09-09-2009, 12:49 PM
Joystick device circuit diagram
Make a simple circuit to alarm your disk from Virus writes
External Speaker connection for your PC
Make a simple Vaccine card to protect your PC from any Gen-B virus (Boot virus)
Make a very cheap sound interface by used your Amplifier tape/radio or sound system
Build an IPROM (EPROM emulator for 2 x 2 kByte)
Quartet Six-in-One circuits diagram for hobbies
Simple & low cost EPROM programmer for 2764 type using LPT parallel port
Make an EPROM eraser by yourself
36-Bits and 6-Digits 7-segment LEDs display driver
Universal EPROM programmer for 2716 ~ 27512 types using bi-directional LPT printer parallel port
Simple ADC-0808 circuit using bi-directional LPT parallel port
Simple function IC tester circuit using bi-directional LPT parallel port or serial port
Programable I/O expanding decoder using 8255 PPI
8-Bits relay driver board using LPT parallel port
EPROM application in User Define Function Signal Generator using DAC-0800/DAC-0808
One channel toggle infrared switch board remote receiver
5-bits infrared remote transceiver board
Low cost 8031 microcontroller development board
Build an electronic workbench tools
Bipolar-unipolar small stepper motor controller (collection circuits)
5-phase stepper motor controller using PIC-16F84A microcontroller
This is how I make Myke's Static Analog Clock
IR Remote Decoder Sony RC-5 (SIRCS) code using PIC microcontroller
IR Remote Analyzer and Decoder using MCS51 series microcontroller
This is how I make Ajay Barghav's Digital Clock with alarm chime
Minimum system atmel AT89Sxxxx series with ISP programmer
24 Hours Timer using PIC-16F84A microcontroller
PIC Series minimum system board
Digital clock with PIC series microcontroller
Binary (BCD) clock with PIC series microcontroller
Another analog clock using PIC series microcontroller
Very Simple Clock using PIC series microcontroller
Square type Clock using PIC series microcontroller
Linear type Clock using PIC series microcontroller
Help http://dsaprojects.110mb#ELECTRONICS
Make a simple circuit to alarm your disk from Virus writes
External Speaker connection for your PC
Make a simple Vaccine card to protect your PC from any Gen-B virus (Boot virus)
Make a very cheap sound interface by used your Amplifier tape/radio or sound system
Build an IPROM (EPROM emulator for 2 x 2 kByte)
Quartet Six-in-One circuits diagram for hobbies
Simple & low cost EPROM programmer for 2764 type using LPT parallel port
Make an EPROM eraser by yourself
36-Bits and 6-Digits 7-segment LEDs display driver
Universal EPROM programmer for 2716 ~ 27512 types using bi-directional LPT printer parallel port
Simple ADC-0808 circuit using bi-directional LPT parallel port
Simple function IC tester circuit using bi-directional LPT parallel port or serial port
Programable I/O expanding decoder using 8255 PPI
8-Bits relay driver board using LPT parallel port
EPROM application in User Define Function Signal Generator using DAC-0800/DAC-0808
One channel toggle infrared switch board remote receiver
5-bits infrared remote transceiver board
Low cost 8031 microcontroller development board
Build an electronic workbench tools
Bipolar-unipolar small stepper motor controller (collection circuits)
5-phase stepper motor controller using PIC-16F84A microcontroller
This is how I make Myke's Static Analog Clock
IR Remote Decoder Sony RC-5 (SIRCS) code using PIC microcontroller
IR Remote Analyzer and Decoder using MCS51 series microcontroller
This is how I make Ajay Barghav's Digital Clock with alarm chime
Minimum system atmel AT89Sxxxx series with ISP programmer
24 Hours Timer using PIC-16F84A microcontroller
PIC Series minimum system board
Digital clock with PIC series microcontroller
Binary (BCD) clock with PIC series microcontroller
Another analog clock using PIC series microcontroller
Very Simple Clock using PIC series microcontroller
Square type Clock using PIC series microcontroller
Linear type Clock using PIC series microcontroller
Help http://dsaprojects.110mb#ELECTRONICS