For USB program, low pass filter for audio,Audio low

200元买来的D12开发资料,包括上位机驱动和应用程序，电路图，固件。-200 yuan bought D12 development information, including PC drives and applications, schematics, firmware.

ISP1581是菲利普公司推出的USB2.0通讯芯片，能够实现比USB1.1更快的数据通讯。本程序演示的是利用端点1及厂商请求进行收发通讯的例子。-ISP1581 is a USB2.0 communication chip, it provides faster data transmission then USB1.1. This program display the sales point 1 and vendor request for starting communication.

about tds510 reference

usb鼠标的设计资料和源码-usb mouse design information and the source

usb固件程序，描述了pdiusbd12固件的编写-usb firmware and firmware description of the preparation pdiusbd12

本程序演示了如何利用编写高层应用程序与USB接口通信。读者有必要了解主机是如何识别USB设备以及USB工作的基本原理。-this program demonstrated how to use the preparation of high-level applications and USB communication. Readers need to understand is how to identify host USB and USB devices to the basic tenets.

控件注册问题 USBCLeaner自带控件与系统本身的控件版本不一致时会出现类似组件无法注册等提示,遇到这种情况,可以将prjXTab.ocx,COMCTL32.OCX复制到系统文件夹,XP一般是C:WindowsSystem32,NT一般是C:WiNNtSystem32下,然后 运行--Regsvr32 prjXTab.ocx Regsvr32 COMCTL32.OCX 一般就可以解决问题. -Control the registration of USBCLeaner own control and the control system itself will be different versions of similar components can not be registered, such as tips, encountered such a situation, can prjXTab.ocx, COMCTL32.OCX folder copied to the system, XP is usually C : Windows System32, NT is usually C: WiNNt System32 next, and then run- Regsvr32 prjXTab.ocx Regsvr32 COMCTL32.OCX general can solve the problem.

some examples of LCD image display via EZUSB

本人自己编的usb数据采集固件,对四路信号进行采集-Source code of USB data acquiring firmware, 4 channel signals.

我用DELPHI写的一个专为EZUSB（2131）系列芯片的DLL。有例子-I used to write an ad for EZUSB (2131) series chip DLL. Examples are