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Q. Explain the External Data Bus?
External Data Bus: A bus which connects a computer to peripheral devices. 8088 microprocessor has 16-bit registers, 16-bit internal data bus in addition to the 20-bit address bus that allows processor address up to 1 MB of memory.
Explain the signals HOLD, READY and SID HOLD indicates that a peripheral such as DMA controller is requesting the use of address bus, data bus and control bus. READY is used to
Q. Explain Television signal transmission? Television signals in television signal transmission are the electric signals generated by converting visual images through raster (T
The basic operation of battery A simple cell comprises two dissimilar conductors (electrodes) in an electrolyte. Such a cell comprises copper and zinc electrodes. An electric
a) A 230 V/25V, 50 HZ transformer with a rated primary current of 1,2 Amps is used to supply a number of 25 V, 30 Watt halogen light bulbs. Assuming an ideal transformer and that
The growth in communications over the past 60 years has been phenomenal. The invention of the transistor in 1947 and the integrated circuit and laser in 1958 have paved the way to
Properties of Conductors and Insulators: This unit provides the basic characteristics or properties of the most common materials which are classified as semiconductor, conduct
What is the difference between a zinc-blend and Si diamond lattice structure?
Explain index mode and base address mode (with examples) available in microprocessors. Index Mode and Base Address Mode: Address supplied through the instruction is adde
Synchronization: Whatever type of weep is used, it must be synchronized with the signal being measured. Synchronization has to be done to obtain a stationary pattern. This requir
working principle of crtand block diagram of cro
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