Chapter 2 Product Overview
8 Reference Manual XTX 820
•Infrared Interface
♦Supports a single IrDA 1.1 port
♦Supports HPSIR and ASKIR infrared modes
•Parallel Port
♦Shares output connector with Floppy controller
♦Supports standard printer port
♦Supports IEEE standard 1284 protocols of EPP and ECP outputs
♦Bi-directional data lines
♦Supports 16 byte FIFO for ECP mode.
•USB Ports
♦Supports three root USB hubs
♦Supports six USB ports
♦Supports USB v2.0 (EHCI) and legacy v1.1
♦Supports over-current fuses on board
•Keyboard/Mouse Interface
♦Supports PS/2 keyboard
♦Supports PS/2 mouse
•Audio interface
♦Supports AC’97 standard
♦AC’97 HDA (High Definition Audio) CODEC on board
♦Supports audio amplifier on baseboard
•Ethernet Interface
♦Supports one Ethernet port
♦I/O Hub (Southbridge) provides MAC Ethernet Controller
♦Intel 82562GZ provides the PHY Ethernet interface
♦Requires magnetics and RJ45 connector on baseboard
♦Supports IEEE 802.3 10BaseT/100BaseTX compatible physical layer
♦Supports Auto-negotiation for speed, duplex mode, and flow control
♦Supports full duplex or half-duplex mode
•Full-duplex mode supports transmit and receive frames simultaneously
•Supports IEEE 802.3x Flow control in full duplex mode
•Half-duplex mode supports enhance proprietary collision reduction mode
•Video Interfaces (CRT/LVDS/TV Out/SDVO)
♦Support CRT resolutions up to 2048x1536 @ 75 Hz (QXGA)
♦ ♦Supports 8-bits for each RGB DAC or 24-bit RAMDACSupports up to 128 MB of
system memory
♦ System memory is allocated using Dynamic Video Memory Technology (DVMT) v3.0
♦Supports Dual independent display