1. How much noise can be tolerated in a digital system using a 5 V power supply?

Question

1. How much noise can be tolerated in a digital system using a 5 V power supply?

2.What functions does an H-bridge perform in controlling a small DC motor?

3.Explain how to calculate the duty cycle of a pulse in terms of frequency and width.

4.Explain how to calculate the duty cycle of a pulse in terms of frequency and width.

5.Why is bit stuffing needed on a CAN system?

6. A communications channel has a bandwidth of 1,000 Hz and a signal-to-noise ratio (SNR) of 40 dB. What is the maximum possible data rate?

Explanation / Answer

1.0.4 volt

2.position control

3. duty cycle=width*frequency

so to control duty cycle control any of these two.

4.duty cycle=width*frequency

5.optimum utilization of memory

6.1600 bits/sec

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