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--- glossary:glossary_u [2014/11/11 13:29] – external edit 127.0.0.1
+++ glossary:glossary_u [2021/03/21 00:14] – [USB] Expand the definition tgerbic
@@ Line 4: / Line 4: @@
+=====UART=====
+**U**niversal **A**synchronous **R**eceiver / **T**ransmitter
 ===== Unregulated power supply =====
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-The shorthand term used to denote a standard Universal Serial Bus developed to allow the interconnection of many peripheral devices such as mice, keyboards, joysticks, scanners etc., to a computer such as IBM compatible and Apple PCs. Developed by collaboration amongst leading companies in the computer and electronics industry, the specifications are standardised by the USB Implementers Forum (USB-IF). USB 3 has recently become more readily available and offers speeds up to 5Gbps.     \\ [[http://www.usb.org|http://www.usb.org]]
+The shorthand term used to denote a standard Universal Serial Bus developed to allow the interconnection of many peripheral devices such as mice, keyboards, joysticks, scanners etc., to a computer such as IBM compatible and Apple PCs. Developed by collaboration amongst leading companies in the computer and electronics industry, the specifications are standardized by the USB Implementers Forum (USB-IF). Most USB interfaces today are USB type 1, 2 or 3. Higher values are faster. USB 3 has recently become more readily available and offers speeds up to 5Gbps.
+USB interface include at least two data lines and two power lines. This allows not only data transfer but a power connection for a device plugged into the USB port.
+\\ [[http://www.usb.org|http://www.usb.org]]