Arduino battery capacity tester

My first Arduino project was to build a battery capacity tester. I’ve got a box of rechargeable AA batteries, and it seams they’ve been less and less effective. Since most applications require 4 batteries, invariably one problem battery makes the rest of them look bad.

The Atmel ATMega328 microcontroller has 6 analog inputs with [...]

Hello Arduino

Success has been had … finally!

A couple of days ago, a tiny little package arrived from Sparkfun Electronics with my first Arduino kit. Valerie’s response upon finding said package in the mail box, “well, so much for seeing my husband for the rest of the week”. In all fairness, I waited [...]