Flood

Three phase AC-DC-AC converter which has the PWM controller technique within that

ABAQUS修正的摩尔库伦模型子程序ABAQUS修正的摩尔库伦模型子程序(ABAQUS modified Coulomb model subroutine Moore)

数字电子钟，单片机控制，可以设置时间，并且进行时钟计时(Digital electronic clock, microprocessor control, you can set the time and the clock time)

基于C8051F020单片机的液晶驱动程序，通过编译、链接，调试没有错误，压缩包里有C程序号头文件以及源程序的汇编版本。(C8051F020-based single-chip LCD driver, through the compile, link, debug, no errors, compression bag has C header files, as well as procedures for its source code version of the compilation.)

设计报告和设计方案，相信对参加飞思卡尔竞赛的有帮助。(The design report and design plan are believed to be helpful for participating in the Freescale Competition.)

C51单片机LED节日彩灯亮度明暗调节控制(C51 single chip LED holiday lantern brightness shading adjustment control)

8通道12位AD采集芯片LTC2309的IIC应用(LTC2309: 8-channel, 12-Bit SAR ADC with I2C interface)

32*16点阵显示例程 模拟奥运会开幕式的(32* 16 dot matrix display routines Analog Olympics opening ceremony)

读写器与射频卡通信的设计采用RC522射频读写芯片与射频卡进行通信，符合ISO14443规范协议；硬件系统设计中主要有AVR单片机主控模块、电源模块、存储模块、外部时钟模块、LCD模块；软件系统设计采用C语言，遵循模块化和结构化编程模式，设计了射频卡操作程序、软关机与自动关机程序、LCD显示、串行Flash存储器、外部时钟等外部设备驱动程序。所设计的手持式读写器具备对MF1 S50、S70射频卡的读写、实时状态显示、系统在线升级以及关机等功能。(This handset can process the data offline or online, reading and writing from 10 cm far. This handset is low-power, miniature, modular design and so on. This article includes: the communication design between RF card and Reader, hardware system design and software systems design. The communication design between RF card and Reader used to RC522 RF chip control RF cards, in line with ISO14443 standard protocol Hardware system design mainly include AVR microcontroller control modules, power modules, memory modules, external clock modules, LCD modules Software system designed with C programming language, and follow the modular structure of the programming model, and has the RF card operation procedures, soft shutdown and automatic shutdown procedures, LCD display, serial Flash memory, an external clock, and other external device driver Procedures. The handset readers has the MF1 S50, S70 RF card reader function, real-time status display function, the system online update function and so)

串口通信C8051F120 实现，1起始位，1停止位，无校验(Serial Communication C8051F120 Realization, 1 Start Bit, 1 Stop Bit, No Check)