用C语言编写的自动报警系统的程序。程序是随书光盘中的内容，详细可靠！-The program for automatic alarm system based on C. The program is the content of CD attached with books, detailed and reliable!

stm32F10x 的源代码，包括adc,key,cd,i2c-stm32F10x source code, including adc, key, cd, i2c