2 ms·

SO (MISO) should generally be high impedance if not selected... I suspect this causes SO to always output the same value and the Ethernet controller must expec

by cozzyd 2y ago

SO (MISO) should generally be high impedance if not selected... I suspect this causes SO to always output the same value and the Ethernet controller must expect some magic

nick__m 2y ago
Thanks you for refreshing my memory, I learn about that in college twenty-something years ago but never used that knowledge!