Tuesday 30 June 2015

Broadband Speed & other mysteries

Just as I thought we had been completely overlooked by BT, a team arrived and started digging holes in our street.

We have been stuck with 8Mbps download speed for years, but now we seem to have a number of double digit speed choices from Plusnet, our ISP.

But broadband speeds are not what they seem. What is a connection speed, an IP Profile or a Noise Margin?

Saturday 6 June 2015

Battery Monitor for Pi using Picaxe

Small, low cost Picaxe chips are ideal for developing or enhancing control system functionality.

Battery powered computer systems really need some warning when the supply is failing or lacks the level of charge required to safely start.

The low power consumption of an 8 pin Picaxe makes the 08M2 a good candidate for this task.