Digital Fundamentals (11th Edition)
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The major functional blocks in a computer are CPU... more
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Peripherals are the external devices that ... more
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The computer hardware is the physical devices such... more
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Content-addressable memory returns the value of ... more
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The address bus is unidirectional. Each data line ... more
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The data input line must be LOW. ; Lets data ... more
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The bus contention occurs when device outputs are ... more
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For the device selection and enabling purpose, the... more
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Wait states are the additional clock cycles that ... more
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A buffers prevent overloading of a driving device ... more
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In the fetch cycle, instruction is retrieved from ... more
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The four basic elements of a microprocessor are ... more
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The ALU is arithmetic logic unit, which performs ... more
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During the read operation, the data is copied from... more
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In the write operation, data is transferred from ... more
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The five types of addressing are inherent, direct... more
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The op-code is the mnemonic representation of a ... more
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An operand is the object to be manipulated by the ... more
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In branching, the processor goes back or skip ... more
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Exceptions are generated by software sources, and ... more
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Bus request:-A bus request cannot be masked means ... more
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Direct Memory access (DMA) permit an input or ... more
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Basic duties of operating system-a)It provide ... more
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Multitasking: It refers to execution of multiple ... more
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By comparing the contents of the address bus ... more
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The two process are confined to their own memory ... more
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; The changes in flow chart isThe small number is... more
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A computer program is a sequence of instructions ... more
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Operation code is the part of a machine language ... more
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String is a sequence of characters. They are ... more
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Microprocessors have no built-in memory, ROM, ... more
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Functional unit of microcontroller Central ... more
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Advantage of Multifunctional pin on ... more
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The peripherals used are GPIOsTimersSPIUARTUSBPWM ... more
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Embedded System-It is an integral part of ... more
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1) Automobile system2) Implantable medical ... more
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SOC stands for system on chip. It is an ... more
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Advantages of SoCa)It consumes less power. Usually... more
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Five functional unit of SoC1)Central Processing ... more
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The four component of Central processing unit are1... more
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The CPU stands for "central processing unit". CPU ... more
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The peripherals are devices that external to the ... more
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There are two types of software present in the ... more
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There are four elements in a microprocessor: ALU, ... more
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There are three types of buses present in a ... more
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A wait state is the delay faced by processor when ... more
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The multicore processor consists of two or more ... more
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Pipelining is the process of retrieving data from ... more
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Computer programming languages are divided into ... more
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DMA stands for direct memory access. The DMA ... more
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The signals associated with DMA operation are bus ... more
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Microcontroller and microprocessor are different. ... more
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Microcontrollers have a wide variety of ... more
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SoC stands for System on Chip. It is an integrated... more
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A basic computer includes arithmetic logic unit (... more
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The instruction decoder affects the operation of ... more
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A 17-bit address bus can support 100,000 memory ... more
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The address bus is used to specify the memory ... more
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The address register is the internal part of the ... more
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The contents of the accumulator are not added to ... more
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The polling is other than mention characteristic... more
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It is not an efficient process as it check all ... more
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The DMA full form is other than the mentioned form... more
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Computer program is other than the mentioned ... more
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Loop instruction are designed to change the ... more
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The wait state have other than mentioned ... more
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An interrupt does not use an external bus master ... more
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Multitasking is the process in which a single ... more
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Microcontroller has non volatile memory ROM that ... more
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Input/Output ports -The computer send data to ... more
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Functional unit of Central processing unit are as ... more
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A bus is a set of physical connection as well as ... more
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Control bus is used to communicate with the all ... more
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Tri-state and open collector outputs are used to ... more
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The digital output of a system are generated by ... more
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In part a number of loads that output is driving ... more
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A processor uses an address decoder to select and ... more
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The set and hold timing for various peripheral ... more
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Element of microprocessorArithmetic logic unit :- ... more
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Fetch instruction from memory and place it in the ... more
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1)The address bus2) The data bus3)The control bus... more
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Two phases of Fetch/Execute CycleFetch-In this ... more
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Pipelining is process where multiple instructions ... more
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Following are the event for inherent addressing ... more
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The event for direct addressing mode-The address ... more
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The offset address is added to the contents ... more
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; The branch address is given by the addition of ... more
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If an erroneous address get stored or the column ... more
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During interrupt service routine the processor ... more
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The bus request line is asserted by the bus master... more
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DMA stands for direct memory access. It allow ... more
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The system software include the software that ... more
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Duties of multitasking :-Allocation of system ... more
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Differences-Multitasking use one processor while ... more
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Finding the best technique to properly utilize CPU... more
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It can perform the duties of a comparator too. It... more
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An assembler is a program that converts an ... more
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If the condition is not satisfied then add number... more
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; Step to achieve the task is as follow-1)Clear a... more
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When the instruction is executed the word in the ... more
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Compiler is a program which converts high level ... more
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Microcontroller is a device that performs only ... more
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ROMRAMSignal connectionsProcessor coreExternal bus... more
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In embedded system microcontroller is used due to ... more
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Microcontroller is a consist of a microprocessor, ... more
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SoC is a semiconductor chip which consists of its ... more
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ARM architecture ; Processor which is used in Soc ... more