19 JUNE 2019
We have replaced the old adjustable Z axis on our DIY CNC milling machine with a new fixed vertical pillar Z axis, replaced the old stepper motor and ballscrew bearings with better quality versions and added e-chain for...
23 APRIL 2017
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
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
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
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
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
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
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
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
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...