Month: January 2023

  • Voltage level shifting between 5v and 3v devices

    It’s not difficult these days to end up with a design where several of the major components all have different operating voltage requirements. A typical example may be a PIC running at 5v for performance reasons, most LCD modules also need 5v, but Microchip’s new Serial SRAMs require 3.6v and here’s the problem; connecting these Serial…

  • Help Cards

    Over the years I’ve either created or found small crib sheets or help cards that are useful to keep around the workshop for when the old grey matter lets me down. I’ve got a set of these all laminated (was a great reason to buy a laminator) and they are super useful. Anyway I’ve combined…

  • It’s getting there

    I’m now half way though the second day of setting this new website up and I think I’m getting there. I know how the site should look, and I think I know how to bend WordPress to do what I want. I’ve got some issues with the colours; I still don’t know why I’ve got…

  • Work begins to re-build HobbyElectronics.net

    So, there’s a lot going on with this site right now. For financial reasons I’ve had to abandon my Weebly hosting as they were increasing their prices and wanted to charge me a extra monthly fee if I uploaded video clips. I couldn’t justify the increase so decided to jump ship and and move in…