- 160 Baud ALDL Hardware Interface
- 300/1200 baud BAYCOM MODEM (revision and improved)
- 3-axis stepper motor controller for PC parallel port
- 7 segment rolling display using PC
- 8-way relay interface board for PC parallel printer port
- 9-pin null modem cable
- A Serial Infrared Remote Controller
- Analog Signal Acquisition for PC Printer Port
- Apple II/II+/IIe IDE Drive Interface
- Assorted computer interface circuits
- Basic Stamp I & PC Relay Controller
- Bell 202 and CCITT V23 Compatible FSK Modem Circuit
- Build your own iRDA SIR Transceiver (Dongle) using MCP2120
- Building an Infrared Transmitter for Your PC
- CCD linear image sensor to PC parallel interface
- Circuit for interfacing a relay / solenoid to a PC based on a 2N7000 FET
- Circuits to computerize your room/house
- Commodore 64 24-bit parallel port interface with 8255
- Computer Controlled Frequency Counter/Logic Probe
- Computer microphone
- Connect other circuits to PC joystick port
- Connect two CD-ROM drives to one soundcard
- Convert Atari-style joystick to PC joystick port
- Dallas DS1620 based USB Digital Thermometer
- DB-9 Connector to DB-25 (both RS-232)
- DCF77 receiver to PC RS232 serial port interface
- Ericsson phone to PC serial port interface
- Ethernet interface for Commodore 64 computer
- Extremely simple ADC for the PC (parallel port interface)
- Fake Joystick circuit
- Fax to modem interface
- FM radio for a PIC (uses TDA7000 IC which is now obsolete)
- FM radio with PC parallel port interface
- Game boy camera PC serial interface
- General purpose ISA interface card for PC
- Get power out of PC parallel port
- Get power out of PC RS-232 port
- Getting power from RS-232 interface
- GPS receiver (Gamin, Eagle etc) to PC interface cables
- HAMCOM & SoundCard MODEM using serial- or soundcard audio
- HAMCOM (SSTV, RTTY, FAX...) modem using PC-speaker for TX
- HAMCOM (SSTV, RTTY, FAX...) modem using serial audio for TX
- Headphone driving circuit for soundcards
- Hi-Fi PC Speaker System
- Homebuilt RS232 LCD Interface
- Homemade Serial to Nokia MBus Interface on a PCB, without using Zener diodes
- How to construct Garmin GPS receiver interface cables
- How to get power from PC to your circuits
- I2C printer port adaptor
- i2c-tiny-usb, a simple i2c interface for the usb port
- iLINK Interface
- Interfacing 16x2 character :LCD to parallel port
- Interfacing PC sound card to SSB rig
- iRDA interface for motherboard using Vishay TFDS4500
- Isolated Full Duplex RS232C Interface
- Jasmin floppy disk controller schematics
- Laptop Computer Serial Port Power Booster
- LCD2LPT with LIRC (LCD to LPT printer port) interface
- LCD2USB, cheap open source text LCD interface
- Linux Infra-red Remote Control (LIRC)
- Mac Serial Port (RS-422 DIN-8) to RS-232 DB-25
- Mac to HP48 cable pinout
- Machine Independent Parallel Interface
- MIDI cable for Sound Blaster cards
- More accurate PC/AT clock
- MS-DOS EEPROM Programmer
- New and Improved Sound Card Packet Interface tested with PSK31 and APRS
- Null Printer Adapter
- Parallel (Printer) Port Interface
- PC based digital thermometer based around a Dallas Semiconductor DS1621
- PC based Frequency Meter
- PC based thermometer based on Dallas DS1621
- PC electrically isolated RS422 interface using SN75176B or MAX485
- PC electrically isolated RS485 interface using MAX487 or SN75176B
- PC interface for point controller
- PC ISA board containing a Z80 microprocessor (coprocessor card)
- PC ISA Card Random Number Generator
- PC parallel port eight DC power switch cam driver two unipolar stepper motors, lights etc
- PC speaker volume control circuit
- PC thermometer using PC game (joystick) port
- PC-based ISA data acquisition and control board
- PG31 GPS RS232 GPS development board
- PG31 GPS RS232 USB development board
- Pic-Plot GPIB to RS-232 converter
- Pic-Plot2 GPIB to USB converter
- PTT and soundcard interface for the TM255/455
- PTT and/or soundcard interface
- Radio clock for PC's
- Relay interface add-on board for PC
- RFID evaluation kit for PC serial port (PDF)
- RS232 - Lowe HF-225 interface
- RS232 DB-9 switch to flip between two serial ports
- RS-232 line monitor and loopback cables
- RS-232 Protocol Analyser
- RS232 RS485 USB Converter Board
- RS232 serial to USB converter cable circuit schematic
- RS-232 surge protection
- RS-232 to TTL cable
- RS232C Level Converter
- Sanyo 20EZ monitor circuit diagram
- SB-Bus Drivers Introduction and Circuit Diagrams
- Schematic of a standard PC joystick
- Sega 3D glasses interface circuit diagrams
- Serial port temperature datalogger
- Serial servo controller for interfacing hobby servos via RS232 to a PC
- Serial to parallel converter - connect a large number of digital outputs to a PC parallel port
- Short circuit protected power supply from PC 12V supply
- Simple Hankel USB oscilloscope for a PC
- Simple music synthesizer for an ATARI
- Simple Parallel (Printer) Port Interface
- Simple PC SmartCard reader
- Simple PC thermometer for serial port but using R/C network for measurement
- Simple RS-232 serial port buffer circuit
- Simple stepper motor driver for PC parallel port
- Small circuit and PCB layout for recording to PC Sound Monitor / Pre-amp
- SmartCard PC Emulator
- Sound Blaster Microphone Preamplifier
- Stepper motor controller for PC parallel port
- SWTP PR-40 Printer Interface Schematics
- The Great Z80 Computer Project
- The KD2BD Pacsat Modem
- Thermal fan control circuit designed for overclocked PCs
- TiltStick, a motion sensing device (USB interface to accelerometer)
- TM-441 9600bps packet modification
- Transceiver to PC interface with a hardware DTMF detector and galvanic isolation (PDF)
- Transceiver to PC soundblaster interface for digital operating modes (PSK-31, RTTY, SSTV etc)
- USB camera circuit
- USB LCD/VFD Controller Hardware
- USB to parallel port converter using Cypress CY7C68013A-56PVXC
- Using a PC power supply as a benchtop power supply
- Using the joystick port as general purpose input
- Various sound card interfacing circuit diagrams
- Yaesu FT-897 - PC interface (PDF)
- Yaesu VX-7 / VX-7R to PC interface
- Z80 Computer
About Me
- B.Tech Live projects for ECE,EEE,EIE,ICE
- This site will be verymuch useful for students studying electronics,Electrical,Instrumentation engineering. The site showcases many links from around the web with good stuff related to electronics. Electronics hobbyists can find this a good place to start.Many simple circuits that you can build from scratch available on this site.Engineering Students of JNTU,AU,KU,OU,SRM,NU can be benifitted with this resource. Any concerns please email me technokishore@gmail.com
Combining PC with electronics. SCADA
Posted By B.Tech Live projects for ECE,EEE,EIE,ICE
Sunday, April 4, 2010
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Polite Notice
B.tech Live projects is the platform for everyone who are studying Electronics Engineering. Note that all these links are external and we cannot provide support on the circuits or offer any guarantees to their accuracy. Also note that some of the circuits are illegal to operate in most countries, please check your local regulatory bodies if concerned. Other circuits are dangerous to construct and should not be attempted by the inexperienced.
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