Some month ago I post an article about sending UDP - now it's time to write about receiving UDP.
Again my equipment is:
- Pollin AVR NETIO Board
- Arduino 1.0.3
- avr-netino (Project)
Patch tcpip.cpp
To enable UDP receiving a patch of the tcpip.cpp file is needed. The patched file can be found
here. You need to overwrite the original file libraries/EtherCard/tcpip.cpp with the patched one.
Arduino program
Arduino program to receive UDP packets:
Example script to send UDP
Here is a small example how to send UDP packets to avr-netio board: