GPS定位及轨迹记录器设计报告,内涵原理图、实物照片、源程序C代码-GPS position and track record of design report, meaning the schematic, real photos, source C code

(独家原创)，利用51单片机的蜂鸣器奏乐程序，文档里面详细记录了源码的编写说明和注释。-(Exclusive original), the use of 51 SCM buzzer play music programs, documents which detailed records of the source code written notes and comments.