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HCS
HAS
HCNTL[1:0]
HR/W
HHWIL
HSTROBE
(A)
HD[15:0]
HRDY
(B)
16
15
37
13
14
16
15
37
13
3
1
2
3
1
2
38
7
4
6
TMS320C6454
Fixed-PointDigitalSignalProcessor
SPRS311A–APRIL2006–REVISEDDECEMBER2006
A.HSTROBEreferstothefollowinglogicaloperationonHCS,HDS1,andHDS2:[NOT(HDS1XORHDS2)]ORHCS.
B.Dependingonthetypeofwriteorreadoperation(HPIDwithoutauto-incrementing;HPIA,HPIC,orHPIDwith
auto-incrementing)andthestateoftheFIFO,transitionsonHRDYmayormaynotoccur.Formoredetailed
informationontheHPIperipheral,seetheTMS320C645xDSPHostPortInterface(HPI)User'sGuide(literature
numberSPRU969).
Figure7-44.HPI16ReadTiming(HASNotUsed,TiedHigh)
SubmitDocumentationFeedbackC64x+PeripheralInformationandElectricalSpecifications169