The invention discloses an intelligent and integrated traffic signal controller, which relates to the technical field of automatic controllers. The intelligent and integrated traffic signal controller consists of a signal input module, a data processing and storage module, a master control optimization module, a signal output module and an external interface module, wherein the signal input module is connected with the data processing and storage module and the master control optimization module; the data processing and storage module is connected with the master control optimization module; the data processing and storage module and the master control optimization module are connected with the signal output module respectively; and the master control optimization module is connected withthe external interface module. The intelligent and integrated traffic signal controller provided by the invention realizes the integrated control and information sharing of different kinds of trafficequipment comprising traffic signal control equipment, a traffic guidance screen, an electronic police and a video monitor at intersections, and is endowed with relatively higher real-time control and coordination capacity so as to meet the requirements of development of an intelligent traffic system.