Author Archives: davidms49

TEC-1 Computer Build Complete

  Following a number soldering sessions during the week I finished the TEC-1D build over the weekend. The next stages was to check out the oscillator circuit and the keyboard circuit. The former as there was a warning that not … Continue reading

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The TEC-1D Micro Computer

  Over Christmas while randomly scrolling through my Twitter feed I saw some discussion about the TEC-1 computer. This is a single-board kit dating from the early80s based around the Z80. Instructions on how to build it were published in … Continue reading

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Re-purposed PiMuxClock

It’s been a good while since I have posted any blog updates, no excuse just distracted by life in general. This is quick weekend project at my daughters request. Concerned that some of the plants in her student flat would … Continue reading

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6 Years of Pi – Then and Now

Ok so in addition to losing about 5st (31kg) over the last 6 years RaspberyPi’s have really reignited electronics as a hobby. So for a 6th birthday post I thought I would have a dig around and see what my … Continue reading

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TF WordClock S/W Updated

Just a quick post to say I have updated the TF Wordclock s/w to rev 5, the existing rev 3 s/w was not working reliably with the Nov29 2017 Raspbian update, in truth it had been on borrowed time since … Continue reading

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Standalone Video display with a Raspberry Pi

A couple of weeks ago my wife arrived back from Lindengate a local mental health gardening charity she volunteers at with an old PC monitor and asked if I could set it up to continuously display a series of videos, … Continue reading

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BBC micro:bit Scrolling display

Looking at my distributed BBC micro:bit clock I got to thinking, could I make a display screen using a number of micro:bits, using the radio functionality to update the screens ?To see if the basic timing would work I created some very … Continue reading

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Distributed BBC micro:bit Clock

The idea for this project came from a tweet by David Whale [@whaleygeek] showing a font he had come up with for the micro:bit that managed to squeeze 2 digits on to the 5×5 led display. I have taken initial … Continue reading

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Cheap DIY Weatherproof Pi Camera

Always thinking about useful things I could do with a Raspberry Pi my wife asked me about making a time-lapse camera to record some building work at Lindengate, a local mental health gardening charity she volunteers at. While there are … Continue reading

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micro:bit Analog Inputs

For the last few days I have been playing with the micro:bits builtin capability to measure analog voltages on P0, P1 & P2 (you can set up some of the other IO lines as analog inputs but this is a … Continue reading

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