LED drive system, LED drive method and LED lamp thereof

An LED drive method comprising:

• step S1, providing a plurality of detection control modules different with each other and outputting different detection control signals, accessing a plurality of detection control signals, and determining which one or more of a plurality of detection control signals that is accessed, wherein the detection control signal is generated or received by a detection control module and then output from the detection control module;
• step S2, selecting one of the plurality of detection control signals by a switching adjustment module, selecting the detection control signal to be received by a detection calculation module under an adjustment trigger of the switching adjustment module, converting the detection control signal into an adjustment signal and outputting the adjustment signal, the plurality of different detection control signals having different data formats and different data input terminals, and the adjustment signals having the same output formats and/or the same output terminals to achieve compatibility of the detection control module;
• step S3, adjusting an own resistance value of the switching adjustment module to output voltages with different sizes, obtaining the detection control signal corresponding to the voltage from the plurality of detection control modules that is electrically connected to the detection calculation module itself based on the voltages with different sizes input by the switching adjustment module;
• and
• step S4, receiving a DALI signal that complies with a DALI protocol, performing optocoupler isolation on the DALI signal and achieving time-division asynchronous bidirectional communication, to generate an asynchronous signal thereof, receiving or outputting the asynchronous signal to achieve a communication with a DALI input terminal, converting the asynchronous signal that is received into the detection control signal to output the detection control signal, defining the detection control signal that is output as a first signal (signal A), and outputting the first signal (signal A) that comprises information corresponding to a lighting mode and a lighting intensity according to the DALI signal or the asynchronous signal corresponding to the lighting mode and the lighting intensity.

An LED lamp comprising:

• an LED controller comprising a plurality of detection control modules, a switching adjustment module, a detection calculation module and a drive power supply, the detection control module configured to generate or receive detection control signals and then output the detection control signals, the detection calculation module configured to selectively receive one of the plurality of detection control signals based on an adjustment trigger of the switching adjustment module, and convert the detection control signal that has been received into an adjustment signal to output to the drive power supply;
• the drive power supply configured to control and output a driving signal through a conductive metal pin according to the adjustment signal to achieve an adjustment of a lighting mode and a lighting intensity of the LED lamp;
• a connecting seat with a metal contact being arranged thereon;
• a body comprising an illumination module received therein, the illumination module electrically connected to the metal contact;
• and wherein
• the LED controller is connected with the connecting seat in a plug-in manner, and the conductive metal pin is in contact with the metal contact to conduct electricity therebetween, wherein the LED controller is configured to drive the illumination module inside the body through the metal contact of the connecting seat, and control a lighting mode and a lighting intensity of the illumination module;
• and wherein
• the plurality of detection control modules is different, and the plurality of detection control signals output from the plurality of detection control modules are different;
• and wherein
• when the detection control signals input by the detection calculation module come from different detection control modules, the adjustment signals output from the plurality of detection control modules have the same output formats and/or the same output terminals to achieve compatibility of the plurality of detection control modules;
• and wherein
• the detection control module comprises a DALI signal module, a DMX signal module, a PIR signal module, a photosensitive signal module and a sound pickup module;
• the DALI signal module configured to receive a DALI signal that complies with a DALI protocol;
• the DMX signal module configured to receive DMX signals (A, B) that comply with a DMX protocol;
• the PIR signal module configured to detect an infrared signal of a surrounding environment;
• the photosensitive signal module configured to detect a natural light intensity of the surrounding environment;
• and
• the sound pickup module configured to obtain a sound of the surrounding environment.