Correct polarity of packet mode bit.
Correct polarity of packet mode bit.

Problem discovered when 'boot0cfg -B -v -o packet -s 2 ad4' turned off
packet mode while reporting it as being enabled.

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