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Tagged: electronics
16 posts
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The Day My Smart Vacuum Turned Against Me
Would you allow a stranger to drive a camera-equipped computer around your living room? You might have already done so without even realizing it.
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PowerTiger - Monitoring energy consumption with better granularity
A few years before the Covid pandemic, I set out to apply my tech skills to everyday life with the goal of enhancing my lifestyle. Having worked extensively in product…
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Decoding 2D Lidar Data: Interfacing Sensor from Robotic Vacuum Cleaner 3irobotix CRL-200S
After removing the Lidar sensor from my robotic vacuum cleaner, my curiosity was around how this remarkable device operates. My goal was to understand the interface protocol and…
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Custom PCB for the gaming console based on RP2040
In this blog post, we delve further into the fascinating journey of crafting a retro-style game console entirely from the ground up—an extension of my previous article.
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Building a retro style game console from scratch
Game console built from scratch using RPi Pico micro controller and 2 inch LCD display
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Remote ePaper display using ESP32
I had a 7.8 inch ePaper display from Waveshare lying around for a while. This is an expensive eInk display with 1872x1404 pixel resolution that supports 4 bit grayscale values.
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Home power consumption monitoring using ESP32
Its always fun to collect data around you and understand your needs better. When it comes to power consumption, end of the month bill gives us a pretty good view, but I wanted to…
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RaLiSat-1 Base station system design
For my high altitude balloon project, I am designing a portable base station system to recieve the transmission from the payload.
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RaLiSat-1 design challenges - Payload internal temperature
As we know, the higher you reach in altitude, the lower the temperature and pressure is. At around 25 kms which is my target for this project, the temperature is -56°C. This is…
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RaLiSat-1 Payload system design
To start with, I had basic goals for designing the payload system. Including basic sensors necessary for the tracking, camera to capture the beauty and the design to sustain the…
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Aquarium automation using Raspberry Pi
As a childhood desire, I always wanted to try setup an aquarium at my home. The desire was always there deep inside and never sparked until my daughter had to do some school…
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Interfacing Ublox GPS M8N with Raspberry Pi
Ublox GPS M8N module support UART communication and its fairly integrate with your Raspberry Pi. Just connecting to power and Rx wires will allow you to read the GPS NMEA…
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Sending large data like images over Lora
Got obsessed with the Lora module E32-868T30D after playing with it for couple of months now. To be honest, this seemed to me like a life saver for hobbyists to start on RF. My…
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Connecting Lora E32 module with Raspberry Pi
Article explaining how to connect Lora E32 module to Raspberry Pi device and python code to send data between 2 modules using Lora communication.
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Blob Detection in Kinect
After background removal, I've now completed the blob detection algorithm. After reading a bunch of blob detection papers, I ended up with my own (modified version of…
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Indian High Altitude Balloon Club
Here, we go. Having a dream dumped deep into your head for past 16 years and finally started to work towards making it come true is not a joke. My Godfather (50 years elder to me,…