of motor speed control procedures, you can use this procedure to set parameters,...

这是一个BCD码的加法的实现程序..用途很广在单片机领域-This is a BCD addition to the realization of the procedure .. uses a wide area in SCM

philips单片机IAP写功能源代码,可以进行C语言链接-philips Singlechip IAP function of the source code to write, you can link to C language

AVR ATMega8 Modbus protocol implementation

基于MSP430F13X系列16位单片机，实现的软件IO方式模拟I2C协议的C源码，已编译通过，并经过实际测试。希望对各位做嵌入式开发的朋友有所帮助。-based MCU Series 16 microcontroller, Implementation of the software IO simulate I2C agreement C source code, compiled through, and after the actual test. Do you want to develop embedded friends help.

利用Atmel89C51、按键、蜂鸣器设计能播放十首歌曲的音乐播放系统，LCD能显示播放歌曲名-Use Atmel89C51, button, buzzer designed to play 10 songs music player system, LCD can display broadcast the song name

这是一个PIC实现音乐播放程序，程序是用汇编写的，调试通过-PIC to achieve this is a music player, the program is written in the compilation, debugging through

16输入8输出单片机程序-16 input output MCU procedure 8

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

51单片机的多机串口互连 通信函数，提供缓冲区，通过P2口的输入决定从机号。在STC89C52，AT89S52上通过。-51 Single-chip interconnection of multi-machine serial communications function, providing a buffer, through the input port P2 from the machine its decision. In STC89C52, AT89S52 adopted.

Loops back EP2OUT to EP6IN and EP4OUT to EP8IN.