draw the interface diagram of 8085 microprocessor having input ports at 23H, 2FH, EFH, and output ports at 44H, 2FH, EFH, and FFH using NAND gates only.

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what is mean of area?

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How many types of number system are there?

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Define hold time?

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what is practical application of clamper circuit?

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What is Biasing?

21 Answers   Nokia, TCS,

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what is Voip

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One FIU19(E) Flexbus LED is steadily on. What is the meaning? How can a Laptop PC be locally connected to a FIU19E? What is the maximum capacity of a FlexiHopper radio link operated by a FIU19(E), that is equipped with two 4x2M plug- in units? Which of the listed combination of indoor units support

0 Answers   NSN,

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Explain the differences between voltage and current controlled devices?

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what environment is most suitable for fibre channel sans?

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What is meant by D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? What do you mean by an ideal voltage source? What do you mean by zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain briefly. What do you mean by half-duplex and full-duplex communication? Explain briefly. Which range of signals are used for terrestrial transmission? What is the need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

0 Answers   MAHINDRA,

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What is parallel data transfer process?

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