Comtech EF Data MM200 User Manual
Page 122
Appendix A
MM200 High-Speed Microwave Modem
A-22
TM086 – Rev. 4.1
<1>
<2>
<1>
<1>
<1>
<1>
<1>
<1>
<4>
Acquisition Control
Acquisition Bandwidth
Acquisition Delay
Acquisition Step
Tracking Step
Re-acquisition Delay
APC Control
APC Hysteresis
APC Level
3 = Level 2
0 = Off, 1 = Acquire
50 – 400 kHz, 1 kHz steps
10 – 255 sec, 1 sec steps
10 – 100 kHz, 1 kHz steps
10 – 100 Hz, 1 Hz steps
10 – 255 sec, 1 sec steps
Sets the APC receive control (Not Yet Implemented)
Sets the APC receive hysteresis level (Not Yet Implemented)
Sets the APC receive level in dBm (Not Yet Implemented)
Opcode: <0x20BF>
Query a demodulator’s configuration and status
Query Response
<1>
<4>
<4>
<4>
<1>
<1>
<1>
Number of
nonvol bytes*
* M&C developers
MUST use this
number of
nonvolatile bytes to
index into the
selected channel
status area. The
nonvolatile data
might grow with
future firmware
revisions. Refer to
discussion on
forward/backward
compatibility.
Data Rate
Symbol Rate
IF Frequency
IF Separation
Demodulation
Spectrum
<1> Number of nonvol bytes*
7000000 - 200000000
3500000 - 28000000
50000000 - 90000000
120 - 150
0 = qam4
1 = qam16
2 = qam32
3 = qam64
4 = qam128
5 = qam256
0 = normal, 1 = inverted