Posts

Using embedded Linux in commercial products: SoC selection, the Yocto Project build system, cross-compilation, and system architecture — from my talk at the ILUG-Delhi meetup.

Founding KnifeEDGE, a community RC aeromodelling club: how the inaugural meetup at Gautam Buddha University brought 20 pilots together to build, fly, and crash model aircraft.

Building iBow-T, a wearable OLED bow-tie conference badge using Arduino Pro Mini and SSD1306 display over I2C — a demo project for the CodeWear wearable electronics platform.

A review of 'Designing Purpose-Built Drones for Ardupilot Pixhawk 2.1' by Ty Audronis — covering application-specific drone design for follow-me carts and autonomous RC vehicles.

Smart Christmas lights with Neopixel addressable LEDs, MQTT control, Alexa voice commands, and a live Raspberry Pi camera feed — all built on ESP8266 and open-sourced under MIT.

Comparing MQTT, CoAP, and Bluetooth Low Energy for IoT communication — a guide to choosing the right protocol for constrained devices, from Open Source For You Magazine.

Recapping my PyCon India 2017 talk on getting started with embedded Python using MicroPython and CircuitPython, including a live Arc Reactor demo that got the room going.