Infrared remote control technology

IR remote control

General info

• A Remote Control Study
• Infra-Red Remote Control and Data Transmission - an introduction to photodiodes, load circuits and application, pdf file
• Inside TV Remote Control
• IR and RF Signals - Today both IR (Infrared) and RF (Radio Frequency) signals are used throughout the A/V industry for communications, control, audio broadcasting
• Remote Control Repair
• Repair Your Remote Control Keys
• U-OFA-URC: The Unofficial One-For-All Universal Remote Control Pages
• Wireless vs. Wired: Modulated and Unmodulated IR

Circuits

Repeaters

• 40 kHz TV-VCR light source repeater - designed to be placed directly in front of a standard TV or VCR remote to amplify the IR pulses to 10 timers stronger to operate a TV or VCR over three times the normal distance, pdf file
• Infra Red Remote Control Extender
• IR Remote control repeater circuit - also information about computer interfacing
• IR Remote control through the phone line - IR remote extended by phonelines, telephone company might not like this
• Long Range Infrared Remote by Boondog Automation, gives 8-20 ft of wireless control
• Remote Control Extender Mk1 - Originally published in Electronics in Action, January 1994
• Remote Control Extender Mk2 - Originally published in Electronics and Beyond (The Maplin Magazine), February 1997

Build a remote controller

• A Universal Infrared Remote Control - build your own IR remote based on Atmel 89C2051
• Micro based PIR to IR remote converter - an automatic system which starts the VCR recording and stops four minutes after the last PIR event
• Remote control for Sony A/V equipment - PIC based remote controller for IR and wired Control-S bus

Transmitter and receiver combinations

• Infrared Cordless Headphone - low-cost project one can reproduce audio from TV up to 6 meters
• Infa-Red Remote Control - simple circuit which controls one relay output
• Infrared Remote Control - allow you to turn on any piece of equipment that operates on 115 volts ac
• Infrared Remote Control - will allow you to turn on any piece of equipment that operates on 115 volts AC
• Infrared remote control shutter release system
• Remote Control Lighting - IR transmitter, receiver, switch and light dimmer

Receiver circuits

• 40 kHz light receiver is immune to ambient light - you can achieve a range of several hundred feet with a standard TV or VCR remote control module, pdf file
• IR Receiver for Sony Remotes - receive signals from a standard Sony remote control and send the code bytes(2) received to an RS-232 port, based on PIC 16C84
• Simple Sensitive Remote Control Tester - handy gadget for testing of infrared (IR) based remote control transmitters used for TVs and VCRs , based on commercial IR receiving module
• Single IC forms sensitive modulated light receiver - a very inexpensive C-MOS IC that is connected to a small photodiode provides high sensitivity under high ambient light conditions, pdf file

Misc circuits

• Collection of IR circuits - IR remote transponder, 40 kHz clock, night scope, IR remote decoding
• IR Remote Control Tester - measures the relative intensities of different Infra red light sources
• IR Remote Toggle Switch - Use ANY infra red remote to toggle this switch on or off. Relay output.
• Micro power 40 KHz burst laser diode driver - laser tag or simulated combat games can use this circuit to send short bursts of modulated laser light at the opponent's vest, equipped with a matching light receiver, operates from three 1.5v cells (4.5v) that should provide enough energy for about 200,000 shots, pdf file
• Modificiation for Sony STR-G3 receiver to add IR remote capability
• TV remote control blocker - this pdf file includes also some other funny circuits
• Use A PIC12C508 To Emulate An MM53200 Coder/Decoder

Computer interfaces

Combined receiver and transmitter circuits

• A Serial Infrared Remote Controller - a simple, cheap device that can be connected to any serial port to control most components that have infrared remote controls, includes schematics for receiver and transmitter
• Infrared Remote Control of your PC is easy! - article and circuits
• IR Toggle Switch - a simple circuit which can switch a relay off/on by pressing any key on any IR remote controller
• Linux Infra-red Remote Control (LIRC)
• PC IR Remote Control
• Serial Infrared Controller - zipper demo file from Dunfield Devellopment System
• Universal IR Controller for a PC

