hi guys i want to ask about my project. I use uno for controling and monitoring HVAC system, i use lcd keypad shield for setting the setpoint temperature and differential, and I use PLX-daq to send data from 4 ds18b20 temp sensor. I want to send temperature data in every 30sec to the excel, but wh…

plx daq and lcd keypad

billhowl March 31, 2014, 3:45pm 2

Read this from Robin2 work on Demonstration code for several things at the same time, to replace your delay(30000) in the program
http://forum.arduino.cc/index.php?topic=223286.0

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