Specifications

DMD20/DMD50/DMD2050/DMD2050E/DMD1050/OM20 Remote Protocol Remote Operations
MN-DMDREMOTEOP Revision 9 1–15
Command Clear Latched Alarms 2C03h
Command Set Time 2C04h
Command Set Date 2C05h
Command Set Time and Date 2C06h
Clear Modem Common Latched Alarm 1 2C08h
Clear Modem Common Latched Alarm 2 2C09h
Command Delete Modem Event Buffer 2C0Ah
Command Soft Reset 2C0Bh
Command BUC FSK Pass Thru 2F61h
1.5 Detailed Command Descriptions:
1.5.1 DMD20 Modulator:
Opcode: <2400h> Query a Modulator's Configuration and Status
Query Response (205 Bytes)
<1> Number of nonvol
bytes
Number of Configuration Bytes
Configuration Bytes (162 Nonvol Bytes)
<1> Network Spec 0 = Closed Net, 1 = IDR, 2 = IBS, 3 = D & I, 5 = DVB
SAT, 11 = MIL-188-165A, 16 = RFM, 17 = Ebem
<4> Frequency Selects the IF Frequency in Hz, IF Range = 50 MHz to
180 MHz, L-Band Range = 950 MHz to 2050 MHz
<2> Strap Code Binary value
<1> Spectral Mask 0 = INTELSAT 0.35, 18 = MIL-188-165A, 20 = DVB
0.20, 25 = DVB 0.25, 35 = DVB 0.35
<4> Data Rate Binary value, 1 bps steps
2.4 Kbps to 20 Mbps for DMD20, DMD20LBST and
OM20
2.4 Kbps to 52 Mbps for DMD2050, DMD2050E and
DMD50
<4> External Clock
Frequency
Binary value, 1 Hz steps
2.4 kHz to 20 MHz For DMD20
2.4 kHz to 52 MHz For DMD2050, DMD2050E and
DMD50
<4> External Reference
Frequency
Binary value, 8 kHz steps, 256 kHz to 10 MHz
<1> Frequency Reference
Source
0 = Internal, 1 = External, 2 = High stability
<1> Modulation Type 0 = QPSK, 1 = BPSK, 2 = 8PSK, 3 = 16QAM, 4 =
OQPSK, 5 = RFM, 6 = 8QAM