The AX88180 is a high performance and cost-effective Non-PCI Gigabit Ethernet controller for various embedded systems including consumer electronics and home network markets that require a high bandwidth of network connectivity.The AX88180 supports 16/32-bit SRAM-like host interface and Gigabit Ethernet MAC, which is IEEE802.3 10Base-T, IEEE802.3u 100Base-T, and IEEE802.3ab 1000Base-T compatible.The principle & application of AX88180 are introduced,and the application circuit is given.