A.11.5. Read address channel signals

Table A.31 shows the read address channel signals for the ACP interface.

Table A.31. Read address channel signals

SignalTypeDescription
ARREADYSOutput

Read address ready.

ARVALIDSInput

Read address valid.

ARIDS[4:0]Input

Read request ID.

ARADDRS[43:0]Input

Read address.

ARLENS[7:0]Input

Read burst length.

ARCACHES[3:0]Input

Read cache type.

ARUSERS[1:0]Input

Read attributes:

[1]

Outer Shareable.

[0]

Inner Shareable.

See ACP ARUSER and AWUSER signals.

ARPROTS[2:0]Input

Read protection type.


Note

The ACP interface uses the AXI4 defined default values for the following input signals:

0b100

ARSIZES[2:0].

0b01

ARBURSTS[1:0].

0b0

ARLOCKS.

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