C-2 User’s Manual
C.2 I/O Address Map
Address Range Device
000 - 00F
020 - 021
040 - 043
048 - 04B
060 - 06E
070 - 071
080 - 08F
0A0 - 0A1
0C0 - 0DF
178, 17A
1F0 - 1F7, 3F6 -
3F7
278 - 27F
2F8 - 2FF
35F, 36F
378, 37A
3B4, 3B5, 3BA
3C0 - 3C5
3C6 - 3C9
3C0 - 3CF
3D0 - 3DF
3E0 - 3E1
3F0 - 3F7
3F8 - 3FF
DMA controller-1
Interrupt controller-1
Timer 1
Timer 2
Keyboard controller 8742 chip select
Real-time clock and NMI mask
DMA page register
Interrupt controller-2
DMA controller-2
6377 registers
Hard disk controller
Parallel port 2
Serial port 2
Special I/O ports
Parallel port 1
Video subsystem
Video DAC
Enhanced graphics display
Color graphics adapter
PCMCIA controller
Floppy disk controller
Serial port 1