A.15.3 ETM ATB signals for instruction trace

Details of the ETM ATB signals for instruction trace.

Table A-53 ETM ATB signals for instruction trace

Signal name Type Source/destination Description
AFREADYMIx Output CoreSight™ trace system ATB interface FIFO flush finished
AFVALIDMIx Input ATB interface FIFO flush request
ATBYTESMIx[1:0] Output Size of ATDATA
ATDATAMIx[31:0] Output ATB interface data
ATIDMIx[6:0] Output ATB interface trace source ID
ATREADYMIx Input ATDATA can be accepted
ATVALIDMIx Output ATB interface data valid
SYNCREQIx Input Synchronization request from instruction trace sink
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