Transmitters

• Computerized Infrared Remote - control your stereo, TV and VCR from Windows, includes schematic and software
• Infrared Remote Home Control software Remocon-Con for Windows98 - able to fire remote control signal through built in infrared port (IrDA) that is of notebook personal computer standard equipment
• TechnoMote - IR controlling software for Windows 95, 98 and NT 4, works with Earle F. Philhower's parallel port computer infrared interface
• The Next to Minimal InfraRed Transmitter for PC - very simple circuit and program, designed for Sony equipments but the source code can be modified for other systems

Receivers

• RMT32 Remote Control Add-On
• Hauppauge remote to Irman conversion - how to convert cheap Hauppauge IR remote controller to Irman compatible IR remote and receiving system, text in Finnish
• Infra Red (IR) Interface with Windows CD Software - use infrared technology to remotely control a CD-ROM drive with an audio CD
• Infrared Remote Control Of Your PC Is Easy! - simple device that connected to the computer serial-port enables the reception of infrared codes emitted from any commercial remote control unit and with a little Windows program the computer learns to recognize sequences and simulates key pressing or executes a program
• IR Receiver on Breadboard - simple IR receiver for PC serial port
• LIRC interface circuit - receiver for Linux IR remote controlling
• Modified version of computer IR receiver published in MikroBitti
• Receiver Circuits - wiring IR modules to PC serial port
• Universal Infrared Receiver - a small (1x2x1 inch) device that allows you to control your PC with the remote from your TV, VCR, CD or Stereo, based on PIC 12C509, connects to RS-232 port, also version for PIC 16C84

Software

• Evation IrMan Software - directory of software packages for IrMan and compatible IR receivers for Windows, includes plugins for Winamp and Powerpoint
• Girder - program that receives the codes from the Universal Infrared Receiver (UIR) or the IRman and translates them into actions in your Windows computer
• IRAssistant - shareware software for controlling your PC remotely, can emulate mouse actions, launch applications and send command sequences (macros) with an ordinary remote controller, can be used with many different IR receiving modules, for example with populat Evation Irman infrared receiver (or compatible), works also with joystick or GSM-SMS
• IRControl for Windoes - software designed basically to launch Winamp player and PC Remote Control with the help of your remote, works with IRMAN - device, or The Universal Infrared Receiver
• LIRC - inux software package that allows you to decode and send infra-red signals of many (but not all) commonly used remote controls
• PC Remote Control - software that lets you remotely control your computer from the serial port (RS-232), works with many IR receivers
• uICE - The universal Infrared Control Engine - remotely controls many Windows procedures such as executing/closing applications, simulating keyboard input, adjusting audio volume and shutting down your machine by receiving commands from infrared or fm remote control receiver hardware connected to your computer
• WinLIRC - Windows equivalent of LIRC, the Linux Infrared Remote Control program which allows reception of IR signals with very simple receiver circuit

Product information

• Remote control Winamp and more - information on an inexpensive Irman IR receiver product, Winamp remote control plug-in, also Linux support planned
• The Red Rat - microprocessor based IR remote control kit, receives and transmits
• Zig's Amazing IR Remote Control Page - information about some IR control products and One For all remote control serial protocol

Misc

• The InfraRexx Project - a free hardware and software project that allows your Amiga to control external devices and vice versa, via infrared signals

Control protocols

• Decoding IR remote controls
• IR Standard Codes - control codes for Sony, Denon, Japanese format and some other
• C546 Project: An analytical study of IR signals used by a SONY remote control - includes unteractive animated demonstration of remote control operation and signals
• Sony remote control protocols information

Components

• 8-Bit Micro For Remote Control Transmitters (PCA84C122/222/422/622/822) - pdf file
• GP1U52X Infrared Receiver/Modulator - sold by Radio Shack at cat. No. 276-0137
• SAA3049A Infrared remote control decoder IC - check and convert the received coded data (RECS80/RC5) into latched binary outputs
• Sharp Infrared Products - component datasheets
• Shartp IR Sensor Hack for Analog Distance Measurement - paper in pdf format

Related pages

• IrDA page
• Optoelectronics page