In this paper, the hardware circuit design of USB interface based on PDIUSBD12 chip is introduced, meanwhile implement of USB firmware program...
文中介绍了基于PDIU S - BD 12芯片的USB接口的硬件电路设计，并介绍了USB固件编程的实现。
In the aspects of software modularization, emphasize to analyze USB device firmware, driver program of computer operating system and interface program-three parts of programming method.
在针对软件的模块化方面，着重分析了USB外设端的固件、主机操作系统上的客户驱动程序以及操作界面程序三个部分程序编写方法。
There were analog multiplexers, A/D conversion(analog digital conversion), FIFO module, CPLD module in the hardware design and CPLD program, USB firmware, USB driver in the software design.
在硬件上包含多路开关、模数转换、FIFO模块、CPLD模块、USB模块； 在软件上包含CPLD编程、USB固件、USB驱动以及应用程序。
Electrical connection, data processing, firmware program design are also explained in detail. And design of USB drive and application in PC are simply illustrated.
介绍了U SB硬件电气连接、数据处理，以及固件程序设计方法，并对PC机应用程序设计和固件驱动做了简要说明。
The hardware design using AT89S51 micro-controller and PDIUSBD12 and TLC2543 chips to achieve USB data transfer is carried out. And the firmware program design is introduced in detail too.
介绍了AT 89s51和PDIUSBD12固件的特点，以及采用AT 89s51单片机结合PD IUSBD12和TLC2543芯片实现USB数据传输的硬件设计，对固件编程的具体实现给出了详细说明。
The hardware design using AT89S51 micro-controller and PDIUSBD12 and TLC2543 chips to achieve USB data transfer is carried out. And the firmware program design is introduced in detail too.
介绍了AT 89s51和PDIUSBD12固件的特点，以及采用AT 89s51单片机结合PD IUSBD12和TLC2543芯片实现USB数据传输的硬件设计，对固件编程的具体实现给出了详细说明。
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