What's the best way to have a Bluetooth/Wi-FI/other kind of protocol signal detector? What I'm looking it's something like this: New Bluetooth signal detected Wakes up MCU (e.g. by interrupt pin) ...
Cheapest solution to get data from a temperature sensor (thermistor for example) to the Internet [duplicate]
Possible Duplicate: Wireless Sensor to Internet Looking to explore the cheapest solution to get data from a temperature sensor to the internet. Assume you have access to a COTS router ...
Looking for a low cost implementation to post ambient temperature readings from a sensor to servers via a COTS router. 1) Have a temperature sensor connected to a micro controller which sends data ...