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Why data bus is bidirectional and address bus is unidirectional in most microprocessors?
The data bus is bidirectional because the data bus has to transfer data among the CPU and memory/I/O device, while the address bus is used to send out memory address from the CPU, as it is unidirectional.
Q Why we use addressing schemes? An operation code of an instruction tells the operation to be performed. This operation is executed on some data stored in memory or register.
Restating the Requirements To have clarity of analytical model of system you must state requirements specific performance constraints with optimization criteria in one documen
What is Linear Addressing Mode. Ans. Linear Addressing: Addressing is the procedure of selecting one of the cells in a memory to be written in or to be read from. So as to fa
A 4-bit synchronous counter uses flip-flops with propagation delay times of 15 ns each. The maximum possible time required for change of state will be ? Ans. 15 ns since in sy
What are interrupts? Interrupt: An interrupt is a hardware mechanism which enables an external device, classically input/output devices, to send a signal to the CPU. An int
Telex is a (A) Telephone Service between various subscribers (B) Tele printer Service between various subscribers (C) Television Service between various subscri
Visual basic is useful if you are planning to make the programs from scratch. This language helps you in producing Active x controls, exe files, etc. Visual script is a powerful t
Q. Show the Bus and Memory Transfers? A digital computer has many registers and rather than connecting wires amid all registers to transfer information between them a common bu
how can we design a multiplier by using ASM chart and then design the data controller ?!!
Background Information The National Aeronautics and Space Administration (NASA) is the agency within the United States Government responsible for US space exploration. Within th
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