Of Ethernet ID, CIS and. Adapter Configuration from EEPROM on power- The AX Fast Ethernet Controller is a high performance PCMCIA bus Ethernet Controller. Always contact ASIX for possible updates before starting a design. If you say Y, you will be asked for your specific card in the following to attach an Asix AXbased PCMCIA (PC-card) Fast Ethernet card to your computer. PCMCIA Network device configuration # menuconfig NET_PCMCIA bool Asix AXbased PCMCIA (PC-card) Fast Ethernet card to your.