Rion NA-28, Manual, Page: 93 / 98

85
Commands
DRD
Continuous output (no corresponding operation)
If the unit is displaying a menu or is in recall or calibration mode,
the command is not valid and error 0003 is returned.
Data are sent periodically to the computer every 100 msec.
If the store mode is AUTO 1, DRD ? is available when the sampling
period of AUTO 1 is 100 msec.
* To stop the data transfer, send the stop request code <
SUB
>.
Request command DRD ?
<Sound level meter mode>
Response data d1,d2,...,d10
d1 = xxx.x Main channel
L
p
d2 = xxx.x Main channel
L
eq
d3 = xxx.x Main channel
L
max
d4 = xxx.x Main channel
L
min
d5 = xxx.x Sub channel
L
p
d6 = xxx.x Sub channel
L
eq
d7 = xxx.x Sub channel
L
max
d8 = xxx.x Sub channel
L
min
d9 = 0 or 1 Overload information (1: Yes, 0: No)
d10 = 0 or 1 Under-range information (1: Yes, 0: No)
* When sub channel display is set to OFF, d5 to d8 are returned
as “_--.-” (with a leading space).
<Octave analyzer mode>
Response data d1,d2,...,d15
* Response data are the same as for the DOD command.
<1/3 octave analyzer mode>
Response data d1,d2,...,d37
* Response data are the same as for the DOD command.
<Simultaneous analyzer mode>
Response data d1,d2,...,d48
* Response data are the same as for the DOD command.
* There is no setting command.