关于按键，开关量，继电器，交通灯，顺序开关演示，PWM脉宽调制的程序，在CVI上进行开发，都试过，放心好用。-Button, switch, relay, traffic lights, the demonstration of sequence switch, the PWM pulse width modulation program in CVI development have tried to be assured easy to use.

交通灯C程序，十字路口交通灯控制C程序，源代码，仅供参考。-C program traffic lights, intersections traffic lights control C program source code for reference purposes only.

交通信号灯程序,可做成路口的交通灯，有红灯、绿灯、黄灯-Traffic lights program, can be made into the intersection traffic lights, red light, green light, yellow light

智能交通灯的程序代码，用C语言编写的，适合初学者作参考-Intelligent Traffic Lights program code, written in C language, suitable for beginners reference