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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 .
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.
This is a list of free and open-source software packages , computer software licensed under free software licenses and open-source licenses. Software that fits the Free Software Definition may be more appropriately called free software ; the GNU project in particular objects to their works being referred to as open-source . [ 1 ]
A USB packet begins with an 8-bit synchronization sequence, 00000001₂. That is, after the initial idle state J, the data lines toggle KJKJKJKK. The final 1 bit (repeated K state) marks the end of the sync pattern and the beginning of the USB frame. For high-bandwidth USB, the packet begins with a 32-bit synchronization sequence. End of Packet ...
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements. ... drive and run Windows 7 or newer to ...
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Sbus 32-bit/25 MHz: 800 Mbit/s: 100 MB/s: 1989 DEC TURBOchannel 32-bit/25 MHz: 800 Mbit/s: 100 MB/s: Local Bus 98 32-bit/33 MHz: 1056 Mbit/s: 132 MB/s [35] VESA Local Bus (VLB) 32-bit/33 MHz: 1067 Mbit/s: 133.33 MB/s: 1992 PCI 32-bit/33 MHz: 1067 Mbit/s: 133.33 MB/s: 1993 HP GSC-1X: 1136 Mbit/s: 142 MB/s: Zorro III 32-bit/async (eq. 37.5 MHz ...
It is faster than the other common legacy port (serial port), requires no serial-to-parallel converter, and requires far less interface logic and software than a USB target interface. However, Microsoft operating systems later than Windows 95/98 prevent user programs from directly writing to or reading from the LPT without additional software ...