3 a/d converter control registers – NEC uPD78056Y User Manual

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CHAPTER 14 A/D CONVERTER

14.3 A/D Converter Control Registers

The following three types of registers are used to control the A/D converter.

• A/D converter mode register (ADM)

• A/D converter input select register (ADIS)

• External interrupt mode register 1 (INTM1)

(1) A/D converter mode register (ADM)

This register sets the analog input channel for A/D conversion, conversion time, conversion start/stop and

external trigger.

ADM is set with a 1-bit or 8-bit memory manipulation instruction.

RESET input sets ADM to 01H.

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