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What is programmable interrupt controller?
The Programmable interrupt controller is used when several I/O devices transfer datausing interrupt and they are connected to the same interrupt line of the microprocessor.
Give the register organization of 8257? The 8257 do the DMA operation over four independent DMA channels. Each of the four channels of 8257 has a couple of two 16-bit registers
principle of resistive feedback circuit change when the square wave and triangular pulse frequencies, the amplitude of the triangle wave
Explain implicit data addressing mode (with examples) available in microprocessors. Implicit Mode: Does not exactly give an operand. Instruction implicitly gives the o
Q. Explain working of Digital Process Control? Figure shows a block diagram for microcomputer-based control of a physical process, such as a chemical plant. A slight variation
It is required that the current floor position be displayed as a number 1, 2, or 3 on a seven segment LED display on floor 1, which is quite close to the LCU. Data Storage It
ELECTRICITY HAZARDS IN THE LABORATORY : You've probably read about, or heard of, people falling onto high voltage rails or cables and surviving thousands of volts. As a contra
Aloudspeaker is a common electrochemical transducer in which vibration is caused by changes in the input current to a coil which, in turn, is coupled to a magnetic structure that c
Calculate power delivered to the network: 1. A wave is traveling from left to right, emerging from Z g =50 with a peak amplitude of V p =5V. The 1-port network [S] has in=0.5-
Q. What are the necessary conditions to maintain sustained oscillation? The use of positive feedback that results in a feedback amplifier having closed-loop gain |Af| greater t
what is plane transmission grating/?
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