USB MultiComms Part Four Case

USB MultiComms Part Four Case

Posted Wednesday 11 November 2015 13:58 Page View Counter 50

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 the main...

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USB MultiComms Part Three UART Board

USB MultiComms Part Three UART Board

Posted Wednesday 11 November 2015 10:00 Page View Counter 51

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 board built the next...

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USB MultiComms Part Two RS232 Board

USB MultiComms Part Two RS232 Board

Posted Saturday 31 October 2015 15:26 Page View Counter 68

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 of the main USB board that...

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USB MultiComms Part One USB Board

USB MultiComms Part One USB Board

Posted Thursday 15 October 2015 16:46 Page View Counter 52

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 of different USB to serial...

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Sinclair ZX81 Kit Build

Sinclair ZX81 Kit Build

Posted Tuesday 13 October 2015 11:51 Page View Counter 62

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 I was 7 years old. After...

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USB Smart Charger with Bluetooth LE

USB Smart Charger with Bluetooth LE

Posted Tuesday 11 August 2015 15:34 Page View Counter 53

For the past few months we have been working on a set of new USB smart chargers which run from our off grid 12V system to be used for charging tablets, smartphones and other devices which charge from a USB port. The aim of the new smart chargers...

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Designing a PIC24 Development Board

Designing a PIC24 Development Board

Posted Wednesday 08 July 2015 11:47 Page View Counter 53

Several of our recent projects have used a 16 bit PIC24 microcontroller from Microchip.  The PIC24FJ128GC006 contains two 16-bit ADC channels which makes it useful for measuring voltages more accurately than the 10 or 12 bit ADCs you normally...

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DIY Pick and Place Speed Updates

DIY Pick and Place Speed Updates

Posted Tuesday 19 May 2015 17:06 Page View Counter 74

Since adding the various modifications to the DIY pick and place machine in the past few months we have now been able to tweak the speed and acceleration of the stepper drivers to improve the machines placement times. We started by adjusting the...

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DIY Soldering Robot Project Completed

DIY Soldering Robot Project Completed

Posted Monday 04 May 2015 13:24 Page View Counter 179

The DIY soldering robot which we have been building in our spare time over the past few months is now working and we have been able to solder some test Raspberry Pi expansion board headers with the machine. Before starting on this robot we looked...

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Soldering Robot Designing the Motor Driver Board

Soldering Robot Designing the Motor Driver Board

Posted Tuesday 07 April 2015 23:00 Page View Counter 63

For several months now we have been working on a new soldering robot to solder the 40 pin headers onto the raspberry pi expansion boards we build and sell on our AB Electronics UK website.  The mechanical side of the design is almost complete...

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