Ethernet issues after 1 - 2 hours

[LucaP]

We have done extensive testing and research with the ENC28J60 chip but ultimately switched to a built in network with a DP83848 PHY instead.

You can find some of our research and tests here:

Modules completely crashing when connected to network

Hi, I am experiencing a very frustrating and very hard to reproduce problem with some modules I have in the field. Whenever the modules are connected to the network, they will 100% completely crash in anywhere between 1 and 120 minutes. They won’t come back until the power has been reset completely. I think that the bootloader/tinyclr or something crashes because I get this message in the debugger: TinyCLR application: Managed' has exited with code 0 (0x0). The module also stops responding t…