485 are way communication. Through 485 to control a group of light switches.

关于sd卡２．２的协议，是sandisk的牌子-2.2 on the sd card agreement is sandisk brand

软件UART示例 两个完整的例子,一个用PCA为波特率发生器的C语言程序和一个用定时器0为波特率发生器的汇编语言程序. 适用于下列器件 C8051F000C8051F001C8051F002C8051F005C8051F006C8051F010C8051F011C8051F012C8051F015C8051F016C8051F017C8051F220C8051F221C8051F226C051F230C8051F231C8051F236-Software UART Examples of two complete example, a baud rate generator with PCA for the C language program and a use timer 0 baud rate generator for the assembly language program. C8051F000C8051F001C8051F002C8051F005C8051F006C8051F010C8051F011C8051F012C8051F015C8051F016C8051F017C8051F220C8051F221C8051F226C051F230C8051F231C8051F236 applies to the following devices

SH7144芯片使用实例 请使用Hew4进行调试-SH7144 chip using examples use the debug Hew4

pwm的输出实验，运用内部数模转换器产生PWM波并输出-pwm output of experiments, the use of PWM wave generated within the DAC and output

单片机+l298控制两个电机方向和转速，单片机为c8051f330-Singlechip+ L298 control two motor direction and speed, single-chip microcomputer for C8051F330

at24c01,at24c02,c语言 源程序-at24c01, at24c02, c language source code

Parameters Parameters

C51编写的1602液晶片驱动程序，是C语言编写的！-C51 prepared by the 1602 film LCD driver is prepared by the C language!

MP430单片机应用程序，其内容包括串口的收发和其他IO口的控制等等。-MP430 microcontroller applications, which include serial transceivers and other IO control, etc..

430单片机的部分源代码，读者可以适当的下载，自己看着办。-430 single-chip part of the source code, readers can download the appropriate,看着办own.