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资料->【B】电子技术->【B5】通信技术->【1】通信协议->【USB、OTG】->Universal Serial Bus Device Class Specification for Device Firmware Upgrade.p...
PCA9519 是一个4 通道的I2C 总线/SMBus 中继器，可以实现将低电压两线串行总线接口的处理器与标准的I2C 总线或SMBus I/O 相连。该中继器在电平转换中保持I2C...
The PCA9555 is a 24-pin CMOS device that provides 16 bits of General Purpose parallelInput/Ou...
本文详细的介绍了M-Bus 总线的网络层次结构、数据传送工作原理及网络协议等重要内容，并对M-Bus 系统的总线收发器TSS721 作了详尽的阐述。在应用方面，公共事业仪表通过扩展M-Bus...
Universal Serial Bus Device Class Specification for Device Firmware Upgrade This document...
Universal Serial Bus Device Class Definition for MIDI Devices 1 IntroductionFollowing...
Under contract with Signetics, Mr. Thomas J. Chaney of WashingtonUniversity, St. Louis tested a...
Universal Serial Bus Device Class Definition for Printing Devices The Universal Serial Bu...