.. USB cable, your standard soldering tools and thin wires. (As thin as possible. I used IDE cable wires, works pretty well. ) Schematic diagram Click to enlarge I did not have 3,6v zener diodes or 68ohm resistors available, but I had 3,2v ...
.. and PCB: Click to enlarge Single sided PCB: Assembly DDS generator is assembled in to plastic box: Downloads EagleCAD schematic and PCB Proteus simulation files with latest firmware included In the second part of article we will ...
Malik Zohaib Conventionally, wireless-controlled robots use RF circuits, which have the drawbacks of limited working range, limited frequency range and limited control. Use of a mobile phone for robotic control can overcome these limitations. It ...
.. runs at 7.3728MHz so standard 74HC series latch timing characteristics are fine no special delays are needed. Here is the schematic; Click to enlarge Once board is ready it is time to test it attached to AT128mega board: Downloads ...
Introduction In this project we design low cost high performance programmable home security system using few LDR's as an input sensors. When above sensor(s) get triggered system may dial the user specified phone number (using build-in DTMF ...
.. The hardware The hardware is fairly simple and compact, thanks to the small IR sensor and the battery pack at the back. The schematic below how simple it is. Notice that there is no potentiometer for the contrast adjustment. this would ...
.. IR remote control for settings messages select; Power supply: 12 ÷ 24V DC; Front panel dimensions 305×69 mm. Schematic description Click to enlage Schematic led control board Download schematic in PDF format The device ...