Comtech EF Data CDM-710 Installation And Operation Manual page 222

CDM-710/L Broadcast Satellite Modem
Serial Interface Operation
Controller-to-Target
Instruction Code & Qualifier
Parameter
Type
Command Query
Equipment ID
(continued)
External ERF= ERF?
Reference
Frequency
Redundancy ESW= ESW?
Switch Mode
Number of
Arguments for
Command or
(Note that all arguments are ASCII numeric codes from 48 and 57)
Response to
Query
j=S/W option Tx DVB-S2 where 0=Not installed, 1=Installed
k=Demodulator configuration where 0=None, 1=70/140 Mhz, 2=L-Band
l=Rx Symbol Rate S/W option where 0=15.0 Msps, 1=22.5 Msps, 2=30.0
Msps, 3=37.5 Msps (DVB-S1, DVB-DSNG modes only) , 4=45.0 Msps (DVB-
S1, DVB-DSNG modes only)
m=S/W option Rx 8PSK where 0=Not installed, 1=Installed
n=S/W option Rx 16QAM where 0=Not installed, 1=Installed
o=S/W option Rx 16APSK where 0=Not installed, 1=Installed
p=S/W option Rx 32APSK where 0=Not installed, 1=Installed
q=S/W option Rx DVB-S1 where 0=Not installed, 1=Installed
r=S/W option Rx DVB-DSNG where 0=Not installed, 1=Installed
s=S/W option Rx DVB-S2 where 0=Not installed, 1=Installed
t=Interface Slot 1 where 0=None, 1= CDI-40 ASI, 2=CDI-70 GBEI (NOT USED),
3=CDI-60 HSSI
u=Interface Slot 2 where 0=None, 1=CDI-40 ASI (NOT USED), 2=CDI-70 GBEI,
3=CDI-60 HSSI (NOT USED)
NOTE: When unit is 'MODULATOR ONLY' query returns '0 (Not Installed)' for
Rx options. When unit is 'DEMODULATOR ONLY' query returns '0 (Not
Installed)' for Tx options.
1 byte Command or Query.
Sets or returns the External Reference Frequency in the form x where:
0=Internal
1=External 1 MHz
2=External 2 MHz
3=External 5 MHz
4=External 10 MHz
5=External 20 MHz
COMMAND EXAMPLE: <0001/ERF=0{CR} (sets Internal reference, External
reference not used)
1 byte Command or Query.
Sets or returns Redundancy Mode in the form x where :
0=Disable
1=Enable
COMMAND EXAMPLE: <0001/ESW=1{CR} (enables Redundancy Mode)
9–14
Description of Arguments
MN/CDM710.IOM
Revision 12
Target-to-Controller
(See Description of Arguments)
Response to Response to
Command Query
ERF= ERF=x
ERF?
ERF*
ERF#
ESW= ESW=x
ESW?
ESW*
ESW#