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User Interfaces DMD15/DMD15L IBS/IDR Satellite Modem
4-100 TM051 – Rev. 5.8
<1> Common Alarm 2 Bit 0 = M&C processor fault. 1 = Fail
Bit 1 = U IO card present. 1 = Present, reserved in RCS10/10L
mode
Bit 2 = IF card present. 1 = Present
Bits 3 - 7 = Spares
Opcode: <240Dh> Query a modem’s Eb/No, BER, and Level
Query Response
<2>
<2>
<2>
<1>
<1>
<1>
<1>
Raw BER Mantissa
Corrected BER
Mantissa
EbNo
Raw BER Exponent
Corrected BER
Exponent
BER/EbNo Status
Input Level
Bytes 1 - 2 = Binary value Raw BER 896 = 8.96
Bytes 1 - 2 = Binary value corrected BER
Binary value, 1 decimal point implied 700 = 7.00
Byte 3 = Binary value exponent
Byte 3 = Binary value exponent
Bit 0 = Raw BER and corrected BER status. 1 = Valid
Bit 1 = Test 2047 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 2047 BER Counter Overflow 1 = Overflow
Condition
Bits 6 – 7 = Reserved
Binary value in 1 dB steps
Opcode: <240Eh> Query time
Query Response
<1>
<1>
<1>
Hour
Minute
Second
0 – 23
0 – 59
0 – 59
Opcode: <240Fh> Query date
Query Response
<1>
<1>
<1>
Year
Month
Day
0 - 99
0 - 11
0 – 30
Opcode: <2410h> Query time and date
Query Response
<1>
<1>
Year
Month
0 - 99
0 - 11