參數(shù)資料
型號: AMD-768
英文描述: AMD-768 - AMD-768 Peripheral Bus Controller Data Sheet
中文描述: AMD的768 - AMD公司- 768周邊總線控制器的數(shù)據(jù)資料
文件頁數(shù): 10/12頁
文件大?。?/td> 324K
代理商: AMD-768
8
AMD-756 Peripheral Bus Controller
AMD-750 Chipset Overview
23016A—August 1999
AMD-756 Peripheral Bus Controller
Key features of the AMD-756 controller are listed in this
section. For more information, see the
AMD-756 Peripheral
Bus Controller Data Sheet
, order# 22548.
The AMD-756 contains the following functional units:
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Integrated ISA bus controller
Enhanced master-mode PCI IDE controller with ultra
DMA-33/66 support
USB controller
Keyboard/mouse controller
Real-time clock
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PCI-to-ISA Bridge
The AMD-756 controller includes a PC97-compliant PCI-to-ISA
bridge with the following features:
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PCI 2.2-compliant interface
Eight-level doubleword buffer between PCI and ISA buses
Dual cascaded AT-8259-compatible interrupt controllers
Dual AT-8237-compatible DMA controllers
Type F DMA transfer support
Support for ISA legacy distributed DMA across the PCI bus
AT-8254-compatible programmable interval timer
Integrated real-time clock w/extended 256-byte CMOS RAM
Programmable ISA bus clock
Fast reset and gate A20 operation
Edge-triggered or level-sensitive interrupts
Flash, 2-Mbyte EPROM, BIOS support
Integrated keyboard controller with PS/2 mouse support
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