On-site bus control apparatus

The utility model provides an on-site bus control apparatus. The apparatus at least comprises a main control module sending control commands and/or receiving feedback data. The main control module comprises a main control server and a plurality of intelligent controllers connected with the main control server through WIFI. The main control server comprises a first WIFI unit used for compiling the control commands into data signals according with WIFI communication protocols and sending the data signals out. Each intelligent controller comprises a second WIFI unit used for compiling feedback data into data signals according with WIFI communication protocols and sending the data signals to the main control server. The apparatus further comprises a subordinate control module connected with one or more LED modules and used for controlling the LED modules according to control commands sent by the main control module and/or used for sending acquired feedback data to the main control module. The subordinate control module comprises a plurality of subordinate controllers. The on-site bus control apparatus provided by the utility model solves problems existing in the prior art and characterized by difficult management on an LED on-site control bus, limited communication distance, bad fault tolerance, etc.