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Dilshan Jayakody
444 followers -
Always Learning
Always Learning

444 followers
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Formula One car model made with ZEPHYR Mechanix.
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12/26/18
2 Photos - View album
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BMP180 based USB atmospheric pressure monitor
We initially developed this USB atmospheric pressure monitor to study some operating characteristics of Bosch BMP180 sensor . BMP180 is low cost sensor to measuring barometric pressure and temperature. According to the data sheet this sensor can use to meas...
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RTC based automatic LED lamp
This is real-time clock based automatic LED lamp which we originally designed to use as night light. This lamp can programmed to turn on and off at the specific time of the day. For example, it can program to turn on at 6 PM on each day and to turn off at 4...
RTC based automatic LED lamp
RTC based automatic LED lamp
jayakody2000lk.blogspot.com
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Venus captured with Celestron Omni XLT 150 refractor on 8th December 2018 at around 4.20 AM. Image is processed using GIMP 2.8.
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HC-06 Bluetooth module programmer
HC-06 is quiet popular slave mode Bluetooth module designed for wireless serial communication. This module can pair with PC, mobile phone or with any master mode Bluetooth peripheral. HC-06 Bluetooth module This simple .net framework based application can u...
HC-06 Bluetooth module programmer
HC-06 Bluetooth module programmer
jayakody2000lk.blogspot.com
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How to resolve Windows 10 IoT core provisioning file flash failure
Recently I checked Windows 10 IoT core on Raspberry Pi 3 B+ board. While flashing this operating system using Windows 10 IoT dashboard I got " Failed to write provisioning file to the microsd card " error. I tried several options in dashboard UI but I got t...
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Mars, Jupiter and Saturn at last night (5th August 2018). Captured using Orion 8" f/3.9 Newtonian Astrograph and processed using GIMP.

Both Jupiter and Saturn are bit blurry due to light cloud layer in that region.
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8/5/18
3 Photos - View album
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Multichannel logic probe and pulsar
This is 8 channel CMOS logic probe and pulsar which is useful when designing, testing and faultfinding in digital circuits. This circuit is designed using commonly available CMOS logic ICs which including couple of 4069 hex inverters and 4040 binary counter...
Multichannel logic probe and pulsar
Multichannel logic probe and pulsar
jayakody2000lk.blogspot.com
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Sensor framework for Data Logging
This is simple sensor kit to drive 8 active or passive sensors and log it's data into remote Android application. This system also have an option to activate external device(s) based on specified threshold of sensor data. This sensor controller is mainly bu...
Sensor framework for Data Logging
Sensor framework for Data Logging
jayakody2000lk.blogspot.com
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ICOM IC-R71A receiver restoration
Recently I got ICOM IC-R71A receiver from one of my friend. ICOM IC-R71A is multi-mode quadruple superheterodyne receiver with frequency range from 100kHz to 30MHz. When it comes to my workshop it's completely dead but outer casing and front panels are in r...
ICOM IC-R71A receiver restoration
ICOM IC-R71A receiver restoration
jayakody2000lk.blogspot.com
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