Walk little green men is to use ht1632 driver from 6* 8* 8 block matrix consisti...

RS-485接口具有较强的抗干扰性，数据传输的距离较远，在一些应用中常常需要把RS-232标准的信号转换为RS-485的标准信号进传输。图中所示电路允许数据在RS-232/RS-485这两个不兼容的串行数据接口间传递。传输速度为480波特时，传输距离可达1750米。图中双RS-232收发器IC1将主机(PC)输出的RS-232电平转换为TTL电平，驱动高速RS-485收发器IC2 的输入，倒相器使IC2、IC3在受到起始位时被激活。-RS-485 trying to lay all the thoroughly bleed at the nose picking up the birthday 扰 fern cavity 强 ， Chu Huai basin cavity beat escapement for the birthday candle远Now ， Which instance, using Beckmannia中

Ad_da转换，用于单片机程序开发。ARM-Ad_da conversion for microcontroller programming. ARM

at24c01和02是串行存储器的经典，学会并应用它对与工业或者学习都有极大的帮助。因此我在此上传它的原理图及其程序。-at24c01 and 02 is a classic serial memory, learn and apply it to industrial or study has a great help. Therefore, I would upload its schematic diagram and its procedures.

8051串行通信教程

用51单片机keilc编写的DDS并行编程，可以产生波形。-With 51 single-chip DDS prepared keilc parallel programming, can generate waveforms.

单片机RS485通讯-SCM RS485 communication

PCF8563 的驱动程序，用两个普通的IO口模拟I2C总线，包括100KHZ（T=10US）的标准模式选择和400KHZ的快速模式选择，默认11.0592MHZ的晶振-PCF8563 of the driver, with two ordinary analog IO I2C bus, including the extremely low distortion (T = 10US), the standard model selection and 400KHZ fast mode selection, the crystal default 11.0592MHZ

串口通信的光纤调制解调产品“光猫”的AT89C2051单片机完整源代码及其说明-serial communication fiber modem products "- cat" AT89C2051 integrity of the source code and its description

网上看到的一个避障小车的程序。该程序是avr单片机上应用的。-Online to see a car obstacle avoidance procedures. The procedure is applied Singlechip avr.

128X64液晶显示模块驱动程序(CforC51)-128X64 LCD Module Driver (CforC51)