Texas Instruments TMS320DM643 Computer Hardware User Manual


 
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DDR_CLK
DDR_CKE
DDR_CS
DDR_RAS
DDR_WE
DDR_A[12,11, 9:0]
DDR_BA[2:0]
DDR_DQM[3:0]
DEAC
DDR_A[10]
DDR_CAS
DDR_CLK
PeripheralArchitecture
TheDEACcommandclosesasinglebankofmemoryspecifiedbythebankselectsignals.Figure6shows
thetimingsdiagramforaDEACcommand.
Figure6.DEACCommand
SPRU986BNovember2007DDR2MemoryController15
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