COMTECH 570L
98-150471-A02
Appendix C: VMU settings
C-19
VMU se
ttin
gs
C.5
COMTECH 570L
C.5.1
Protocol and interfaces
The following sections describe how to connect the ACU to a COMTECH 570L VSAT
modem.
Protocol
The ACU supports 4800 or 9600 baud on the serial port. You can set the baud rate of the
COMTECH 570L at its front MMI.
The ACU issues the following commands on the serial interface to the COMTECH 570L
modem:
• 0000/EBN?
• 0000/TFQ?
• 0000/LLO?
• 0000/BLO?
• 0000/RFQ?
An example of the serial communication between the ACU and the COMTECH 570L
modem is shown below:
0000/EBN?
0000EBN=11.8
0000/TFQ?
0000/TFQ=1310.7956
0000/EBN?
0000/EBN=11.8
0000/LLO?
0000/LLO=10000+
0000/EBN?
0000/EBN=11.9
0000/BLO?
0000/BLO=12800-
0000/EBN?
0000/EBN=11.8
0000/RFQ?
0000/RFQ=1367.5500
SAILOR900HP.book Page 19 Monday, July 18, 2016 12:44 PM