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4.8USBInterruptMaskRegister(INTMSKR)
Registers
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TheUSBInterruptMaskRegister(INTMSKR)isshowninFigure23anddescribedinTable24.
Figure23.USBInterruptMaskRegister(INTMSKR)
31252416
ReservedUSB
R-0R-0
15131287540
ReservedRXReservedTX
R-0R-0R-0R-0
LEGEND:R=Readonly;-n=valueafterreset
Table24.USBInterruptMaskRegister(INTMSKR)FieldDescriptions
BitFieldValueDescription
31-25Reserved0Reserved
24-16USB0-1FFhUSBinterruptsourcemasks
ContainsthemasksoftheinterruptsourcesgeneratedbytheUSBcore(nottheDMA).Thesemasks
areusedtoenableordisableinterruptsourcesappearingasmaskedinterrupts
15-13Reserved0Reserved
12-8RX1FhReceiveendpointinterruptsourcemasks
ContainsthemasksoftheinterruptsourcesgeneratedbytheUSBcore(nottheDMA).Thesemasks
areusedtoenableordisableinterruptsourcesappearingasmaskedinterrupts.
7-5Reserved0Reserved
4-0TX0-FhTransmitendpointinterruptsourcemasks
ContainsthemasksoftheinterruptsourcesgeneratedbytheUSBcore(nottheDMA).Thesemasks
areusedtoenableordisableinterruptsourcesappearingasmaskedinterrupts.
UniversalSerialBus(USB)Controller 88SPRUGH3–November2008
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