blog.qartis.com
Arduino laser distance meter - Solder and Flux
http://blog.qartis.com/arduino-laser-distance-meter
Simple hardware and software development. Arduino laser distance meter. UPDATE 2: Serial commands and timing information are now available here. UPDATE: I've posted code to parse the serial datastream here. You can see the unit's debugging port underneath the battery cover. To take it apart, remove the 2 visible screws. Now you can pry off the cover. This ribbon cable connects the unit's keypad. Scrape off the glue and unplug it for now. The easiest way to access the debug port is by desoldering the batt...
blog.qartis.com
July 2013 - Solder and Flux
http://blog.qartis.com/2013/07
Simple hardware and software development. Monthly Archives: July 2013. Mdash; No Comments. Translink magnetic ticket format. Translink, the public transit provider for Vancouver, BC, will soon be switching to a stored-value RFID card (the Compass Card), so I figure there's no harm in publishing this now. In short, it's trivial to create Translink tickets which expire many years in the future. A PDF copy of the report is available at http:/ qartis.com/translink.pdf. Mdash; 50 Comments. Next, remove the 2 ...
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