温湿度传感器驱动函数，IIC总线的，提供直接调用接口

利用此程序可以实现关于红外线的编码与解码-This process can be achieved using infra-red about the encoding and decoding

红外遥控键值解码1602液晶显示（汇编语言），是红外遥控研究的必备基础-Infrared remote control key decoder 1602 liquid crystal display (assembly language) is the infrared remote-control study based on the essential

单片机在使用KEIL调试时如何在STARTUP.a51里设置寄存器的源码.-Single-chip debugging using KEIL how STARTUP.a51 installed in the source register.

写单片机的可以看看17种使用的小软件这是1-RUANJIAN

DS18B20温度计C程序 使用AT89C2051单片机，12MHZ晶振，用共阳LED数码管-DS18B20 thermometer C program uses AT89C2051 Singlechip, 12MHZ crystal, with a total of Yang LED digital tube

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

环境测试仪的设计。该计环境测量系统能够充分发挥人性化的特质，利用SPCE061A的语音功能，配合传感器模组，实现带语音播报功能的环境测试。-Environment tester design. The measurement system of the environment can give full play to human characteristics, the use of SPCE061A voice functions, with the sensor module, realize voice broadcast function with environmental testing.

功能强大的51编程器，文件包里有PC机程序、编程程序和硬件电路。-powerful 51 programmer, a paper bag of PC and programming procedures and hardware circuit.

CH451的LED驱动及8*8键盘驱动程序 CH451的LED驱动及8*8键盘驱动程序 -CH451 the LED driver and 8* 8 keyboard driver for the LED driver CH451 and 8* 8 keyboard driver

一个以PDIUSBD12为USB控制器件的应用例程。-PDIUSBD12 a USB device control routines.