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projects

23 APRIL 2017

Raspberry Pi Zero Handheld Barcode Scanner Part 2

This is the second part in an ongoing project to build a wireless barcode scanner based on the Raspberry Pi Zero. View part one here: Raspberry Pi Zero Handheld Barcode Scanner Part 1 and part three here: Raspberry...

12 DECEMBER 2015

Nest and Solar Logger Update

It has now been a week since we installed the Nest 3rd Gen Learning Thermostat and we have been able to try the auto learning and heating / hot water schedules the thermostat offers. First impressions of the thermostat...

30 NOVEMBER 2015

Raspberry Pi Solar Data Logger Version 2

Three years ago we designed a solar data logger based on a Raspberry Pi which monitored the solar heating and PV system in the house as well as measuring the amount of energy we were using.  This system has served...

11 NOVEMBER 2015

Mastervolt Soladin 600 Optical Interface Noise Fail

Since we solved the RF interference problems http://www.briandorey.com/post/mastervolt-soladin-rf-filtering with our Mastervolt Soladin 600 mains inverter we had planned to use the data port to link to our Raspberry...

11 NOVEMBER 2015

USB MultiComms Part Four Case

This is part four of the USB MultiComms project, you can view part one, two and three from the links below: USB MultiComms Part One - USB Board USB MultiComms Part Two - RS232 Board USB MultiComms Part Three - UART Board With...

11 NOVEMBER 2015

USB MultiComms Part Three UART Board

This is part three of the USB MultiComms project, you can view part one and two from the links below: USB MultiComms Part One - USB Board USB MultiComms Part Two - RS232 Board With the main controller board and the RS232...

31 OCTOBER 2015

USB MultiComms Part Two RS232 Board

This is part two of the USB MultiComms project, you can view part one where we built the controller board at USB MultiComms Part One - USB Board In part one of this USB MultiComms I detailed the design and construction...

15 OCTOBER 2015

USB MultiComms Part One USB Board

Designing a USB communications box. Several of the projects we have been working on recently needed some form of serial communication with our PC, either through RS232, UART, I2C or SPI and at the moment we use a handful...

13 OCTOBER 2015

Sinclair ZX81 Kit Build

Several years ago we purchased a mint conditioned unopened Sinclair ZX81 Computer Kit from eBay with the intention of building it sometime and having another classic ZX81 computer which was the first computer I had when...

30 SEPTEMBER 2015

Hope One LED Light GoPro mount

With the dark winter evenings drawing in we are starting to use the bikes more at night than in the day time due to work commitments to try to keep fit. We purchased a set of Hope One LED lights earlier this year and they...

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