AAEON PFM-535S User Manual
Page 47
P C / 1 0 4 C P U M o d u l e
P F M - 5 3 5 S
Appendix B I/O Information B-2
B.1 I/O Address Map
Address Description
0000h - 000Fh
DMA 8237-1
0018h - 001Fh
Empty
0020h - 0021h
PIC 8259-1
0024h - 002Dh
Empty
002Eh - 002Fh
Forward to LPC BUS
0030h - 003Fh
Empty
0040h - 0043h
Timer counter 8254
0061h
Port B + NMI control port
0062h - 0063h
8051 download 4K address counter
0064h
Keyboard status port
0065h
WatchDog0 reload counter
0066h
8051 download 8bit data port
0067h
WatchDog1 reload counter
0068h - 006Dh
WatchDog1 control register
006Eh - 006Fh
Empty
0070h - 0071h
CMOS RAM port
0072h - 0075h
MTBF counter
0076h - 0077h
Empty
0078h - 007Ch
GPIO port 0,1,2,3,4 default setup
007Dh - 007Fh
Empty
0080h - 008Fh
DMA page register
0090h - 0091h
Empty