8-4
Specifications
Table 8-5
System I/O
I/O Address (Hex)
System Function (Shipping Configuration)
000 - 00F
DMA Controller # 1
010 - 01F
Unused
020 - 03F
Interrupt Controller # 1
040 - 043
Counter/Timer
044 - 05F
Unused
060
Keyboard Controller
061
Port B
062 - 063
Unused
064
Keyboard Controller
065 - 06F
Unused
070 - 071
NMI Enable/Real-Time Clock
072 - 07F
Unused
080 - 08F
DMA Page Registers
090 - 091
Unused
092
Port A
093 - 09F
Unused
0A0 - 0BF
Interrupt Controller # 2
0C0 - 0DF
DMA Controller # 2
0E0 - 0EB
Unused
0EC - 0ED
483 Configuration Index/Data
0EE - 0EF
483 Fast A20/Fast Reset
0F0 - 0F1
Co-Processor Busy Clear/Reset
0F2 - 0F3
Unused
0F4 - 0F5
483 CPU Speed Slow/Fast
0F6 - 0F8
Unused
0F9
483/PGL Configuration Lock
0FA
Unused
0FB
483/PGL Configuration Unlock
0FC - 0FF
Unused
100 - 12F
Unused
130 - 131
Modem PGL Index/Data (Default; Alt = 140h, 260h, 270h)
132 - 16F
Unused
170 - 177
Reserved
178 - 1EF
Unused
1F0 - 1F7
Fixed Disk Controller
1F8 - 1FF
Unused
200
Unused
201
Unused
Continued
Summary of Contents for 244100-005 - Deskpro 2000 - 16 MB RAM
Page 2: ...278041 001 278785 002 ...
Page 4: ...CPS ...
Page 67: ...3 2 Illustrated Parts Catalog 3 1 System Unit Figure 3 2 System Unit Desktop ...
Page 69: ...3 4 Illustrated Parts Catalog Figure 3 3 System Unit Minitower ...
Page 71: ...3 6 Illustrated Parts Catalog 3 2 Mass Storage Devices Figure 3 4 Mass Storage Devices ...
Page 73: ...3 8 Illustrated Parts Catalog 3 3 Cables Figure 3 5 Cables ...
Page 75: ...3 10 Illustrated Parts Catalog 3 4 Standard and Optional Boards Figure 3 6 Optional Boards ...
Page 81: ...3 16 Illustrated Parts Catalog 3 6 Monitors Figure 3 9 Monitors ...