Ethernet seems too expensive with µCs with only 1 or 2 ports at USD 2-3 already ... If there is some application note about daisy-chaining transceivers or creating deep tree topologies (especially for ...
when I run a little test code which reads all the registers, modifies the GPIO, and verifies the write, I only see the data from the first IC in the chain. the 'second' byte reads all 0s. I have ...