TMS320DM642GDK720_集成电路资料查询网

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2.3memorymapsummary

TMS320DM642

video/imagingfixed-pointdigitalsignalprocessor

SPRS200J–JULY2002–REVISEDAUGUST2005

table2-3showsthememorymapaddressrangesofthedm642device.internalmemoryisalways

locatedataddress0andcanbeusedasbothprogramanddatamemory.theexternalmemoryaddress

rangesinthedm642devicebeginatthehexaddresslocation0x80000000foremifa.

table2-3.tms320dm642memorymapsummary

BLOCKSIZE

MEMORYBLOCKDESCRIPTIONHEXADDRESSRANGE

(字节)

internalram(l2)256k00000000–0003ffff

Reserved768K00040000–000FFFFF

Reserved23M00100000–017FFFFF

externalmemoryinterfacea(emifa)registers256k01800000–0183ffff

L2Registers256K01840000–0187FFFF

HPIRegisters256K01880000–018BFFFF

McBSP0Registers256K018C0000–018FFFFF

McBSP1Registers256K01900000–0193FFFF

Timer0Registers256K01940000–0197FFFF

Timer1Registers256K01980000–019BFFFF

InterruptSelectorRegisters256K019C0000–019FFFFF

EDMARAMandEDMARegisters256K01A00000–01A3FFFF

Reserved512K01A40000–01ABFFFF

Timer2Registers256K01AC0000–01AFFFFF

GP0Registers256K–4K01B00000–01B3EFFF

DeviceConfigurationRegisters4K01B3F000–01B3FFFF

I2C0DataandControlRegisters16K01B40000–01B43FFF

Reserved32K01B44000–01B4BFFF

McASP0ControlRegisters16K01B4C000–01B4FFFF

Reserved192K01B50000–01B7FFFF

Reserved256K01B80000–01BBFFFF

Emulation256K01BC0000–01BFFFFF

PCIRegisters256K01C00000–01C3FFFF

VP0Control16K01C40000–01C43FFF

VP1Control16K01C44000–01C47FFF

VP2Control16K01C48000–01C4BFFF

VICControl16K01C4C000–01C4FFFF

Reserved192K01C50000–01C7FFFF

EMACControl4K01C80000–01C80FFF

EMACWrapper8K01C81000–01C82FFF

EWRAPRegisters2K01C83000–01C837FF

MDIOControlRegisters2K01C83800–01C83FFF

reserved3.5m01c84000–01ffffff

QDMARegisters5202000000–02000033

Reserved928M–5202000034–2FFFFFFF

McBSP0Data64M30000000–33FFFFFF

McBSP1Data64M34000000–37FFFFFF

Reserved64M38000000–3BFFFFFF

McASP0Data1M3C000000–3C0FFFFF

Reserved64M–1M3C100000–3FFFFFFF

DeviceOverview

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www.德州仪器.com 2.3memorymapsummary TMS320DM642 video/imagingfixed-pointdigitalsignalprocessor SPRS200J–JULY2002–REVISEDAUGUST2005 table2-3showsthememorymapaddressrangesofthedm642device.internalmemoryisalways locatedataddress0andcanbeusedasbothprogramanddatamemory.theexternalmemoryaddress rangesinthedm642devicebeginatthehexaddresslocation0x80000000foremifa. table2-3.tms320dm642memorymapsummary BLOCKSIZE MEMORYBLOCKDESCRIPTIONHEXADDRESSRANGE (字节) internalram(l2)256k00000000–0003ffff Reserved768K00040000–000FFFFF Reserved23M00100000–017FFFFF externalmemoryinterfacea(emifa)registers256k01800000–0183ffff L2Registers256K01840000–0187FFFF HPIRegisters256K01880000–018BFFFF McBSP0Registers256K018C0000–018FFFFF McBSP1Registers256K01900000–0193FFFF Timer0Registers256K01940000–0197FFFF Timer1Registers256K01980000–019BFFFF InterruptSelectorRegisters256K019C0000–019FFFFF EDMARAMandEDMARegisters256K01A00000–01A3FFFF Reserved512K01A40000–01ABFFFF Timer2Registers256K01AC0000–01AFFFFF GP0Registers256K–4K01B00000–01B3EFFF DeviceConfigurationRegisters4K01B3F000–01B3FFFF I2C0DataandControlRegisters16K01B40000–01B43FFF Reserved32K01B44000–01B4BFFF McASP0ControlRegisters16K01B4C000–01B4FFFF Reserved192K01B50000–01B7FFFF Reserved256K01B80000–01BBFFFF Emulation256K01BC0000–01BFFFFF PCIRegisters256K01C00000–01C3FFFF VP0Control16K01C40000–01C43FFF VP1Control16K01C44000–01C47FFF VP2Control16K01C48000–01C4BFFF VICControl16K01C4C000–01C4FFFF Reserved192K01C50000–01C7FFFF EMACControl4K01C80000–01C80FFF EMACWrapper8K01C81000–01C82FFF EWRAPRegisters2K01C83000–01C837FF MDIOControlRegisters2K01C83800–01C83FFF reserved3.5m01c84000–01ffffff QDMARegisters5202000000–02000033 Reserved928M–5202000034–2FFFFFFF McBSP0Data64M30000000–33FFFFFF McBSP1Data64M34000000–37FFFFFF Reserved64M38000000–3BFFFFFF McASP0Data1M3C000000–3C0FFFFF Reserved64M–1M3C100000–3FFFFFFF DeviceOverview 13

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