AM79C978 Datasheet | Advanced Micro Devices

features : Adjustable power and speed levels 32 bits of reserved in-band messaging piggybacked on Ethernet packet - Register programmable features : Power control Performance registers Speed control Major frame timing parameters programmable: ISBI, AID ISBI, pulse width, inter-symbol time n Fully integrated 10 Mbps PHY interface - prehensive Auto-Negotiation implementation - Full-duplex capability - Optimized for 10BASE-T applications n Integrated Fast Ethernet controller for the Peripheral ponent Interconnect (PCI) bus - 32-bit glueless PCI host interface - Supports PCI clock frequency from DC to 33 MHz independent of network clock - Supports network operation with PCI clock from 15 MHz to 33 MHz - High performance bus mastering architecture with integrated Direct Memory Access (DMA) Buffer Management Unit for low CPU and bus utilization - PCI draft specification revision 2.2 pliant - Supports PCI Subsystem/Subvendor ID/ Vendor ID programming through the EEPROM interface - Supports both PCI 5.0-V and 3.3-V signaling environments - Plug and Play patible - Supports an unlimited PCI burst length - Big endian and little endian byte alignments supported - Implements optional PCI power management event (PME) pin n Dual-speed CSMA/CD (10 Mbps and 100 Mbps) Media Access Controller (MAC) pliant with IEEE/ANSI 802.3 Ethernet standard n Media Independent Interface (MII) for connecting external 10/100 Mbps transceivers - IEEE 802.3u pliant MII - Intelligent Auto-Poll™ external PHY status monitor and interrupt - Supports both auto-negotiable and nonauto-negotiable external PHYs - Supports 10BASE-T, 100BASETX/FX, 100BASET4, and 100BASET2 IEEE 802.3 pliant MII PHYs at full-duplex or halfduplex n Full-duplex operation supported on the MII port with independent Transmit (TX) and Receive (RX) channels n Supports PC98 and Net PC specifications - Implements full On Now features including pattern matching and link status wake-up events - Implements Magic Packet™ mode - Magic Packet mode...