... for a 4-bit quantization 12. 8 12. 4 Write the 3-bit and 4-bit digital codes for the points 0, T/16, T/8, 3T/16, , T for the half sine wave described in Problem 12. 2 12. 5 An analog-to -digital ... ❘❙❚ 12. 3 Analog-to -Digital Conversion We saw in an earlier section of this chapter that all digital- to-analog converters can be described by a generic form This is not true of analog-to -digital ... select D4 D1 8-bit digital output D0 ALE Start conversion End-of-conversion START Output enable EOC OE CLOCK FIGURE 12. 35 ADC0808 Analog-to -Digital Converter The ADC0808 has a built-in 8-channel analog...