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baseon80c51ofmc522
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)
- 2021-03-22 20:19:16下载
- 积分：1
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digital-thermometer
数字温度计 DS18B20控制的数字温度计(Digital Thermometer DS18B20 digital thermometer control)
- 2013-08-20 17:20:24下载
- 积分：1
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jianpansaomiao
对矩阵键盘的程序编写，详细地讲述了如何扫描键盘的输入！(The matrix keyboard programming, detailed tells the story of how to scan the keyboard input!)
- 2013-09-29 09:29:23下载
- 积分：1
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PLC--elevator
plc 的电梯控制程序，含有组态软件,控制算法。plc 采用三菱fx1n(plc elevator control program, containing configuration software)
- 2014-02-20 21:17:01下载
- 积分：1
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jiyudanpianjikongzhidezhinengxiaoche
一个简单的小车单片机C语言控制，适合初学者(A simple car microcontroller C language control, suitable for beginners)
- 2014-02-20 22:15:28下载
- 积分：1
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ADtest
DMM-32x-AT 板卡AD 测试程序(program for AD test of board DMM-32x-AT)
- 2014-12-14 11:03:15下载
- 积分：1
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pinlv
频率相位测量的程序。实现相位差的测量与显示。(Frequency phase measurement process. Implementation phase of the measurement and display.)
- 2021-04-18 12:28:52下载
- 积分：1
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61IC_S1643
CC2591功放PCB CC2530+PA (CC2591 power amplifier PCB CC2530+ PA)
- 2012-04-10 15:13:53下载
- 积分：1
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IRLCD
使用1602显示的38khz红外解码程序(1602 shows 38khz using infrared decoder)
- 2011-11-25 01:03:25下载
- 积分：1
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OK-NRF24L01
24L01无线模块的驱动程序。包含发射与接收的程序。(24L01 wireless driver module. Contains the transmitting and receiving program.)
- 2012-08-23 14:08:22下载
- 积分：1
