此程序为一排队机呼叫器,主要功能是：用键盘控制液晶显示实现485通讯,具体协议可参考《排队机通讯协议050609.doc》.编译环境为ICC-AVR6.3,采用了ATmega8芯片,晶振速率为6.0000Mhz-Queue for a beeper, the main function is : keyboard control LCD achieve 485 newsletters, reference specific agreement "Queue 050609.doc communication protocol." Build environment for the ICC-AVR6.3 using the ATmega8 chips, crystal rate of 6. 0000Mhz

485通讯的底层驱动,完成485网络数据收发功能-The bottom of drive 485 to complete the network data transceiver function 485

实时时钟RTC4553的测试程序，编译环境为伟福6000，汇编程序-real-time clock RTC4553 testing procedures, compile environment for the 6,000-fu, assembler

51实现TCPIP协议原理图-51 TCPIP achieve agreement schematics

ds1302 汇编源代码，单片机用的是89c51调试好使-DS1302 compilation of source code, using the 89C51 single-chip debugging so

可调量程电压表,基于51-adjustable voltage range table, based on 51

LG LCD 2.2寸,配LGDP4524的显示驱动程序源代码.-LG LCD 2.2 inch, with LGDP4524 display driver source code.

单片机子程序 对初学者的课程设计应该会有些帮助^o^-SCM subroutine for beginners courses should be designed to be helpful ^ o ^

基于avr电子称都设计 精度高包含源码和电路图-Avr-based electronics that are designed with high precision

C语言、写的DS1820的程序 非常详细的注释 对51单片机的 -C language, writing the DS1820 very detailed procedures for the Notes to 51 SCM