Visual Basic开发的单片机拨号程序，发送脉冲实现拨号，测试成功...

单片机与PC机串口通讯测试程序，波特率9600bit/s，液晶1602显示PC机回发的字符-Single-chip serial communication with the PC-test procedure, the baud rate 9600bit/s, LCD PC machine back to 1602 show that fat characters

C语言编写的，控制蜂鸣器唱出一段音乐。 是猪八戒背媳妇。-Written in C language to control the buzzer to sing a piece of music. The Pig is back a wife.

本方法的基本思想就是利用单片机具有的PWM端口，在不改变PWM方波周期的前提下，通过软件的方法调整单片机的PWM控制寄存器来调整PWM的占空比，从而控制充电电流-The basic idea of this method is the use of microcontroller has the PWM ports, without changing the PWM square wave cycle, under the premise of the method to adjust by software MCU PWM control registers to adjust the PWM duty cycle and thus control the charge current

用12C887制作的电子时钟,用89C51单片机读取并显示.-12C887 produced with electronic clock 89C51 single-chip reader and displayed.

NRF905无线收发模块详细资料，其中的源码本人已测，让初学者也能迅速入门。-Wireless transceiver modules NRF905 detailed information on the source of which I have measured, so that beginners can quickly entry.

128-64点阵液晶模块的显示程序带反显平移等功能.rar,非常实用.-128-64 dot-matrix LCD display module procedures with significant anti-translation capabilities. Rar, very practical.

51单片机u盘读写模块，提供全套资料，原理图，固件源代码。-usb mass storage controller module

单片机与PC键盘的程序-MCU and the procedures PC keyboard

c8051f020的应用程序,主要为对ADC0的应用,使用其内置的温度传感器读取其片内温度值,并可以设置模拟输入口检测电压值-C8051F020 applications, mainly for ADC0 applications, using its built-in temperature sensor to read the chip temperature, and can set the analog input voltage value detection

C8051F02x单片机~~~的说明文档-C8051F02x MCU ~ ~ ~ The documentation ~~~~~