Filter
Top Products
www.ti.com
2.9.2TerminalFunctions
TMS320C6727,TMS320C6726,TMS320C6722
Floating-PointDigitalSignalProcessors
SPRS268E–MAY2005–REVISEDJANUARY2007
Table2-12,theTerminalFunctionstable,identifiestheexternalsignalnames,theassociatedpin/ball
numbersalongwiththemechanicalpackagedesignator,thepintype(I,O,IO,OZ,orPWR),whetherthe
pin/ballhasanyinternalpullup/pulldownresistors,whetherthepin/ballisconfigurableasanIOinGPIO
mode,andafunctionalpindescription.
Table2-12.TerminalFunctions
GDH/
SIGNALNAMERFPTYPE
(1)
PULL
(2)
GPIO
(3)
DESCRIPTION
ZDH
ExternalMemoryInterface(EMIF)AddressandControl
EM_A[0]91J16O-N
EM_A[1]89J15O-N
EM_A[2]88K15O-N
EM_A[3]86L16O-N
EM_A[4]84L15O-N
EM_A[5]83M16O-N
EM_A[6]80M15O-NEMIFAddressBus
EM_A[7]79N16O-N
EM_A[8]76N15O-N
EM_A[9]75P16O-N
EM_A[10]93H15O-N
EM_A[11]74P15O-N
EM_A[12]-P12OIPDN
EM_BA[0]96G15O-N
SDRAMBankAddressandAsynchronousMemory
Low-OrderAddress
EM_BA[1]94H16O-N
EM_CS[0]97F15O-NSDRAMChipSelect
EM_CS[2]100E15O-NAsynchronousMemoryChipSelect
EM_CAS37R3O-NSDRAMColumnAddressStrobe
EM_RAS98F16O-NSDRAMRowAddressStrobe
EM_WE38T3O-NSDRAM/AsynchronousWriteEnable
EM_CKE71T14O-NSDRAMClockEnable
EM_CLK70R14O-NEMIFOutputClock
EM_WE_DQM[0]39R4O-NWriteEnableorByteEnableforEM_D[7:0]
EM_WE_DQM[1]67T13O-NWriteEnableorByteEnableforEM_D[15:8]
EM_WE_DQM[2]-P13OIPUNWriteEnableorByteEnableforEM_D[23:16]
EM_WE_DQM[3]-R15OIPUNWriteEnableorByteEnableforEM_D[31:24]
EM_OE104D15O-NSDRAM/AsynchronousOutputEnable
EM_RW102E16O-NAsynchronousMemoryRead/notWrite
AsynchronousWaitInput(ProgrammablePolarity)or
EM_WAIT-D14IIPUN
Interrupt(NAND)
(1)TYPEcolumnreferstopindirectioninfunctionalmode.Ifapinhasmorethanonefunctionwithdifferentdirections,thefunctionsare
separatedwithaslash(/).
(2)PULLcolumn:
IPD=InternalPulldownresistor
IPU=InternalPullupresistor
(3)IftheGPIOcolumnis'Y',theninGPIOmode,thepinisconfigurableasanIOunlessotherwisemarked.
SubmitDocumentationFeedbackDeviceOverview21