search engines: