LI-COR LI-6400 - LED Source Control; Sets the Lamp Control Algorithm, and Target Value; Gets the Current Lamp Control ID and Target Value; Sets the Current Target Value Without Changing Control Type

AutoProgramming Reference
Useful AutoProgram Commands
Using the LI-6400 25-15
LED Source Control
These functions expect the 6400-02 Light Source to be installed.
LPSetLamp Sets the light source.
Initial: Num parVal (in µmol m
-2
s
-1
)
Final: -
LampSetNewTarget Sets the lamp control algorithm, and target value.
Initial: Num value, Num typeCode
Final: -
The units of value depend on typeCode (Table 25-1).
LampGetTarget
Gets the current lamp control id and target value
Initial: -
Final: DOUBLE
value, LONG typeCode
Us this to determine the current control method and target value. typeCodes are given
in Table 25-1.
LampSetTargetVal
Sets the current target value without changing control type.
Initial: Num value
Final: -
Control type remains the same. Only the target changes.
Table 25-1. Lamp control typeCodes.
typeCode Meaning
1
Lamp off
2
Constant PAR (µmol m-2 s-1)
3
Constant control signal (mV)
4
Tracks external quantum