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He/Him. Retired Oracle DBA, Toad MVP, developer, husband, geek, no kids, open source contributor. McLaren & Mercedes F1 fan.

Huawei P20 phone with a Leica camera. I *try* to take at least 1 half decent photo every day.

In 2020, Apress published my 1st book, 'Arduino Software Internals'. My 2nd, 'Arduino Interrupts', was published in 2023. 'Arduino Assembly Language' is now with my publishers.

Moved back to Scotland from Yorkshire in November 2024.

has left Twitter, forever.

Books I've written.: Arduino Software Internals - April 2020.Arduino Interrupts - December 2023.Arduino Software Internals, Second Edition - July 2024.Arduino Assembly Language - Published March or May 2026.
Header ALT Text: A small boatyard on the Crinnan Canal in Scotland. Photo taken by me, on a Huawei P20 phone.
Profile ALT Text: The front cover of the book Arduino Interrupts, my second "properly" published book. ( But hopefully not my last!)
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