Introduction - If you have any usage issues, please Google them yourself
RTL8019AS Ethernet controller registers (16K of RAM) as the core, local and remote control operation of concurrency, RTL8019 control, status, data register, through their communication with the MCU. RTL8019 of receive and transmit the mechanism of the network responsible for the physical link layer chip of the signal with the upper protocol conversion between the data. In the stratified reference model, between the three levels is independent. Ethernet protocol completed by the chip automatically.