NEC CP/M-86 - Page 152

GSX-86: Graphics for the APC
9-20
Exit Graphics Mode
The Exit Graphics operation causes the graphics device to exit the graphics mode, if
it
is different than the alpha mode. It is used to explicitly enter the alpha cursor
addressing
mode and to perform the transition from graphics to alpha mode
properIy.
Input
Output
Cursor Up
contrl(2)
contrl(6)
contrI(3)
o
Function ID = 3
o
This operation moves the alpha cursor up one row without altering the horizontal
position.
If the cursor is already at the top margin, no action is taken.
Input
Output
Cursor Down
contrl(2)
contrl(6)
contrl(3)
o
Function ID = 4
o
This operation moves the alpha cursor down one row without altering the hor-
izontal position. If the cursor is already at the bottom margin, no action is taken.
Input
Output
Cursor Right
contrI(2)
contrI(6)
contrI(3)
o
Function ID = 5
o
The Cursor Right operation moves the alpha cursor right one column without
altering the vertical position.
If the cursor is already at the right margin, no action is
taken.
Input
Output
contrl(2)
contrl(6)
contrI(3)
o
Function ID = 6
o