Comtrol DM ATS-XPe - Manual (Page 81)

Appendix C. Default System Values 81
System I/O Address Map
MOV DX, TIMER_START
IN AL, DX.
;;RESTART COUNTER
;;ADD YOUR APPLICATION HERE
CMP EXIT_AP, 0
JNE W_LOOP
MOV DX, TIMER_STOP
IN AL, DX
;;EXIT AP
System I/O Address Map
This table illustrates the system I/O address map for the ATS.
I/O Address Map Description
000-01F DMA Controller #1
020-021 Interrupt Controller # 1, Master
022-023 Chipset address
040-05F System Timer
060-06F Standard 101/102 keyboard Controller
070-07F Real time Clock, NMI Controller
080-0BF DMA Page Register
0A0-0BF Interrupt Controller # 2
0C0-0DF DMA Controller # 2
0F0-0F0 Clear Math Coprocessor Busy
0F1-0F1 Reset Math Coprocessor
0F8-OFF Math Coprocessor
1F0-1F8 VIR BUS Master PCI IDE Controller
200-207 Game I/O
278-27F Reserved
2F8-2FF Serial Port 2
378-37F Parallel Printer Port 1
3B0-3DF Cyrix Graphic Adapter
3F0-3F7 Available
3F8-3FF Serial Port 1
443 Watch-Dog timer enable
843 Watch-Dog timer disable