If a1M1× DRAM requires 4 ms for a refresh and has 256 rows to be refreshed, no more than __________ of time must pass before another row is refreshed.

0 Answers   CDAC,

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What are the different types of arithmetic operations that can be performed by the 8085 microprocessor? Explain with an example?

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Define bit?

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What is the difference detween ISR & function call

17 Answers   Bosch, General Motors GM, Infosys, Wipro,

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Explain the software instruction ei and di?

0 Answers  

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Are all the bits of flag register used in 8051?

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Mention interrupts pins of 8085?

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What are the various criteria to choose the microcontroller?

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Explain sphl instruction?

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What is program counter in 8085?

0 Answers  

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Give two ways of converting a two input NAND gate to an inverter ?

2 Answers  

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In case of DVD, the speed is referred in terms of n X. Here what does X refers to

0 Answers   CDAC,

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