The RTL8131 is a single-chip Fast Ethernet controller that offers various features and capabilities for network connectivity. Here's a summary of its key features:
- Integration: It combines the Fast Ethernet MAC, physical chip, and transceiver into a single chip.
- IEEE 802.3u: Compliant with IEEE 802.3u 100Base-T specifications.
- IEEE 802.3x Full Duplex Flow Control: Supports full-duplex operation and flow control.
- PCI Bus Master: Provides PCI bus master capability for efficient data transfer.
- Power Management: Supports Advanced Configuration Power Management Interface (ACPI) and PCI power management for power efficiency.
- Autonegotiation: Supports N-way autonegotiation for 10 Mbps and 100 Mbps operation.
- PCI Revision 2.2: Compliant with PCI Revision 2.2 specifications.
- Wake-On-LAN: Supports Wake-On-LAN (WOL) for remote wake-up functions.
- EEPROM: Uses a 64x16-bit EEPROM (93C46) for resource configuration and ID parameters.
- LED Indications: Provides LED pins for network activity indications.
- Loopback Capability: Supports digital and analog loopback on both ports.
- Half/Full Duplex: Offers half and full-duplex operation.
- FIFO: Contains 2Kbyte independent receive and transmit FIFOs for data buffering.
The RTL8131 is a versatile and cost-effective solution for Fast Ethernet network connectivity with power management and autonegotiation features, making it suitable for various networking applications.