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DMA controllers in computer system:
INTERFACE CIRCUITS
o Provides a storage buffer for at least one word of data.
o Circuitry required connecting an I/O device to a computer bus
o Contains address-decoding circuitry
o Contains status flag that can be accessed by the processor.
o Generates the appropriate timing signals required by the bus control scheme.
o Performs format conversions
o Ports
o Parallel port
o Serial port
Keyboard to processor connection
What are wired and wireless transmission systems? Transmission Systems: Modern type long distance transmission systems can be placed in three wide categories: 1. Radio Sy
A certain memory has a capacity of 4K × 8 (i) How many data input and data output lines does it have? (ii) How many address lines does it have? (iii) What is its capacity in bytes
Define Flash Memory. It is an approach same to EEPROM technology. A flash cell is based on a one transistor controlled by trapped charge just like an EEPROM cell.
what is the use of d-flipflop in associative memory
In a particular exchange during busy hour 1200 calls were offered to a group of trunks, during this time 6 calls were lost. The average call duration being 3 minutes Calculate Tr
Give example of bus and memory transfer For example, the read operation for transfer of a memory unit M from address register AR to another data register DR can be illustrated
homework help.
Write a function that will prompt the user individually for a filename and extension and will make and return a string with the form 'filename.ext'.
How is a Microsoft CRM Workflow tool enabled? A Microsoft CRM Workflow tool enables certainly one to as given below: • Explain business policies based upon established proce
Analysis: Basically, it is the process of determining what requirement to be done before how it should be done. In order to accomplish this, the developer shows the existing sy
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