Let's Make Robots!

pro mini

Another Pro Mini breakout board.

When Bajdi wrote his blog, http://letsmakerobots.com/node/40026 , about his undershield for the Arduino Pro Mini clones I was very interested and excited. This was because over the last few months I have purchased a few (20) of these Pro Mini clones myself. I was elated to see that there might be an easy interface board for my future projects.

Arduino pro mini undershield

The cheapest Arduino clone on Ebay is probably the small Arduino pro mini clone. I've bought some pro minis on Ebay for less then 3$ a piece from a Chinese seller. It's a tiny board with an ATmega328 running @ 5V. It does not have an USB/serial chip, so you need your own USB to serial converter.

Navigate around via ultrasound
Using a
First attempt at a palm sized simple autonomous robot. Extremely basic, the Arduino turns the bot left if the Ping senses something closer than 3-4 inches away. … Read more