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EP Solar MPPT Tracer charge controller serial interface

I’m currently involved in a project to set up a solar powered wireless station and wanted to remotely monitor the battery charge process. I looked into a number of charge controllers to see if any of them could…

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dump1090 binary built for Raspberry Pi / Arm

If you’re after a binary of dump1090 for the Raspberry Pi without having to build it, here’s a compiled binary for you. I built it on Arch linux, but it also works on Raspbian, or likely any other…

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Pulsecounter PCB’s have arrived

I posted recently about detecting power loss in an AVR and quickly writing values to EEPROM before power is lost completely and have since received the PCB’s I ordered from oshpark. This is the first time I have…

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AVR – Detecting loss of power and writing to EEPROM

As part of a recent AVR project, I wanted a way to increment a counter and store it even if the power was lost. This could be done with an external flash memory device, but I wanted to…

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Soldering ESCs

I’m using 30 Amp hobby King ESCs in my Quad Copter. They each come with five bare ends which need connectors soldered to them. Here’s a picture showing the result of about two hours of soldering and heat…

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Fun with Loctite and Brushless Motors

It turns out four motors is four times the work of one… and four times the Loctite. I’ve attached the spinners to the motors and the motors to the motor mounts using Loctite Threadlocker Red 271. This should…

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Quadcopter frame assembled

I’ve finished assembling the Quadcopter frame. The instructions are a little cryptic and I have plenty of screws missing over, but I’m confident it will work. The build quality is reasonable for the price tag. I’m still waiting…

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Quadcopter frame arrives

My Quadcopter frame arrived in the mail today. It’s the Turnigy H.A.L Quadcopter from HobbyKing. I hope to start assembling it over the next day.

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Autopilot parts arrive

The first package of parts for my Quadcopter have arrived. I ordered these parts from 3D Robotics. The picture is of the two Telemetry Transceivers, Power Module, Ardupilot Mega 2.5 and Ublox GPS

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Quadcopter Project

It’s been way too long since my last post – I’ve been busy looking after my bees, working on the house, doing development work and obviously, my day job. I’ve taken the plunge and started to order the…

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