Beer Sensor Shows Value of "Flow Control"

By: WardCunningham

2010-08-18 07:52:44

Daniel and I have been experimenting connecting Txtzyme applications up to his newly acquired PlugComputer. Monday we demonstrated a cascade of signaling protocols to implement a beer bottle sensor.


The flow (of information, not beer) is as follows:

The interesting thing here is that a two-line shell script running on the PlugComputer is in complete control of this computation once all the pipes are connected. The other important thing is that all the pipes are flow-controlled, meaning the shell script gets to be simple.


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