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4-38
Chapter 4: Setup
I/O Addresses
(486DX4, 586, 2xxx 686, 3xxx 686 and 35xx 686)
The following I/O Address Map applies to the workstation.
Port (Hex)
System Use
00-0F
DMA Controller 1
20-21
Programmable Interrupt Controller (Master)
40-4B
Programmable Interval Timer
60-64
Keyboard Controller/NMI
70-7F
Real Time Clock and DMA Mask
80
Heartbeat LED Register
81-8F
DMA Page Register
A0-A1
Programmable Interrupt Controller 2
C0-DF
DMA Controller 2
F0
Reset Numeric Error
F8-FF
Processor
* 100-10F
CMOS (Riser Board) (Default)
* 120-12F
CMOS (Riser Board)
* 140-14F
CMOS (Riser Board)
*160-16F
CMOS (Riser Board)
170-177
Secondary IDE Hard Disk Controller
1F0-1F7
Primary IDE Hard Disk Controller
1A0-1A1
ISA LCD Board
200-207
Reserved
220-227
COM Port Serial/3 (586 board only)
240-
SMC Ethernet Board
240-27F
8-Port Serial Board (586 board only)
Содержание 7452
Страница 1: ...NCR 7452 Workstation Release 3 1 Hardware User s Guide BD20 1373 C Issue J...
Страница 6: ...iv...
Страница 18: ......
Страница 22: ...1 4 Chapter 1 Product Overview 16065 Integrated 9 4 LCD Operator Display 2x20 or International Customer Display...
Страница 44: ...1 26 Chapter 1 Product Overview 14406a Integrated 2x20 Customer Display...
Страница 58: ...2 2 Chapter 2 Workstation Hardware Installation AC Input Selection Switch 14598 115V...
Страница 74: ...2 18 Chapter 2 Workstation Hardware Installation 14566 Wrap Stand 5952 DynaKey Configuration...
Страница 77: ...Chapter 2 Workstation Hardware Installation 2 21 17320 Wrap Stand 5953 DynaKey Configuration...
Страница 80: ......
Страница 164: ......
Страница 187: ...Chapter 4 Setup 4 23 Load Previous Values Save Changes...
Страница 216: ...4 52 Chapter 4 Setup...
Страница 226: ......
Страница 232: ...6 6 Chapter 6 BIOS Updating Procedures 4 After a successful BIOS update reboot the workstation...
Страница 256: ......
Страница 261: ...BD20 1373 C February 2001 Printed on recycled paper...