ezUSB fireware 的固件

AT89C51SND1 SPI原程序，相于USB的。-AT89C51SND1 SPI source code, USB based.

CH375 是一个USB总线的通用接口芯片，支持USB-HOST主机方式和USB-DEVICE/SLAVE 设备方式。-CH375 is a common USB bus interface chip to support USB-HOST host of ways and means USB-DEVICE/SLAVE equipment.

使用COM接口给手机发短信，使用前需要用线把手机接入USB或COM接口-COM interface to the phone using text messaging, the use of pre-need phone lines to access USB or COM interface

EP26_Bulk，大端点bulk传输。包含全部firmware以及详细的pdf文件说明。-EP26_Bulk, endpoint bulk transmission. Includes all firmware and the detailed pdf documentation.

USB2.0频谱分析仪是一种高分辨率的动态信号谱分析系统，既可用于中低频低通信号的分析和处理（最高频率不超过20MHZ），也可用于频率很高的带通信号的分析和处理。-USB2.0 spectrum analyzer is a high-resolution dynamic signal spectrum analysis system, which can be used in low frequency communication, analysis and processing (not more than the maximum frequency of 20MHZ), can also be used for high frequency communications with the issue of the analysis and processing.

The zip file in this directory contains a series of lectures and examples intended as an introduction to USB.

usb 2.0 cy7c68013 pdf file

DBUGU串口调试，dataflash的初始化通过spi进行读写操作-DBUGU serial debugging, dataflash initialize read and write operations through the spi

HID规范和一个基于CYPRESS FX2 的例子，自己做的哦！很有参考价值！-norms and a HID-based CYPRESS FX2 example, do for myself! Great reference value!

usb2.0 驱动; 包括SYS目录--Usb2.0 driver, including SYS direcotry.