NEC PD78214 User Manual

Page 267

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background image

238

µ

PD78214 Sub-Series

Fig. 8-12 Scan-Mode A/D Conversion Started by Hardware

AN0

AN2

AN1

AN0

AN0

AN1

AN2

AN1

AN0

AN1

AN0

AN0

AN0

AN2

AN1

AN0

ADCR

AN0

ADM writing

CS

1, TRG

1

A/D conversion

(scans AN0 to AN2)

Standby

state

INTP5 pin input

(rising edge valid)

INTAD

INTAD accepted

AN1

AN2

AN0

Standby

state

ADM rewriting

CS

1, TRG

1

AN2

AN1

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