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Chapter 1 of 12 • Page 1 of 248🔒 Protected PDF • Watermarked
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ElectricalMicroprocessor
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While programming the ADC0808/0809 IC what steps are followed?

A

select the analog channel, start the conversion, monitor the conversion, display the digital results

B

select the analog channel, activate the ALE signal (L to H pulse), start the conversion, monitor the conversion, read the digital results

C

select the analog channel, activate the ALE signal (L to H pulse), start the conversion, monitor the conversion, read the digital results

D

select the channel, start the conversion, end the conversion

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 How many pins of the 8255 can be used as the I/O ports?
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 The 8255 is a ______ chip.

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