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Arduino and EtherShield – Sending UDP broadcast messages

With the ENC28J60 EtherShield, it is possible to create packets other than the regular HTTP and web packets. The UDP packet is one of these. It is simple and connectionless making minimum overhead needed to create packets. In developing the UDP broadcasts I’ve had to expose a number of functions in my EtherShield library, these […]

Arduino sending requests to PHP script

I’ve been asked by a number of people to provide an example of using the EtherShield library to pass data to a PHP script, to for example store sensor data in a database.

The example here is based on existing code that reads the SHT1x temperature and humidity sensor. The results are passed as […]