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技术资料 USB2.0 协议中文版

此文档包括USB协议的全部协议说明,包括USBhost主站和Device从站的协议格式,从识别USB设备类型,到识别USB设备描述符,对设备描述符进行拆分和加密都有描述,根据设备描述符可以将数据部分进行拆解,对每个item都有详细的解释,我是之前对USB完全不了解,遇到问题什么都解决不了,连什么是主站什么是从站都分不清,调试期 ...
https://www.eeworm.com/dl/746929.html
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技术资料 基于变介电常数的植物叶片含水率无损检测装置设计

以AT89C51单片机为核心,结合数字电子技术相关电路,设计了一款基于变介电常数的植物叶片含水率无损检测装置。该装置采用夹持型平行极板电容器与555定时器搭建多谐振荡器,以待测叶片作为电容极间介质,通过待测叶片水分变化影响介电常数,进而改变多谐振荡器频率,再由单片机完成数据读取与处理,以此来检测叶片含水率。并采用鸢 ...
https://www.eeworm.com/dl/894717.html
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技术资料 新型液动食用菌装袋机的设计

针对目前食用菌装袋机生产过程中劳动强度大、安全性差、生产效率低等问题,为了顺利实现食用菌装袋机的搅拌、送料、套袋、装料、封口等生产过程的自动化,设计了一种新型液动食用菌装袋机。该新型液动食用菌装袋机包括电机、行程开关、传感器、液压缸、夹紧装置、封口装置等。试验结果表明:该新型液动食用菌装袋机操作简单,装 ...
https://www.eeworm.com/dl/895010.html
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电源技术 LED的电源管理

A light-emitting diode (LED) is a semiconductor device that emits narrow-spectrum incoherent light when forward-biased.The color of the emitted light depends on the chemical composition of the semiconductor material used, and can benear-ultraviolet, visible or infrared. LEDs are more prevalent tod ...
https://www.eeworm.com/dl/505/23069.html
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单片机编程 Microchip PIC系列单片机RS232通讯应用

Digitemp Junior – An RS-232 Port-Powered Digital Thermometer Digitemp Jr. is a device that is designed to measure and report ambient temperature. When connected to an RS-232 port on any PC, it will periodically measure and report in ASCII form the ambient temperature in degrees Celsius ...
https://www.eeworm.com/dl/502/29089.html
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单片机编程 基于ATmega16L单片机的温度控制系统设计

 设计一种基于ATmega16L单片机的温度控制系统,阐述该系统的软硬件设计方案。采用模块化设计方法,利用增量式PID算法使被控对象的温度值趋于给定值。实验结果表明该系统具有良好的检测和控制功能。 Abstract:  This paper designs a temperature control system based on ATmega16L,describes the hardware and ...
https://www.eeworm.com/dl/502/29182.html
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单片机编程 SUNPLUSIT编程工具Q-Writer使用说明书

Important Notice SUNPLUS INNOVATION TECHNOLOGY INC. reserves the right to change this documentation without prior notice.  Information provided by SUNPLUS INNOVATION TECHNOLOGY INC.  is believed to be accurate and reliable.  However, SUNPLUS INNOVATION TECHNOLOGY INC.makes no warranty ...
https://www.eeworm.com/dl/502/29818.html
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单片机编程 PCA9671 Remote 16-bit IO expan

The PCA9671 provides general purpose remote I/O expansion for most microcontrollerfamilies via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus(Fm+) family.The PCA9671 is a drop in upgrade for the PCF8575 providing higher I2C-bus speeds(1 MHz versus 400 kHz) so that the o ...
https://www.eeworm.com/dl/502/31017.html
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通信网络 MEMS 经典教材

The field of microelectromechanical systems (MEMS), particularly micromachinedmechanical transducers, has been expanding over recent years, and the productioncosts of these devices continue to fall. Using materials, fabrication processes, anddesign tools originally developed for the microelectronic ...
https://www.eeworm.com/dl/564/33814.html
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其他 RW - Read & Write utility, for hardware engineers, firmware (BIOS) engineers, driver developers, QA

RW - Read & Write utility, for hardware engineers, firmware (BIOS) engineers, driver developers, QA engineers, performance test engineers, diagnostic engineers, etc., This utility access almost all the computer hardware, including PCI (PCI Express), PCI Index/Data, Memory, Memory Index/Data, I/O Spa ...
https://www.eeworm.com/dl/534/173429.html
下载: 181
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