Traffic signal control machine program development

Design description of traffic signal controller circuit board:

Functions and features of intelligent traffic signal controller:

1. LCD display page in Chinese, intuitive man-machine interface, simple operation;

2. 44 channels and 16 groups of lights are independently output, and the single channel working current is 5A;

3. 16 working periods and 16 operating phases can meet the traffic efficiency of multiple intersections;

4. There are 9 operation programs, which can be called in any number of time periods; 24 holidays, weekday programs, and holiday programs are set;

5. It can enter the yellow flashing state and various green channels urgently;

6. Standard LED analog intersection display;

7. The communication interface between the USB stand-alone model and the RS232 host computer is convenient for downloading programs from the laptop or the command and coordination of the control center;

8. Automatic power-off protection, working time can be stored for 10 years, clock parameters can be stored for 180 days unchanged;

9. It can be adjusted and set online;

10. Embedded central control system, external watch door, make the product work more stable;

11. The whole machine adopts modular design, which is easy to maintain and increase functions.

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