Intel IB850 - Manual (Page 36)

INSTALLATIONS
32 IB850 User’s Manual
; Name : Read_Reg
; IN : CL - register index
; OUT
: AL - Value to read
;[]===================================================
Read_Reg
Proc Near
mov al, cl
mov dx, 2Eh
out dx, al
inc dx
in al, dx
ret
Read_Reg Endp
;[]================================================