这是适用I/O口模拟的 I2C 程序，直接适用所有Microchip PIC 系列单片机， 稍作改动即可移植到其他单片机上...

嵌入式开发，提取国标汉字的C源码.rar-Embedded development, extraction of Chinese characters GB C source code. Rar

电源调节，输入范围5V至26V，输出可以调节。-Power conditioning, input range 5V to 26V, the output can be adjusted.

对单片机中的485协议在使用过程的规则和如何编程进行说明　-Of single-chip microcomputer in 485 agreement in the use of the process of programming rules and how to explain

C51 用PCA 模拟串口，很有参考价值得源码-C51 with PCA serial analog, a valuable source

C8051F040 UART0模式1全双工通信 uart0模式1主机程序-C8051F040 UART0 a full-duplex mode of communication uart0 a mainframe model procedures

单片机串行口的编程使用包括一些具体的设置-chuangxinkou

本人写的一个1602液晶屏显示程序，是用汇编写的・・欢迎交流与学习-I wrote a 1602 LCD screen display program, is welcome to use the compilation of written exchanges and learning

通过AD0809将输入的模拟量转化为数字量， 通过调节电位器来改变模拟电压输入，通过数码管显示电压的变化-Through the AD0809 analog input into digital, By adjusting the potentiometer to change the analog voltage input, digital display voltage changes

会议计时器，以MCS51单片机为核心，实现会议演讲定时提醒功能，可以进行设定时间，倒计时，暂停，蜂鸣器提醒或灯光提醒等功能-Session timer to MCS51 single-chip microcomputer as the core, the realization of the meeting from time to time to remind the function of speech, you can set time, the countdown, suspension, or a buzzer to remind lighting functions to remind

基于ISD4004 的录音系统。该设计通过对ISD4004 语音芯片的介绍,使读者熟悉了1SD4004 的基本应用。同时给出了单片机控制下的硬件电路和软件设计,使读者对系统有一个详细的了解。-ISD4004-based recording system. The design through the introduction of the ISD4004 voice chip so that readers familiar with the basic application 1SD4004. At the same time, given under the control of a single-chip hardware circuit and software design, so that readers on the system has a detailed understanding.