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Comtech EF Data DMD20 User Manual

Page 69

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DMD20/DMD50/DMD2050/DMD2050E/DMD1050/OM20 Remote Protocol

Remote Operations

MN-DMDREMOTEOP Revision 9

1–59

<1> Latched

Common

Alarm 1

Bit 0 = -12V Alarm
Bit 1 = +12V Alarm
Bit 2 = +5V Alarm
Bits 3 – 5 = Reserved
Bit 6 = IF SYNTH Alarm
Bit 7 = Spare
0 = Not Latched, 1 = Latched

<1> Latched

Common

Alarm 2

Bit 0 = TERR FPGA Config
Bit 1 = CODEC FPGA Config
Bit 2 = CODEC Device Config
Bit 3 = TRANSEC Power Test
Bit 4 = +1.5 V Rx Alarm
Bit 5 = +1.5 V TX Alarm
Bit 6 = +3.3 V Alarm
Bit 7 = +20 V Alarm
0 = Not Latched, 1 = Latched

<1>

Backward Alarms

Bit 0 = Backward Alarm 1 IDR
Bit 1 = Backward Alarm 2 IDR
Bit 2 = Backward Alarm 3 IDR
Bit 3 = Backward Alarm 4 IDR
Bits 4 – 7 = Reserved
0 = No, 1 = Yes

<4>

Error Counter

Binary value

<4>

Test Error Counter

Binary value

<2>

Raw BER Mantissa

Bytes 1 - 2 = Binary value Raw BER; 896 = 8.96

<2> Corrected

BER

Mantissa

Bytes 1 - 2 = Binary value corrected BER

<2>

EbNo

Binary value, 1 decimal point implied; 700 = 7.00

<4>

Offset Frequency

Binary value, 1 Hz steps

<2>

Test BER Mantissa

Bytes 1 - 2 = Binary value test BER

<1>

Raw BER Exponent

Byte 3 = Binary value exponent

<1> Corrected

BER

Exponent

Byte 3 = Binary value exponent

<1>

Test BER Exponent

Byte 3 = Binary value exponent

<1> Offset

Frequency

Sign

If <> 0, '-' offset

<1>

BER/EbNo Status

Bit 0 = Raw BER and corrected BER status. 1 = Valid
Bit 1 = Test BER status. 1 = Valid
Bits 2 - 3 = EbNo status, 0 = EbNo is invalid, 1 = EbNo

is valid, 2 = EbNo is smaller than indicated value, 3 =
EbNo is greater than indicated value

Bit 4 = BER Counter Overflow. 1 = Overflow Condition
Bit 5 = Test BER Counter Overflow. 1 = Overflow

Condition

Bits 6 – 7 = Reserved

<1>

Buffer Percent Full

Binary value representing % buffer full, 0 - 100 in 1%
steps

<1>

Input Level

Binary value in 1 dB steps, implied sign

<1>

Insert Status Fault

Bit 0 = Frame lock fault. 1 = Fail
Bit 1 = Multiframe lock fault. Valid in E1 PCM-30 and

PCM-30C. 1 = Fail

Bit 2 = CRC lock fault. Valid in T1ESF, and E1 CRC

enabled. 1 = Fail

Bits 3 – 7 = Reserved

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