EXFO T100S-HP Series, Programming Manual

Page: 21 / 40

Remote Control Commands
T100S-HP Programming Guide 21
Description Sets mW as the unit for optical power values.
Response • RS-232C:
OK
• GPIB: none, see section Checking System Status with the Status Byte, p. 9 .
2.3.3 P
Syntax
P=[±]xx.xx|xx.xx
Parameter •
[±]xx.xx
: optical output power in dBm, if the unit is set to dBm (see section DBM,
p. 20 ). Possible values are given in the Technical Specifications section in T100S-HP
User Manual .
•
xx.xx
: optical output power in mW, if the unit is set to mW (see section MW, p. 20 ).
Possible values are given in the Technical Specifications section in T100S-HP User
Manual .
Description Sets the optical power (in dBm or mW depending on the selected power unit) and
switches to the constant-power mode (see section APCON, p. 26 ).
The units (dB or mW) must be first selected with the appropriate DBM or MW command.
Response • RS-232C:
OK
• GPIB: none, see section Checking System Status with the Status Byte, p. 9 .
2.3.4 P?
Syntax
P?
Parameter None.
Description Returns the current value of the laser output power, according to the selected power unit.
The format of the response depends on the power unit selected (see section
DBM, p. 20
and section MW, p. 20 ).
Response •
P=xx.xx
: output power value in mW.
•
P=±xx.xx
: output power value in dBm.
•
DISABLED
: the optical output is disabled, the output power value cannot be returned.