Comtech EF Data CDM-Qx, Installation And Operation Manual

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CDM-Qx Satellite Modem Revision 6
Remote Control MN/CDMQx.IOM
indicating that it had finished waiting for a response and was now ready for further
communications.
The $ code (target-to-controller) is only used as follows:
The target acknowledges the message indicating that there is no card installed in that slot.
The @ code (target –to-controller) is only used as follows:
The target acknowledges the message indicating that a Tx command was sent to an Rx
card or vice-versa. For example:
TFQ was sent to a demod.
The ^ code (target-to-controller) is only used as follows:
The target acknowledges the message indicating that the unit is in Ethernet mode. While
in Ethernet mode, the unit cannot be serially queried for modem parameters. This mode
will allow the user to access the Web server, SNMP, or Telnet.
C.4.5 Message Arguments
Arguments are not required for all messages. Arguments are ASCII codes for the
characters 0 to 9 (ASCII 48 to 57), period (ASCII 46) and comma (ASCII 44), plus
miscellaneous printable characters.
C.4.6 End Of Packet
Controller-to-Target: This is the ‘Carriage Return’ character (ASCII code 13)
Target-to-Controller: This is the two-character sequence ‘Carriage Return’, ‘Line Feed’.
(ASCII code 13, and code 10.) Both indicate the valid termination of a packet.
C.5 Remote Commands
The following remote commands are arranged in the following order:
!
Transmit (TX) Commands
!
Receive (RX) Commands
!
Common Commands for TX or RX or Modem
!
Query Commands
!
Bulk Commands
!
BUC Commands
Priority System = ITF(Highest Priority), FRM, RFT, RMD, RCR, and RDR (Lowest
Priority), as indicated by shading . Any changes to a higher priority can override any of
the parameters of lower priority.
C-6