Dilshan R JayakodyAlarm unit for limit switches or flow switchesA easy DIY solution to prevent water overflows. This unit monitor floater switches and trigger an alarm when water levels rise…Oct 11Oct 11
Dilshan R JayakodyRDS Data Extraction with RFtap and WiresharkRDS (Radio Data System) is a communication protocol standard used for embedding small amounts of digital information in traditional FM…May 26May 26
Dilshan R JayakodyEcho Generator for MicrophonesThis project is about a single-channel microphone echo generator circuit. This circuit builds around the Holtek HT8970 echo effect…Jun 30, 2023Jun 30, 2023
Dilshan R JayakodyUniversal HD44780 LCD interfaceYALI ( Yet Another LCD Interface) is an open-source project to provide a universal interface to drive the popular Hitachi HD44780 LCD…Mar 28, 2023Mar 28, 2023
Dilshan R Jayakody6-channel speaker selectorAt the beginning of 2018, we developed the first version of the 6-channel speaker selector using PIC16F88 MCU and ULN2803 Darlington…Dec 31, 2022Dec 31, 2022
Dilshan R Jayakody5.1 channel analog audio processorIn this project, we developed a 5.1-channel analog audio processor using PT2322 IC. PT2322 is an inexpensive analog audio processor…Oct 24, 2022Oct 24, 2022
Dilshan R JayakodyVirtual electronic finderscope for the StellariumStarPointer is a virtual electronic finderscope for astronomical telescopes. This device works with Stellarium and helps the observer…Jun 19, 2022Jun 19, 2022
Dilshan R JayakodyExperimental narrowband FM receiver for the 2-meter bandMC3362 and ADF4351 based, modularized, narrowband FM receiver. This receiver is designed to listen to the 2-meter band conversations.May 14, 2022May 14, 2022
Dilshan R JayakodyWireless Call BellThis project is about a wireless musical call bell, which I designed to meet some of my friend’s requirements. This circuit design uses…Mar 20, 2022Mar 20, 2022
Dilshan R JayakodyInfrared remote control clone utilityIR Clone is an open-source IR remote control analyzer tool. This utility can analyze any IR remote control that modulates the IR signal…Feb 16, 2022Feb 16, 2022
