TMS320x2833x, 2823x Enhanced Quadrature Encoder Pulse Module Reference Guide(1).pdfVIP免费

TMS320x2833x,2823xEnhancedQuadratureEncoderPulse(eQEP)ModuleReferenceGuideLiteratureNumber:SPRUG05AAugust2008–RevisedDecember20082SPRUG05A–August2008–RevisedDecember2008SubmitDocumentationFeedbackContentsPreface........................................................................................................................................61Introduction.........................................................................................................................82Description........................................................................................................................102.1EQEPInputs.............................................................................................................112.2FunctionalDescription..................................................................................................112.3eQEPMemoryMap.....................................................................................................123QuadratureDecoderUnit(QDU)...........................................................................................143.1PositionCounterInputModes.........................................................................................143.2eQEPInputPolaritySelection.........................................................................................173.3Position-CompareSyncOutput........................................................................................174PositionCounterandControlUnit(PCCU)............................................................................174.1PositionCounterOperatingModes....................................................................................174.2PositionCounterLatch..................................................................................................204.3PositionCounterInitialization..........................................................................................224.4eQEPPosition-compareUnit.............................