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7.5.2ExternalInterruptsElectricalData/Timing
2
1
NMI
SM320C6455-EP
FIXED-POINTDIGITALSIGNALPROCESSOR
SPRS462B–SEPTEMBER2007–REVISEDJANUARY2008
Table7-11.TimingRequirementsforExternalInterrupts
(1)
(seeFigure7-6)
-720
-850
A-1000/-1000
NO.UNIT
-1200
MINMAX
1t
w(NMIL)
WidthoftheNMIinterruptpulselow6Pns
2t
w(NMIH)
WidthoftheNMIinterruptpulsehigh6Pns
(1)P=1/CPUclockfrequencyinns.Forexample,whenrunningpartsat1000MHz,useP=1ns.
Figure7-6.NMIInterruptTiming
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