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CPC-2245 User's Manual
A.1
System I/O ports
Table A-1: System I/O ports
Addr. range Device
(Hex)
000-01F
DMA controller
020-021
Interrupt controller 1, master
022-023
Chipset address
040-05F
8254 timer
060-06F
8042 (keyboard controller)
070-07F
Real-time clock, non-maskable interrupt (NMI)
mask
080-09F
DMA page register,
0A0-0BF
Interrupt controller 2
0C0-0DF
DMA controller
0F0
Clear math co-processor
0F1
Reset math co-processor
0F8-0FF
Math co-processor
1F0-1F8
Fixed disk
200-207
Game I/O
278-27F
Parallel printer port 2 (LPT 3)
2F8-2FF
Serial port 2
300-31F
Prototype card
360-36F
Reserved
378-37F
Parallel printer port 1 (LPT 2)
380-38F
SDLC, bisynchronous 2
3A0-3AF
Bisynchronous 1
3B0-3BF
Monochrome display and printer adapter (LPT1)
3C0-3CF
Reserved
3D0-3DF
Color/graphics monitor adapter
3F0-3F7
Diskette controller
3F8-3FF
Serial port 1
Summary of Contents for CPC-2245 Series
Page 2: ...CPC 2245 Series 486 Mini Biscuit PC with VGA LAN User s Manual ...
Page 14: ...Chapter 1 General Information 5 1 3 Board layout dimensions ...
Page 15: ...6 CPC 2245 User s Manual ...
Page 39: ...30 CPC 2245 User s Manual 2 9 Card installation ...
Page 40: ...Chapter 2 Installation 31 2 10 Card removal ...
Page 41: ...32 CPC 2245 User s Manual 2 11 FPC cable installation ...
Page 57: ...48 CPC 2245 User s Manual ...
Page 67: ...58 CPC 2245 User s Manual ...
Page 69: ...60 CPC 2245 User s Manual 6 1 Board layout SODIMM and screw hole locations ...
Page 70: ...Chapter 6 Board Diagrams 61 6 2 PCB layout SODIMM mounting side ...
Page 71: ...62 CPC 2245 User s Manual 6 3 Board layout FPC connector CN4 ...
Page 74: ...Chapter 6 Board Diagrams 65 6 7 SODIMM gold fingers top view ...
Page 75: ...66 CPC 2245 User s Manual 6 8 SODIMM gold fingers bottom view ...