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A USB-to-serial adapter or simply USB adapter is a type of protocol converter that is used for converting USB data signals to and from serial communications standards (serial ports). Most commonly the USB data signals are converted to either RS-232 , RS-485 , RS-422 , or TTL-level UART serial data.
Ugreen (绿联) is a Chinese consumer electronics brand owned by Ugreen Group Ltd and based in Shenzhen, Guangdong. [2] [3] The brand was established by Zhang Qingsen in 2012, and specialises in USB hardware such as cables and AC adapters, as well as other categories of consumer electronics such as audio equipment and mobile accessories.
For example, on Windows PCs, the DTR output is kept low until some program is run to access the serial port and raise the DTR signal high. The remote side will sense this as the DCD input going high. Some equipment will recognize the transition alone as the beginning of a session.
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Download, install, or uninstall AOL Desktop Gold Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements. Desktop Gold · Feb 20, 2024