Power supply control unit, controlling module, controlling device and controlling method of the same

A power supply controlling device, comprising:

• a power source, being used to provide power;
• a plurality of connecting ports, connecting with the power source, to provide power to a plurality of electronic devices which are connected to the connecting ports;
• a plurality of inverters, receiving power from the power source and being respectively used to supply power to the connecting ports which are corresponded to the control units;
• a plurality of control units, each of the control units respectively connecting with each of the connecting ports, wherein the control units comprise a first control unit and at least one second control unit;
• and
• a resistance, electrically connecting with the control units;
• wherein the first control unit comprises a detecting circuit and a first control circuit, Which respectively electrically connects with the resistance, each of the at least one second control unit comprises a second control circuit, which respectively connects with the resistance, the detecting circuit comprises a first power source, which generates a first current, to derive a maximum power value of the power source.