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Q. Interfacing of keyboards?
The keyboard employs a special Input/output port which is similar to a serial port however doesn't explicitly follow the RS-232 serial port standard. In place of multiple data and handshaking signals as in RS-232 the keyboard employs just two signals by which it manages a bi-directional interface with its own set of commands.
Employing its elaborate handshaking mechanism keyboard and PC transmit commands and data to each other. USB keyboards work in a different way by using USB coding and protocol.
What is verilog case (1) ? wire [3:0] x; always @(...) begin case (1'b1) x[0]: SOMETHING1; x[1]: SOMETHING2; x[2]: SOMETHING3; x[3]: SOMETHING4; endcase
The runqueue is the list of runnable processes on a given processor. There is only one runqueue per processor. Each runqueue contains two priority arrays: Active and Expired. Each
Directed-Test Methodology Building a directed verification environment with a comprehensive set of directed tests is very time-consuming and difficult. As directed tests only c
Write a function that will get a variable number of input arguments: the length and width of a rectangle, and possibly also the height of a box that has this rectangle as its base.
How does VB.NET/C# achieve polymorphism? VB.Net / C# provide polymorphism through the following mechanisms: 1. Inheritance - base class gives overridable methods which ar
what is ecs?
Differentiate between message switching, packet switching and circuit switching Message switching: Recourse computer sends data to switching office that stores the data in
What is the difference between latches and flip-flops based designs Latches are level sensitive whether flip-flops are edge sensitive. So, latch based design and flop based des
For JK flip flop with J=1, K=0, the output after clock pulse will be ? Ans. The output will be 1 after clock pulse.
Next add a layout cell for the Learn More About graphic. 1. In Objects panel, click the Draw Layout Cell icon. 2. In Document window, draw a new cell in the space below nav
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