里程表

A real-time clock circuit(X1228)is applied to be an hourmeter, data memorizer and alarm in speedometer.

介绍X1228型实时时钟电路在车速里的应用,以实现系统实时记时、数据存储和实施报警等功能。

Meanwhile, gyroscope and odograph transfer course angle and distance respectively to the computer by serial port.

同时，陀螺，里等也目标的航向信息和运行距离结果通过串口传到计算机。