430

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)

MSP430F149控制SD卡读写操作，支持FAT16文件系统(The MSP430F149 Control SD card read and write operations to support the FAT16 file system)

1、万年历，2、时间，3、星期，4、温度显示，(1, million years 历, 2, hours, 3, star period, 4, temperature 显示,)

12C5A60S2 EEPROM 的读写操作(12C5A60S2 EEPROM read_write)

说明：  430单片机中的led显示模块,对于初学者来说,这个程序简单易懂,是学习430的好帮手(430 in single-chip led display module, for beginners, this easy-to-read program is a good helper to learn 430)

Delta servo drive a new generation of hardware ASDA-B2 manual programming is an electrical engineer hardware reference manual,

用电脑串口控制单片机流水灯状态,用电脑串口控制单片机流水灯状态(Serial control with a computer chip light water status)

基于MSP430的LCD1602驱动程序，该程序只用到了4根传输线，里面有写好了的h文件和c文件，添加到工程即可运用。(Based on LCD1602 MSP430 driver, the program only to 4 root transmission line, and there are written the h files and c file, adding to the engineering can be used.)

通讯程序，利用的是rs485协议,调试运行可以通过，本人实验过的(This programme is used for the commucation of pc and avr)

本程序是用51单片机的PS2鼠标驱动程序(This procedure is used 51 single PS2 mouse driver)