Roomba Beacon Remix

Roomba Beacon Remix

This is a remix of...

iRobot Roomba virtual wall DIY

... originally posted by saint187 on September 16, 2018

https://www.thingiverse.com/thing:3104027

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Principal changes to this version:

- Replaced Arduino Pro Mini with a Nano clone.

- Added provisions for machine screw cover screws.

- Added a hole for the IR LED in the case. Also added shields on either side of the IR LED to narrow the output.

- Added features to the cover face for mounting the slide switch and the power LED; also added "I O" switch labeling.

- Added a structure to the underside of the cover for mounting components.

- Simplified the circuit by removing the BC547 transistor driver for the IR LED and also removed the external power jack. Made the IR LED series resistor 270 ohms.

- Added a 2.2 K ohm series resistor for the power LED.

- Added a pair of 5-pin pin header buses to simplify making connections.

- Changed the Arduin