In the article, the measurement principle, hardware circuit and software process of a kind of mine locomotive intelligent speed mileometer are introduced, which have the function of "black box". 介绍具有黑匣子功能的矿机车智能型速度里程表的测量原理、硬件电路设计和软件程序流程。
The Design of Intelligent Mine Locomotive Speed Mileometer 智能型矿机车速度里程表的设计
The taxi is the most important part in a city public traffic. The taxi mileometer is a special computation instrument, which show the milemeter and the total expense for passengers through installing taxi. 出租汽车是城市公共交通的重要组成部分,出租汽车计价器是一种专用的计量仪器,它安装在出租汽车上,指示出载客里程数,以及乘客应付费用的总数。
In the initial utilization, the basic function of taxi mileometer is calculating the expense by mileage, the requirements focus on the higher precision and better reliability. 出租车计价器在最初使用时具备的基本功能是根据行驶里程计价,要求精度高,可靠性好。