Hi,
I send larger bunches of data from host to my lwIP-based device, about
300 kBytes at once. Within the receive-callback I process them and
then call tcp_recved(). Now I noticed after some hundred of frames
receiving slows down (and sending on host side too). This means the
receive-callback is n
Get and install "wireshark"
Capture the traffic
Look for any unusual TCP stuff (retransmissions, etc)
Look for dead times
Move a pin on your routines entry point
Watch those pins toggling on an oscilloscope.
Compare what you see in the scope with the wireshark capture
If yo
Get and install "wireshark"
Capture the traffic
Look for any unusual TCP stuff (retransmissions, etc)
Look for dead times
Move a pin on your routines entry point
Watch those pins toggling on an oscilloscope.
Compare what you see in the scope with the wireshark capture
If yo