用51单片机做拉幕式时钟显示，有设计方案，原理图以及源代码...

通过利用两台步进电机实现悬挂物体运动轨迹的控制，实现从点对点的运动、任意设定圆心的圆周运动，曲线运动。-through the use of two stepper motor to achieve flag objects trajectory control from a point-to-point movement, arbitrary set of circular motion Center, curve campaign.

CRC 算法原理及C 语言实现单片机和嵌入式系统使用-CRC algorithm principle and C language microcontroller and embedded systems use

单片机上网原理图-SCM Internet schematics

sonix，24系列EEP读写子程序，使用接口函数，可直接调用-sonix, 24 series of EEP read and write subroutines, using the interface functions can directly call the

单片机P2口4×4键盘。分别是0到15，很好用的程序欢迎大家下载-SCM P2 port 4 × 4 keyboard. Are 0 to 15, well welcome to use program to download

DS1820单芯数字温度传感器的基于805X单片机的C程序-DS1820 digital temperature sensor based on the 805X MCU C Program

本程序是7963液晶驱动,希望能对大家有所帮助-LCD Driver 7963, we hope to help

pic 单片机红外接收分析仪的资料，弹片届软件部分，pdf文件格式，请参考使用-pic microcontroller infrared analyzer to receive the information, shrapnel-software segment, pdf format, please refer to the use of

PCF566是LCD液晶驱动芯片，此驱动芯片在电表行业使用比较多，上面是PCF566芯片在AVR单片机上使用的驱动子程序，可以移植到其他产品上。-PCF566 is LCD LCD driver chip, the driver chip in the meter industry more, the top chip in the AVR Singlechip PCF566 use driver subroutine, can be transferred to other products.

请将下载的2个插件内容拷贝到uVision 的安装目录下的 KeilC51BIN 中 2. 修改 Tool.ini, 此文件位于 uVision 的安装目录 keil 下. 请将下面的内容 添加到 [C51] 部分的后面. AGSI1=ledkey.dll ("ledkey") AGSI2=simboard.dll ("simboard") 3. 重启uVsion. 进入Debug 模式, 打开菜单Peripheral, 发现增加了2项 分别是键盘LED仿真板，51实验仿真板。-Please download the contents of two plug-ins are copied to the installation directory uVision under KeilC51BIN 2. Modify Tool.ini, this file is located in the installation directory uVision under keil. Please Add the following line to [C51] part of the back. AGSI1 = ledkey.dll (ledkey) AGSI2 = simboard.dll (simboard) 3. Reset uVsion. entered the Debug mode, open the menu Peripheral, found an increase of 2 are keyboard LED emulation board, emulation board 51 experiments.