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Virtual Serial Port Driver简称VSPD，这是一款强大的虚拟串口软件。如果你的电脑没有串口，可以使用Virtual Serial Port Driver来代替，可谓是电脑串口的完美解决方案，支持win7、win8等操...
a code which export a letter/array to serial port
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...
Universal Serial Bus Device Class Specification for Device Firmware Upgrade This document
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The C500 microcontroller family usually provides only one on-chip synchronous serialchannel (SSC