Fix mind-o: compare sc->sis_rev instead of 'command' when trying to decide how to read the station address.
Fix mind-o: compare sc->sis_rev instead of 'command' when trying to
decide how to read the station address.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase