单片机 89s52+ds12b887+ds18b20时钟温度程序.rar-Singlechip 89s52+ Ds12b887+ Ds18b20 clock temperature procedures. Rar

DS12B887，T6963C等芯片集成电路与程序，其中还有一个通信块，在下一个RAR文件中，请查-DS12B887, T6963C and procedures, such as integrated circuit chips, which also has a communications block, the next a RAR file, please check

上个是DS12B887，T6963C等芯片集成电路与程序，这个是通信块，请查，在一起使用，用的AT89C2051-The last is DS12B887, T6963C and procedures, such as integrated circuit chips, this is a communications block, please check, with the use, with the AT89C2051

校园打铃系统，内带51单片机c语言程序和电路原理图以及PCB，是在学校自己设计的程序-Campus rang the bell system, internal MCU c language program with 51 and circuit schematic and PCB, in the school of their own design process