推荐题目要求：1.主、支路无车时主干路“绿”； 　　　2.若主、支路均有车时，主干路绿45S,支路绿25S,绿灯结束时黄灯亮5S； 　　　3.主、支路传感器信号用按键传递，高电平表示有车。-Recommended subject requirements: 1. Lord, slip-free car trunk road green 2. If the Lord, slip both cars, Green Trunk Road 45S, slip Green

数码管显示，温度传感，红外感应，流水灯蜂鸣器，PS2,RS232的相关VHDL程序，已经在MAX-IIEPM570开发板上测试成功-Digital display, temperature sensor, infrared sensor, water lights buzzer, PS2, RS232 relevant VHDL procedures have been developed at MAX-IIEPM570 the success of on-board test