能显示时、分、秒，24小时制；可设定夜间某个时段不报时；-Can display hours, minutes, seconds, 24-hour system can set a time at night is not the newspaper

出租车计价器--液晶1602显示.用于白天/夜间模式切换，以及单价的增加和减少设定.第4个键按下汽车暂停，计算等待时间，每10s，价格增加 0.1RMB-A taxi. The meter-- LCD display used for days/1602 and the unit to switch night mode, the increase and decrease of setting. The first four key press automobile suspended cal

左右转弯和刹车 加入夜间模式 经过调试 -Left turn and brake added after night mode debugging

用xilinx的spartan3做的红绿交通灯，带有夜间模式-With of xilinx spartan3 do red and green traffic lights with night mode