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how to connect rs232?

RS232 is the asynchronous transmission standard interface One of the communication interfaces on a personal computer, the asynchronous transmission standard interface developed by the Electronic Industries Association (EIA). Usually the RS-232 interface to 9 pins (DB-9) or 25 pins (DB-25) type appears, the general personal computer will have two sets of RS-232 interface, known as COM1 [...]

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what is a db connector?

The data bus connector (DB connector) is a connector for connecting serial and parallel cables to the data bus. DB connector, data bus connector, that is: parallel input and output connectors. Db9-f, fenale, female, is a jack, that is, we often say the mother; db9-M, male, male, is a pin, that we often say the male. [...]

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what is a vga port on a laptop?

what is a vga port on a laptop?VGA interface that the computer uses VGA standard output data dedicated interface. VGA (Video Graphics Array) video graphics array is IBM in 1987 proposed a use of analog signals of computer display standards. VGA interface, a total of 15-pin, divided into three rows, each row of five holes, the [...]

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what is a vga monitor?

  what is a vga monitor?Understand what is the VGA monitor before we have to analyze the difference between the monitor and the monitor.                                           vga monitor Can the monitor replace the monitor? For [...]

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what is a vga adaptor?

Please see the previous article "What is a vga connector" dvi to vga adapter   Product Name: DVI (24 + 5) male to 15Pin VGA female adapter Manufacturer: ADAMICU Colour: Black Interface: Standard VGA female / DVI (24 + 5) male Shield: head copper foil wrapped Process: thick 24k gold-plated interface Packing: PE carton [...]

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what is a vga port ?

VGA interface is a D-type interface, a total of 15 pin holes above, divided into three rows, each row of five. Among them, in addition to two NC (Not Connect) signal, three display data bus and five GND signal, more important is the three RGB color component letter number and two scan synchronization signal HSYNC and [...]

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