交通灯控制器源代码：模块，时钟输入，复位输入,红灯输出，绿灯输出，黄灯输出，七段码管显示输出，七段码管扫描驱动-Traffic light controller source code: the module, the clock input, reset input, output red light, green light out, the yellow light output, seven segment display output tubes, seven segment disp