这是一个用C语言写的51单片机的51串口通信的程序，里面有非常详细的注释...

12bitAD转换芯片AD1674的应用，转换数据由1602液晶显示-AD1674 chip 12bitAD conversion applications, conversion of data from the 1602 LCD

此源码利用单片机实现短距离无线传输，有实用性，-use of this source MCU short distance wireless transmission, practicality,

完成了802.15.4协议中MAC层的工作，其主要功能就是完成了透明的无线传输-Completed the MAC layer in 802.15.4 work, its main function is completed transparent wireless transmission

FIQ有FIQ_PWM、FIQ_TMA和FIQ_TMB三个中断源,当定时器A或B计满溢出时产生中断请求信号TA_TIMEOUT_INT或TA_TIMEOUT_INT,CPU响应后进入中断执行相应的子程序控制二极管发光。A口的低四位接LED灯，B口的低四位接LED灯.-FIQ has FIQ_PWM, FIQ_TMA and FIQ_TMB three interrupt sources, when the timer A or B when the expiration overflow interrupt request signal TA_TIMEOUT_INT or TA_TIMEOUT_INT, CPU response after interruption of the implementation of the corresponding subprogram control light-emitting diodes. A low population of four LED lights then, B I take the low four LED lights.

用51单片机开发的GSM报警程序，还有1602显示-Developed with 51 single-chip GSM alarm procedures, there are 1602 shows

电容式触摸感应按键的软件实现程序，TI公司PM430的源代码-Capacitive touch sensing buttons of the software implementation of chapter

8051单片机上4*4矩阵键盘的扫描方式1-none

集成CAN总线的单片机连接图，包括ad转换，电源处理，通过232与主机的通讯--An SCM connection graph of integrated CAN bus, including ad conversion , power treatment and the communication with main machine by 232.

ADC0809单通道电压转换＋1602液晶显示-Single-channel voltage converter ADC0809 LCD+1602

一种基于新型时钟芯片的时钟设计方法.时间稳定准确.-a new clock on the clock chip design method. Time is stable and accurate.