NEC CP/M-86 - Page 173

GSX-86: Graphics for the APe
INPUT CHOICE
This operation returns the choice status of the specified choice device. The range of
choice numbers is device-dependent.
For REQUEST MODE Input:
Input
Output
contr1( 1)
contr1(2)
intin( 1)
intin(2)
contr1(3)
contr1(5)
intout(
1)
For SAMPLE MODE Input:
Input
Output
contr1(l)
contr1(2)
intin(l)
contr1(3)
contr1(5)
intout(l)
Opcode = 30
o
Choice device number
1 = default choice device
2
= function key
>2
= workstation-dependent
Initial choice number
o
Length of intout array (status)
o = request unsuccessful
>
= request successful
Choice
number (for example, number of
function key pressed)
Opcode = 30
o
Choice device number
o
1 = default choice device
2 = function key
> = workstation-dependent
Length
of intout array (status)
o = sample unsuccessful
>0 = sample successful
Choice
number if sample successful
9-41