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Altera_Forum's avatar
Altera_Forum
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21 years ago

LWIP 0.7.1 udp server

Hello @ all! I want to implement a simple UDP server with the NIOS2 and LWIP 0.7.1. But there are many problems coding that simple thing. I used some predefined code (found in other newsg...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

UDP is connectionLESS. In your case, you're only setting up your connection once.

Try placing udp_new(), udp_connect(), udp_send() and udp_remove() inside your loop, and it should behave as you'd like.

Take a look at the DHCP code for a good idea of how a UDP connection should work, using the "raw" API.

Cheers,

- slacker