VT82C596 Datasheet PDF - ETC

[VIA Technologies, Inc.]

PC98 COMPLIANT PCI-TO-ISA BRIDGE WITH ACPI, ENHANCED POWER MANAGEMENT, SMBUS, APIC, DISTRIBUTED DMA, SERIAL IRQ, PLUG AND PLAY, ULTRADMA-33/66 MASTER MODE PCI-EIDE CONTROLLER, USB CONTROLLER, KEYBOARD CONTROLLER, AND RTC

• Inter-operable with VIA and other Host-to-PCI Bridges
   − Combine with VT82C598 (Apollo MVP3) for a complete 66 / 75 / 83 / 100MHz Socket-7 PCI / AGP / ISA system
   − Combine with VT82C693 (Apollo ProPlus) for a complete 66 / 100 MHz Socket-370 or Slot-1 PCI / ISA system
   − Combine with VT82C693A (Apollo Pro133) for a complete 66 / 100 / 133 MHz Skt-370 or Slot-1 PCI / ISA system
• PC98 Compliant PCI to ISA Bridge
   − Integrated ISA Bus Controller with integrated DMA, timer, and interrupt controller
   − Integrated Keyboard Controller with PS2 mouse support
   − Integrated DS12885-style Real Time Clock with extended 256 byte CMOS RAM and Day/Month Alarm for ACPI
   − Integrated USB Controller with root hub and two function ports
   − Integrated UltraDMA-33/66 master mode EIDE controller with enhanced PCI bus commands
   − PCI-2.1 compliant with delay transaction
   − Eight double-word line buffer between PCI and ISA bus
   − One-level PCI to ISA post-write buffer
   − Supports type F DMA transfers
   − Distributed DMA support for ISA legacy DMA across the PCI bus
   − Sideband signal support for PC/PCI and serial interrupt for docking and non-docking applications
   − Serial Interrupt input
   − Fast reset and Gate A20 operation
   − Edge trigger or level-sensitive interrupts
   − Flash EPROM, 2Mb EPROM and combined BIOS support
   − Supports positive and subtractive decoding
• Universal Serial Bus Controller
   − USB v.1.1 and Intel Universal HCI v.1.1 compatible
   − Eighteen level (doublewords) data FIFO with full scatter / gather capabilities
   − Root hub and two function ports
   − Integrated physical layer transceivers with over-current detection status on USB inputs
   − Legacy keyboard and PS/2 mouse support
• Advanced Programmable Interrupt Controller (APIC)
   − Integrated on-chip
   − Control pins provided for support of optional external APIC
   − Used to extend system interrupt capability
   − PC98 compliant
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