Juniper-systems Allegro DOS Manual Bedienungsanleitung PDF herunterladen (Seite 128)

128 Allegro DOS Owner’s Manual

WARNING: CPU busy drains the batteries rapidly and should only

be enabled when needed. Returns nothing.

Call with: BL=00h CPU busy

BL=01h CPU done

Subfunction: AL = 0Ch (disable BIOS power manager)

Disables automatic power management functions in the BIOS. The

Allegro generally uses less power with power manager enabled.

Returns nothing.

Subfunction: AL = 0Dh (enable BIOS power manager)

Enables automatic power management functions in the BIOS. The

system generally uses less power with power manager enabled.

Returns nothing.

Subfunction: AL = 0Fh (get CPU version)

Returns CPU version as follows: AL=version major (b7-b4)+version

minor (b3-b0).

Subfunction: AL = 10h (get keypad shift ﬂ ag settings)

Returns current shift ﬂ ag settings in AL. See Subfunction AL=11h.

Subfunction: AL = 11h (set keypad shift ﬂ ag settings)

The keyboard shift ﬂ ags (Ctrl, Alt, Shift) can be individually

controlled such that when the key is pressed it registers as either left,

right, or both scan codes. The Alt-nnn function can be

enabled/disabled with this function.

Call with: BL=b7-b0 where:

b1,b0 = 01 right Shift only

10 left Shift only

11 both (Default)

b3,b2 = 01 right Alt only

10 left Alt only

11 both (Default)

b5,b4 = 01 right Ctrl only

10 left Ctrl only

11 both (Default)

b6 = 0 disable Alt-nnn

1 enable Alt-nnn (default)

b7 = reserved

Subfunction: AL = 12h (get Allegro ID)

Returns offset of Allegro ID string in AX. Segment is F000.

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Juniper-systems Allegro DOS Manual Bedienungsanleitung Seite 128