NEC CP/M-86 System Reference Manual page 172

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GSX-86: Graphics for the APe
INPUT VALUATOR
This operation returns the current value of the valuator device.
9-40
For REQUEST MODE Input:
Input
Output
contrI(l)
contr1(2)
intin(l)
intin(2)
contrI(3)
contrI(5)
intout( 1)
For SAMPLE MODE Input:
Input
Output
c~ntrIC
1)
contr1(2)
intin( 1)
contrI(3)
contr1(5)
intout(l)
Opcode
=
29
o
Valuator device number
1 -- default valuator device
initial value
o
Length of intout array (status)
o
=
request unsuccessful
>0
=
request successful
Output value
Opcode
=
29
o
Valuator device number
1 -- default valuator device
o
Length of intout array (status)
0= sample unsuccessful
>0
=
sample successfu;
Current valuator value if sample successful

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