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Techniques des µ-processeurs - Pierre Bettens

Techniques des µ-processeurs - Pierre Bettens

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HEB<br />

ESI <strong>µ</strong> Les interruptions<br />

Il existe deux types d ’interruptions.<br />

Interruptions externes ou hardware<br />

Non prévues par le programmeur,<br />

Signal provenant de l ’extérieur, ‘ hors ’ du<br />

processus en cours. (Plus de papier dans<br />

l ’imprimante).<br />

Interruptions internes ou software<br />

Appel du programmeur au SE<br />

<strong>Techniques</strong> <strong>des</strong> <strong>µ</strong>-<strong>processeurs</strong> - 1ière - PBT / PMA<br />

MIC - <strong>µ</strong>-<strong>processeurs</strong> - PBT / PMA - Version 18 Oct 2001 94

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