Specifications

Remote Control Operation SDM-650B Satellite Modem
B–58 Rev. 6
B.2.8.1.4 Demodulator/Decoder Configuration Program
This command is used by the SMS-658 M:N protection switch to collect information that
is necessary to configure backup modems.
Command: <add/DCP_”cr”
Response: >add/DCP_”cr”
IFL_xxx”cr” IF Loopback (ON/OFF)
RFL_xxx”cr” RF Loopback (ON/OFF)
DF_nnn.nnnn”cr” Demodulator Frequency
DR_nnn_mmmm.m”cr” Demodulator Data Rate
DE_xxx”cr” Descrambler Enable (ON/OFF)
BERT_xxxx”cr” BER Threshold
SR_xxx”cr” Sweep Reacquisition (seconds)
FAM_xxx”cr” Fast Acquisition Mode
(See Note 2) SCF_snnnnn”cr” Sweep Center Frequency
(See Note 2) SWR_nnnnn”cr” Sweep Width
(See Note 2) SD_s”cr” Sweep Direction
RC_xxx”cr” Receive Clock (NRM/INV)
BBL_xxx”cr” Baseband Loopback (ON/OFF)
ILB_xxx”cr” Interface Loopback (ON/OFF)
ICFR_xxxx”cr” Coding Format Receive
(AMI/HDB3/B6ZS/B8ZS)
ROBR_nnnnn”cr” Receive Overhead Baud Rate
OCCL_n”cr” Overhead Channel Character Length
OCSB_n”cr” Overhead Channel Stop Bits
OCP_xxxx”cr” Overhead Channel Parity
(See Note 1) ERF_nnnnn”cr” External Reference Frequency
(See Note 1) BC_xxx”cr” Buffer Clock (INT/EXT/SAT/REF)
(See Note 1) IBS_nnnnnn”cr” Interface Buffer Size
(See Note 3) ENSP_n.n”cr” E
b
/N
0
Target Set Point (3.2 to 9.7)
(See Note 3) MAXT_n.n”cr””lf”] Max. Tracking Rate (0.5 to 6.0)
Notes:
1. Available with buffer support hardware only.
2. “SCF_”, “SWR_”, and “SD_” responses are returned only when fast acquisition
is enabled. See the “FAM_” command definition.
3. Available with AUPC support hardware only.