3c90x

This page is a stub.

You can help the wiki by accurately adding more contents to it.

3c90x NIC

This page is about the 3c90x/3c90xB/3c90xC family of ethernet adaptors manufactured by 3com. A number of 3com cards share the programming interface of this family; this includes the 3c556 10/100LAN + 56k Modem MiniPCI adapter (also known as 3CN3AC1556B and 3Com® Megahertz® 10 Mbps LAN CF+ Card) and 3c555 10/100LAN MiniPCI adapters.

The Card

The 3com 3c556 chipsets are somewhat compatible with 3c59x and 3c90x cards. 3c556, 3c556B are combo 10/100 LAN + 56K modem MiniPCI cards while 3c555 are 10/100 LAN MiniPCI cards. Other names for the 3c556 include

Programming considerations

• Scan the PCI bus for the device, 3com vendor id 0x10b7, 3c556 device id 0x6055.
• Follow the linux or any other driver.
• The ReadEeprom command value is 0x230 and not 0x80 as on 3c59x and 3c90x cards.

Resources

• Etherboot 3c90x driver
• Linux 3c59x driver, driver operation explained at the top of the file
• FreeBSD 3x90x driver
• 3com product details
• 3c90x and 3x90xB NICs technical reference
• [1]

See Also

• Networking