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HT46R004 データシート(PDF) 60 Page - Holtek Semiconductor Inc |
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HT46R004 データシート(HTML) 60 Page - Holtek Semiconductor Inc |
60 / 84 page Rev. 1.30 �0 �an�a�� ��� �01� Rev. 1.30 �1 �an�a�� ��� �01� HT46R004 Cost-Effective A/D 8-Bit OTP MCU Main P�og�am Enable bit set? Main P�og�am A�tomaticall� Disable Inte���pt Clea� EMI & Req�est Flag Wait fo� �~3 Inst��ction C�cles ISR Ent�� ... ... RETI (it will set EMI a�tomaticall�) Inte���pt Req�est o� Inte���pt Flag Set b� Inst��ction N Y Interrupt Flow Interrupt Priority Interrupts,occurringintheintervalbetweentherisingedgesoftwoconsecutiveT2pulses,willbe servicedonthelatterofthetwoT2pulses,ifthecorrespondinginterruptsareenabled.Incaseof simultaneousrequests,thefollowingtableshowstheprioritythatisapplied.Thesecanbemasked byresettingtheEMIbit. Interrupt Source Priority Vector Exte�nal inte���pt 1 04H Timer/Event Counter 0 overflow � 08H A/D conve�te� complete 3 0CH Incaseswherebothexternalandinternalinterruptsareenabledandwhereanexternalandinternal interruptoccurssimultaneously,theexternalinterruptwillalwayshavepriorityandwillthereforebe servicedfirst.Suitablemaskingoftheindividualinterruptsusingtheinterruptregisterscanprevent simultaneousoccurrences. |
同様の部品番号 - HT46R004 |
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同様の説明 - HT46R004 |
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