Andy C


my current project - the component-level design and build of an ultra-low-power GPS cat tracker

designing and building a component-level radio controlled clock

RKE Systems
an analysis of Remote Keyless Entry systems for cars

Raspberry Pi Home Automation
how I programmed a pi to control my home, from scratch

MSF Time Code Simulator
set your UK radio controlled clock using your PC's soundcard

Copying to USB on a Humax HDR 1000/1010/1100S
taking my PVR apart

Stamps calculator
a tool that lets you use stamps to send parcels or international post with Royal Mail

Comparing a genuine F-91W with a fake
is your Casio F91-W a fake?

MSN Messenger for mIRC
an addon I wrote for mIRC a very long time ago!


UART to SPI / I2C / ADC / GPIO Converter IC
a UART to SPI / I2C (and others) bridging IC, speeding up development time

USB to SPI / I2C / ADC / GPIO Converter
a product allowing you to communicate with SPI and I2C devices via a PC's USB port


I live in Gloucestershire, in the UK.

I'm an Electronic Engineer working in Tewkesbury.  I also work with embedded C, especially with PIC microcontrollers.