Table A–3
XE–800 SBC I/O map
XE–800 SBC I/O map
Hex range
Function
X000h to X0FFh
Reserved for system
X100h to X11Fh
Off card I/O space (available)
X120h to X127h
Digital I/O
X128h to X16Fh
Off card I/O space (available)
X170h to X17Fh
IDE Controller (secondary)
X180h to X1EFh
Off card I/O space (available)
X1F0h to X1F7h
IDE Controller (primary)
X208h to X20Fh
System I/O space (not available)
X278h to X27Bh
available
X2E8h to X2EFh
System I/O space (not available)
X2F8h to X2FFh
COM (1 or 2 – Setup selectable)
X320h to X377h
System I/O space (not available)
X378h to X37Bh
available
X3F8h to X3FFh
COM (1 or 2 – Setup selectable, default COM1)
102
Содержание XE-800
Страница 18: ...Figure 2 1 XE 800 SBC component diagram top 18 ...
Страница 19: ...Figure 2 2 XE 800 SBC component diagram bottom 19 ...
Страница 20: ...Figure 2 3 XE 800 SBC dimensions 20 ...
Страница 89: ...MOV AX 0fb0bh MOV DX 0ffffh INT 17h MOV aData AL if aData 1 printf U1 jumper is ON n 89 ...