Many of you are probably familiar with the General TX and RX from sparkfun, little bird, etc. They are cheap, but supposedly are not accurate. I can use the virtual wire library to send data between two arduinos. But how could I send digital temperature sensor readings to an arduino without and ard…

General TX/RX

system February 4, 2011, 2:42am 7

pushbutton wired from 5V to tx module data pin, pulled down to gnd.

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