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digital electronics interfacing to the analog world
1. Referring to the given figure, what should the display on the scope look like if the A/D converter is working properly?
(A): A uniform stairstep pattern should be displayed.
(B): It should be a circular Lissajous pattern resulting from the simultaneous application of ramps to the vertical and horizontal inputs of the oscilloscope.
(C): The pattern should be a straight line across the screen due to the equal but opposite voltages being applied to the scope inputs.
(D): The scope should display a sequential binary count with the LSB on the left and the MSB on the right side of the display.
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