Description: 通用串行总线USB(Universal Serial Bus)是一种新型的微机总线接口规范。随着客户对系统数据采集速度要求的不断提高,USB以其使用方便、易于扩展、速度快等优点而越来越多的应用于数据采集系统中。本文介绍了一种基于USB总线的数据采集系统的设计方法,采用PHILIPS公司的USB接口芯片PDIUSBD12与单片机AT89C51进行通信,并和PC机通信而编制出友善的设备应用程序。该系统用传统的USB总线取代了RS232串行总线,通过对USB协议和设备构架的充分理解,对以单片机89C51和USB接口芯片PDIUSBD12为主的数据采集系统进行了硬件设计和软件编程,并在此设计的基础上给出相应的原理图。硬件设计主要解决的是PDIUSBD12和ADC0809与单片机之-USB (Universal Serial Bus) is a new type of micro - Machine Bus Interface Specification. With customers on the system data acquisition speed continues to improve, with USB convenient, easy to expand, the advantages of faster and more and more used in data acquisition systems. This paper presents a USB-based data acquisition system design methods, PHILIPS companies using the USB interface chip with PDIUSBD12 Progressive AT89C51 OK communication, and communication and PC-friendly and produce equipment applications. The system using traditional USB replace the RS232 serial bus, Through the USB framework agreement and equipment with the full understanding, right to 89 C51 microcontroller and USB interface chip PDIUSBD12-based data acquisition system for the hardware pieces of software design a Platform: |
Size: 3032 |
Author:wq57 |
Hits:
Description: 运行于c51单片机上的用keil c创建的C源程序,采用PDIUSBD12接口。-run on the microcontroller with Keil c create C source code using PDIUSBD12 interface. Platform: |
Size: 60439 |
Author:张兴国 |
Hits:
Description: pidusbd12的c51程序 PDIUSBD12 是一款性价比很高的USB 器件它通常用作微控制器系统中实现与微控制器进行通信的 高速通用并行接口它还支持本地的DMA 传输 这种实现USB 接口的标准组件使得设计者可以在各种不同类型微控制器中选择出最合适的微控制器 这种灵活性减小了开发的时间风险以及费用通过使用已有的结构和减少固件上的投资从而用最快捷 的方法实现最经济的USB 外设的解决方案-pidusbd12 procedures PDIUSBD12 the decoder is a highly cost-effective USB device it is usually used for microcontroller system to achieve micro-controller and high-speed communications Universal Parallel Interface It also supports local DMA USB interface to achieve this standard components enables designers in different types of microcontrollers selected Optional out the most suitable microcontroller this flexibility reduces the development time and cost risks through the use of the existing structure and reduce investment in the firmware so that the most efficient way to achieve the most economical USB peripherals solutions Platform: |
Size: 100282 |
Author:王海 |
Hits:
Description: 运行于c51单片机上的用keil c创建的C源程序,采用PDIUSBD12接口。-run on the microcontroller with Keil c create C source code using PDIUSBD12 interface. Platform: |
Size: 60416 |
Author:张兴国 |
Hits:
Description: C51 USB1.1开发源码及相关开发工具和文档,以及USB接口芯片资料-C51 USB1.1 open source and related development tools and documentation, as well as information on the USB interface chip Platform: |
Size: 9781248 |
Author:肖华 |
Hits:
Description: 基于C51和PDIUSBD12USB接口芯片的USB通信固件设计源程序代码-PDIUSBD12USB based on C51 and the USB interface chip communications firmware design source code Platform: |
Size: 98304 |
Author:laixin |
Hits:
Description: 里面是D12与c51的接口程序,目前在下也是在做USB通讯设备,现在仅供交流学习用!-D12 decoder interface with the process, the next is done in USB communications equipment, now is for the exchange to study! Platform: |
Size: 12288 |
Author:blecken |
Hits:
Description: 通用串行总线USB(Universal Serial Bus)是一种新型的微机总线接口规范。随着客户对系统数据采集速度要求的不断提高,USB以其使用方便、易于扩展、速度快等优点而越来越多的应用于数据采集系统中。本文介绍了一种基于USB总线的数据采集系统的设计方法,采用PHILIPS公司的USB接口芯片PDIUSBD12与单片机AT89C51进行通信,并和PC机通信而编制出友善的设备应用程序。该系统用传统的USB总线取代了RS232串行总线,通过对USB协议和设备构架的充分理解,对以单片机89C51和USB接口芯片PDIUSBD12为主的数据采集系统进行了硬件设计和软件编程,并在此设计的基础上给出相应的原理图。硬件设计主要解决的是PDIUSBD12和ADC0809与单片机之-USB (Universal Serial Bus) is a new type of micro- Machine Bus Interface Specification. With customers on the system data acquisition speed continues to improve, with USB convenient, easy to expand, the advantages of faster and more and more used in data acquisition systems. This paper presents a USB-based data acquisition system design methods, PHILIPS companies using the USB interface chip with PDIUSBD12 Progressive AT89C51 OK communication, and communication and PC-friendly and produce equipment applications. The system using traditional USB replace the RS232 serial bus, Through the USB framework agreement and equipment with the full understanding, right to 89 C51 microcontroller and USB interface chip PDIUSBD12-based data acquisition system for the hardware pieces of software design a Platform: |
Size: 3072 |
Author:wq57 |
Hits:
Description: 结合无线通信技术和USB技术的优点,提出一种基于无线USB技术的数据采集系统。该系统运用高速转换器AD7874、USB接口芯片PDIUSBD12、89C51微处理器和射频收发器nRF401构建数据采集电路和无线USB接口。该设计成功取代有线数据采集系统复杂的连线,并且提高了数据采集的抗干扰性、灵活性。文中对无线A/D转换电路、无线USB接口的设计、89C51内部固件程序及USB应用程序编写进行了阐述。-Combination of wireless communications technology and the advantages of USB technology, a technology based on wireless USB data acquisition system. The system is the use of high-speed converter AD7874, USB interface chip PDIUSBD12, 89C51 microprocessor and RF transceiver nRF401 to build data acquisition circuit and wireless USB interface. The success of the design to replace the wired data acquisition system of complex connections, and improve the data acquisition antijamming, flexibility. Text of wireless A/D conversion circuit, a wireless USB interface design, 89C51 internal USB firmware application procedures and the preparation are described. Platform: |
Size: 163840 |
Author: |
Hits: