Comtech EF Data SDM-2020, Installation And Operation Manual

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Remote Control Operation SDM-2020 Satellite Demodulator
B–24 Rev. 3
Interface
Buffer Fill
Status Command:
Response: <add/IBFS_’cr’
>add/IBFS_nn%’cr’’If’] Where: nn = 1 to 99 (Relative to buffer depth.)
Where ‘pn’ is the last parameter returned.
Parameter
Number
Parameter Name
(Command Reference Description
23
24
25
26
27
28
29 to 32
RX Interface Coding Format
(ref. ICFR_ command)
Interface Loopback
(ref. ILB_ command)
Buffer Clock Source
(ref. BC_ command)
Interface Buffer Size
(ref. IBS_ command)
External Reference Frequency
(ref. ERF_ command)
TX Terrestrial Clock Frequency
(ref. TRF_ command)
Reserved
p23 = n, where n = 0 (AMI), 1 (B3ZS), 2 (HDB3), 3 (B8ZS).
p24 = n, where x = 0 (Off) or 1 (On).
p25 = n, where x = 0 (Off) or 1 (On).
p26 = nnnnnn, buffer size in milliseconds
p27 = nnnnn.n external frequency in kHz
p28 = nnnnn, external reference frequency in Mbit/s
B.9.5 SMPTE 310M Interface Commands
Interface
Loopback Command:
Response:
Status:
Response:
<add/ILB_xxx'cr'
>add/ILB_xxx'cr''lf']
<add/ILB_'cr'
>add/ILB_xxx'cr''lf']
Where: xxx = ON or OFF
Interface
Firmware
Information Command:
Response:
:
<add/IFI_'cr'
>add/IFI_'cr''lf']
FW/nnnnn-dr’cr’
mm/dd/yyyy’cr’’If’]
Where: nnn = Firmware number (0 to 999999).
d = Firmware dash number (0 to 99)
r = Firmware revision (-, or A to Z)
Where ‘pn’ is the last parameter returned.
Parameter
Number
Parameter Name
(Command Reference Description
23
24 thru 32
Interface Loopback
(ref. ‘ILB_”command).
Reserved
p23 = n, where x = ‘0’ (OFF), ‘1’ (ON)