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2下载:
本读卡用于明华rf35读写器,读写所有的m1号序号,主要用于将射频读写器中的内容读写到你需要的环境里(能接受字符串的当前焦点)。读卡有2种方式。一种是虚拟键盘的方式,另一种是剪贴板方式。这2种方式的区别是:剪贴板方式把读卡的信息放到剪贴板内存中去了,替换了剪贴板内存中的内容,而虚拟键盘的方式则是模拟键盘输入的形式,没替换剪贴板内存中的内容-The reader for the Ming Wah rf35 reader, read and write all of the m1 serial nu
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实现PS/2接口与RS-232接口的数据传输,
PS/2键盘上按下按键,可以通过RS-232自动传送到主机的串口调试终端上,并在数据接收区显示接收到的字符。
串口调试终端的设置:波特率115200,一个停止位,无校验位。
-The realization of PS/2 interface with RS-232 data interface, PS/2 keyboard to press the button, through RS-232 automatic transmissi
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这是ch451的驱动程序,里面包含串口通信,主要功能是ch451键盘输入数据,在ch451数码管上显示,并通过串口发送。-This is the ch451 driver, which includes serial communications, the main function is to ch451 keyboard input data, in ch451 digital tube display, and through the serial send.
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用51单片机做的4*4矩阵键盘电路板,有串口接口,可供其他电路系统扩展用。-51 Singlechip to do with the 4* 4 matrix keyboard circuit board, there is the serial interface, for other expansion circuit system used.
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电子指南针设计与实现
摘 要
早期的指南针采用了磁化指针和方位盘的组合方式,整个指南针从精度、指示灵敏度、使用寿命上都有一定不足。本系统采用专用的磁场传感器结合高速微控制器(MCU)的电子指南针能有效解决这些问题。
系统采用了磁阻(GMR)传感器采集某一方向磁场强度后通过MCU控制器对其进行处理并显示上传,通过对电子指南针硬件电路和软件程序的分析,阐述了电子指南针基本的工作原理及实现。能够在LCD上根据当前位置显示方位。
关键词:电子指南针;GMR;MCU;LCD
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ps2解码,通过串口发送到上位机,可以直观的看到PS2键盘的按键码。-ps2 decoding, sent to the host computer via serial port, you can see the PS2 keyboard and intuitive buttons yards.
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1、 实现单片机和PC机的串行双工通信,单片的P1口接一LCD,要求PC键盘每按“0~9”数字键能发送到单片机上,并显示在单片机接的LCD上;单片机发送一串字符串能显示在PC的屏幕上-1, and PC-MCU serial duplex communication, the P1 port received a single LCD, PC keyboard required every press " 0 9" digital keys to send to the mic
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VC6.0开发的将串口数据转发到键盘输入源程序,适用于老式无PS2接口的POS机。-VC6.0 development of the serial data is forwarded to the keyboard input source for POS machines in the old-fashioned no PS2 port.
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通过串口控制外部游戏控制器,实现双线操作,并能自动捕捉键盘按键-Through the serial port to control external game controller, dual operation, and can automatically capture keyboard keys
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非支配排序算法。多目标优化的重要算法,通过交叉、变异,多次迭代产生最优解。-This system is based mainly on the development of a single-chip can accommodate 16 bed ward call system, and asked to complete in Proteus simulation testing. The system consists of upper and lower machine, the ma
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将自定义的串口键盘和鼠标输入的数据转化成系统标准的键盘和鼠标输入。vc++2003开发。-transform customized serial port keyboard and mouse to system standard keyboard and mouse input. developed by VC++2003.
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