SLUSCC7C July 2016 – June 2018 TPS546C23
The pu bit sets the default to either operate any time power is present or for power conversion to be controlled by CNTL pin and PMBus OPERATION command. This bit is used in conjunction with the cpr, cmd, and on bits to determine start up.
|0||Device powers up any time power is present regardless of state of the CNTL pin.|
|1||Device does not power up until commanded by the CNTL pin and/or OPERATION command as programmed in bits [3:0] of the ON_OFF_CONFIG register.|