Goodbye Arduino, Hello STM32

Coming Soon to DoayeeMotivation Arduino is great. It’s easy to use, understand and the online community can answer just about any question you have. As a beginner it was exactly what I needed to dip my toes in the water, just enough problem solving to keep me interested, and enough excitement to fuel me. Most […]

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Using a microphone with the RN52 Bluetooth Adapter

Background A request from a customer for advice surrounding our BAL (RN52 Development Kit) product, based on the RN52 Bluetooth Adapter from Microchip, wanting to use the product for streaming audio from a microphone to a separate Bluetooth master recording device using the HFP protocol led to more headaches than we could have expected.  The […]

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Bluetooth Audio Link – BAL is GO!

Good evening everyone! We have just launched the Kickstarter campaign for the Bluetooth audio link – BAL. Please have a look at our Kickstarter page, it is here: Kickstarter Please find all documentation under the BAL link at the top of this page.

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BAL Launch – We are nearly there

Hi everyone, Today we are submitting our kickstarter campaign for aproval for the new BAL – Bluetooth audio link. As you can see from the previous posts, it has been a long time in development, but we are nearly there! We have a brand new board capable of bluetooth audio streaming through an amplifier and pop […]

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Nixie Tube Clock

So as you can see in the video above, I made a nixie tube clock. It looks something like this (infact it looks exactly like this, because this is a picture of it): Below is the schematic for the project, as you can see I’m using 6 IN12 nixie tubes, each with it’s own 74141 […]

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Homebrew GPS

Hey Guys, So this project isn’t actually new, I did this around a year and a half ago, but it’s still cool (I think) and still relevant so I may as well share it. This is my homebrew GPS unit! So the first thing you may notice is it’s not exactly neat, well hey? I […]

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Sparkfun Dumpster Dive!

Hey guys! So recently I ordered a Sparkfun Dumpster Dive from, well, Sparkfun… Above is the video of me unboxing it. If you want to see the photos in a bit higher detail, then check below, also links to most of the products can be found below too (the ones I could find). I unbox a […]

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Tremolo Effects Pedal – Part 2!

So you may recall I was designing a tremolo effects pedal for my friend. Well I got the boards back (lovely quality from OSHPark) and soldered them up and, well see for yourself! Above is the circuit for the project, which I have broken down into little bits. Hopefully it’ll be easier to understand that way! […]

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Tremolo Effects Pedal

So for my friends birthday, I decided I’d get him something a little more personal than just a bar of chocolate say, or some money. So I set out to design and build him a Tremolo effects pedal for guitar! First of course, I needed to figure out how a Tremolo pedal works, I’d heard […]

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RTC Using a SeedBoard

Hi everyone, If you haven’t heard, me and my co-partner are building a development board to embed into projects rather than using a full blown Arduino. For more details see this post. Anyway, as one of the first projects for this little board, I have hooked it up to a DS1307 real time clock, and […]

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