
Datum Systems, Inc. PSM-500 Modem Remote Control Protocol
Rev 0.93 12/12/10
Unit Status Write Bytes
Unit Name String Terminated with a 00h
[RdnEn] Flag added in Rev 0.2 to aid in working from a single packet.
FEC Types available are determined by the FEC A and B Version numbers plus the 3 bits DTpc4Opt,
DTpc16Opt and DLdpc2Opt. as follows:
FEC Type 1 = Standard Viterbi plus R-S.
FEC Type 2 = Standard Viterbi plus R-S and TPC4k hardware.
FEC Type 3 = Standard Viterbi plus R-S and TPC16k hardware.
FEC Type 4 = Standard Viterbi plus R-S and TPC4k plus TPC16k hardware.
FEC Types 1 to 4 can be equipped with LDPC2k Firmware, indicated by the DLdpc2Opt bit set.
FEC Type 5 is a new universal board only with LDPC16k Firmware by default. The bits
DTpc4Opt and DTpc16Opt determine if it is equipped with the TPC4k and/or 16k hardware.
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