LBC-4000 L-Band Up/Down Converter System
Revision 6
Serial Interface Operation
8–21
MN-LBC-4000
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments for
Command or
Response to
Query
Description of Arguments
(Note that all arguments are ASCII
numeric codes between 48 and 57)
Response to
Command
(Target to
Controller)
Query
(Instruction
Code and
Qualifier)
Response to
Query
(Target to
Controller)
Set
Auto/Manual
Switching Mode
SAM_
1 byte,
alphabetic
Command or Query.
Use “SAM” to set or return the operating redundancy switching
mode as Automatic or Manual.
Set or return in the form SAM_x where:
x=A (Automatic Switching Mode)
x=M (Manual Switching Mode)
Command Example: <0001/SAM_M{cr}
SAM_
SAM_
SAM_x
Summary Alarm
Status
N/A
2 bytes,
alphabetic
Query only.
Use “SAS” to return the status of the Summary Fault Relay.
Returns Summary Fault Relay status in the form SAS_xx where:
xx=OK
xx=FT
N/A
SAS_
SAS_x
Remote Baud
Rate
SBR_
4 bytes,
alphanumeric
Command or Query.
Use “SBR” to set or return the serial baud rate of the unit.
Set or return in the form SBR_xxxx where:
xxxx=remote baud rate where:
1200=1200 baud
2400=2400 baud
4800=4800 baud
9600=9600 baud
19K2=19200 baud
38K4=38400 baud
Command Example:
<0001/SBR_38K4{cr} (sets baud rate to 38400 baud)
SBR_
SBR_
SBR_xxxx
Set Physical
Address
SPA_
4 bytes,
numeric
Command or Query.
Use “SPA” to set or return the physical remote device address for
the unit.
Set or return in the form SPA_xxxx where:
xxxx=Physical Address from 0001 to 9999 (Resolution=0001)
Command Example:
<0001/SPA_0412{cr} (sets physical device address to 0412)
SPA_
SPA_
SPA_xxxx
