The embodiment of the invention discloses a programmable controller and a hydraulic support control system. The programmable controller comprises a processor module, a communication module and a memory; the communication module receives program software in real time written by graphical programming software, and sends the program software to the memory; the memory stores the program software in real time; and the processor module reads the program software in the memory and installs the program software in the memory. With the programmable controller and the hydraulic support control system ofthe embodiments of the invention adopted, the installation time of the program software can be saved, the installation efficiency of the program software can be improved, the operation of the controller is not affected during an installation and transmission process even if a host computer is powered off or disconnected from a network, and the working stability of equipment is improved.