NEC V850/SA1 mPD703015 Preliminary User's Manual

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NEC V850/SA1 mPD703015 Preliminary User's Manual Manual pdf 311 page image

CHAPTER 11 A/D CONVERTER31111.4.3 A/D converter operation modeIn this mode one of the analog input channels ANI0 through ANI11 is selected by the analog input channelspecification register (ADS) and A/D conversion is executed.The A/D conversion can be started in the following two ways:• Hardware start : Started by trigger input (ADTRG) (rising edge, falling edge, or both rising and falling edgescan be specified)• Software start : Started by setting A/D converter mode register (ADM)The result of the A/D conversion is stored to the A/D conversion result register (ADCR) and an interrupt requestsignal (INTAD) is generated at the same time.