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This book is for developers who design and program devices that use the Universal Serial Bus (USB) interface. The goal is to introduce you to USB and to help you get your devices up and communicating as quickly and easily as possible.

ebd9307开发板wince bsp源码,包括cs8900,lcd,nand,serial,touch,usb,gpio,wd等驱动

PL-2303 Series (USB-to-Serial) Product Selection Guide

Full compliance with the USB Specification v1.1 and USB CDC v1.1
Support the RS232 Serial interface
Support automatic handshake mode
Support Remote wake-up and power management
256 bytes buffer each for upstream and downstream data flow
Support default ROM or external EEPROM for device configur ...

serial port read/write,对USB和com端口的数据读写可以实时操作，但是com端口必须未被其他程序占用，如果被占用，将会无法打开。

This document describes how to switch to and program the unisersal serial bus (USB) analog phase-locked loop (APLL) on the C5506/C5507/C5509A devices. Example assembly programs for programming and switching to and from the APLL are also provided in the attached zip file. It is assumed that the reade ...

with serial bus (Universal Serial Bus) is used to apply USB peripherals connected to the mainframe external bus structure, it is mainly used in medium-speed and low-speed peripherals

Very simple USB 1.1 PHY. Includes all the goodies: serial/parallel conversion, bit stuffing/unstuffing, NRZI encoding decoding. Uses a simplified UTMI interface. Currently doesn t do any error checking in the RX section [should probably check for bit unstuffing errors]. Otherwise complete and fully ...

USB的全称是Universal Serial Bus,USB支持热插拔,即插即用的优点,所以USB接口已经成为MP3的最主要的接口方式。USB有两个规范,即USB1.1和USB2.0。 USB1.1是目前较为普遍的USB规范,其高速方式的传输速率为12Mbps,低速方式的传输速率为。。。

Serial Port Complete Com Port Usb Virtual Com Ports, And Ports For Embedded Systems