What’s the time, Mr Wolf?

If you’ve got an Arduino and an ethernet connection, you can use one of the many public Network Time Protocol (NTP) servers to find out the current time. This can remove the need for adding a realtime clock module to your project, as you can check the time in your initial setup and then re-check (and…

There’s something wrong with my Stash

Since the weekend I’ve been trying to work out why the code to upload data to my Cosm feed was falling over after random periods of time. Sometimes it lasted for a few hours before dying, but others it lasted just minutes. There was no readily visible pattern, so it was time to get Googling…

An Ethernet shield for a tenner?

Last week I got a hold of a new kit from Ciseco for an Arduino ethernet shield based on the ENC28J60 chip and spent some time today soldering it up. Now, to be brutally honest, the only soldering I’ve done for a long time before now involved a gas-powered iron and a Ford Capri, so…