通过提取并解析卫星定位信息，获取当前时间、经度和纬度等信息，并通过串口显示出来。-Through the extraction and analysis of satellite positioning information, to obtain the current time, such as longitude and latitude information, and displayed through the serial port.

本代码适用于51系列单片机，使用KEIL C编程，能够获取GPS接收机的，定位和时间信息，编程简单，使用方便。-This code applies to the 51 series microcontroller, using KEIL C programming, be able to obtain the GPS receiver, positioning and timing information, programming is simple and easy to use.

声音定位，利用三点定位方法，通过三个IO口获取两个延时时间，从而计算出精确位置。-Sound localization, the use of three-point positioning method by three IO port access two delay time to calculate the exact location.

单片机通过定时器时间获取代码,好用源代码-MCU code accessed by the timer time, use the source code