This procedure is the use of ARM7 control of two

model of induction motor

计算机简单控制由软件和硬件组成。软件由Visual Basic 6.0编写。硬件主要由无线发送模块和单片机（C语言编写）构成。通过RS232界面与PC通信而实现无线控制系统。 主要功能是：通过遥控器连接PC机的"上下左右"按键 ,当电脑界面处于powerpoint界面下,能通过遥控器控制幻灯片的上下切换. -Simple control by the computer software and hardware components. Software prepared by the Visual Basic 6.0. Hardware mainly by the wireless sending module and single chip (C language) constitute. Through the RS232 communication interface with the PC wireless control system. Main function is to: Connect PC through a remote control machine up and down about button, when the computer interface in a powerpoint interface via remote control to switch slides up and down.

ST9720控制器的12864液晶程序，同时兼容12232，本程序使用串行接法。只需三个管脚。-ST9720 LCD controller 12864 program is compatible with 12232, this program uses a serial access method. Just three pins.

stc公司不错的单片机，适合小型应用，赶快下吧，-STC company Singlechip good for small applications, as soon as possible under the bar,

经典的键盘扫描程序 摒弃了细节直接可作为函数用。-Classic keyboard scanning process is going to abandon its details can be used as a direct function used.

采用反正法扫描方法对4X4矩阵式按键进行扫描，判断是哪个按键按下。-Scanning method used in any case law on the 4X4 keypad matrix scan to determine which keys are pressed.

介绍单片机c51三则实用源代码，有详细的文字说明-introduced three practical source code, a detailed textual description

环境测量系统 -Environment environment measurement system measurement system

89c51 Control I2C TV Source,内有电路供大家参考。-89c51 Control I2C TV Source, there are circuits for your reference.

51单片机实现电子密码锁 51单片机实现电子密码锁-51 single-chip electronic code lock