The µPD72862 is IEEE1394 OHCI-Link controller. The µPD72862 complies with the P1394a draft 2.0 specifications and works up to 400 Mbps.

It supports both of the Cardbus interface and the PCI bus interface.

FEATURES

• Compliant with Link Layer Services as defined in 1394 Open Host Controller Interface specification release 1.0

• Compliant with protocol enhancement as defined in P1394a draft 2.0

• Modular 32-bit host interface compliant to PCI Specification release 2.1

• Supports PCI-Bus Power Management Interface Specification release 1.0

• Supports Cardbus

• Equipped CIS register

• Cycle Master and Isochronous Resource Manager capable

• Compatible to PHY Layer implementation of 100/200/400 Mbps via 2/4/8-bit data interface

• Built-in FIFOs for isochronous transmit (1024 bytes), asynchronous transmit (1024 bytes), and receive (2048 bytes)

• 32-bit CRC generation and checking for receive/transmit packets

• 4-isochronous transmit DMAs and 4-isochronous receive DMAs supported

• Support both IEEE1394-1995 compliant PHY and P1394a compliant PHY

• Internal control and operational registers direct-mapped to PCI configuration space

• 2-wire Serial EEPROMTM interface supported