82371SB - 82371FB (PIIX) AND 82371SB (PIIX3) PCI ISA IDE XCELERATOR
9 1.1. PCI Interface Signals 9 1.2. Motherboard I/O Device Interface Signals 10 1.3. IDE Interface Signals 11 1.4. ISA Interface Signals 13 1.5. DMA Signals 15 1.6. Timer/Counter Signals 15 1.7. Interrupt Controller Signals 16 1.8. System Power Management (SMM) Signals 16 1.9. X-Bus Signals 1.
E n n n n 82371FB (PIIX) AND 82371SB (PIIX3) PCI ISA IDE XCELERATOR n Enhanced DMA Functions Two 8237 DMA Controllers Fast Type F DMA Compatible DMA Transfers 7 Independently Programmable Channels X-Bus Peripheral Support Chip Select Decode Controls Lower X-Bus Data Byte Transceiver I/O Advanced Programmable Interrupt Controller (IOAPIC) Support (PIIX3) Universal Serial Bus (USB) Host Controller (PIIX3) Compatible with Universal Host Controller Interface (UHCI) Contains Root Hub.
