A.12. AHB Trace Macrocell interface

Table A.12 lists the signals of the AHB Trace Macrocell (HTM) interface

Table A.12. HTM interface

NameDirectionDescription
HTMDHADDR[31:0]Output32-bit address
HTMDHTRANS[1:0]OutputOutput indicates the type of the current data transfer. Can be IDLE, NONSEQUENTIAL, OR SEQUENTIAL.
HTMDHSIZE[1:0] OutputIndicates the size of the access. Can be 8, 16, or 32 bits.
HTMDHBURST[2:0]OutputOutput indicates if the transfer is part of a burst.
HTMDHPROT[3:0]OutputProvides information on the access.
HTMDHWDATA[31:0] Output32-bit write data bus.
HTMDHWRITEOutputWrite not read.
HTMDHRDATA[31:0]OutputRead data bus.
HTMDHREADYOutputReady signal.
HTMDHRESP[1:0]OutputThe transfer response status. OKAY or ERROR.
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