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B.02 I/O MAP
TABLE B-2: I/O Map
Address
Optional
Address
000-00F
020-03F
040-043
060-064
070-071
080-09F
0A0-0BF
0C0-0DF
0EA-0EB
0EC-0EF
0F0-0FF
190-197
290-297
1F0-1F7, 3F6-3F7
3F0-3F7
370-377
340-35F
140-15F
378-37A
3BC-3BE
3F8-3FF (COM1)
2F8-2FF
(COM2)
2F8-2FF (COM2)
3F8-3FF
(COM1)
3C0-3CF, 3D0-3DF,
3B0-3BB
Optional
Optional
Address
Address
390-397
278-27A
3E8-3EF
2E8-2EF
(COM3)
(COM4)
3E8-3EF
2E8-2EF
(COM3)
(COM4)
Memory & I/O Maps
Function
DMA Controller 1
Interrupt Controller 1
Counter/Timers
Keyboard (8742)
Real-time clock,
NMI mask
DMA Page Register
Interrupt Controller 2
DMA Controller 2
Reserved for TEK-PAK
Configuration Registers
Math Coprocessor /
Configuration Registers
Teknor Control Port
IDE Hard Disk
Floppy Disk
SCSI Controller
Parallel Port
(LPT1 by default)
UART1
(COM1 by default)
UART2
(COM2 by default)
Graphics Controller
B-3
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