Table A-21 AXI write data response channel signals
Signal Direction Description
BIDM[4:0] Input Write response ID
BREADYM Output Write response ready
BRESPM[1:0] Input Write response
BVALIDM Input Write response valid
Table A-22 AXI read address channel signals
Signal Direction Description
ARADDRM[39:0] Output
Read address.
ARBURSTM[1:0] Output
Read burst type.
ARCACHEM[3:0] Output
Read cache type
ARIDM[5:0] Output Read address ID
ARLENM[7:0] Output
Read burst length
ARLOCKM Output
Read lock type
ARPROTM[2:0] Output
Read protection type
ARREADYM Input
Read address ready
ARSIZEM[2:0] Output
Read burst size
ARVALIDM Output
Read address valid
Table A-23 AXI read data channel signals
Signal Direction Description
RDATAM[127:0] Input Read data
RIDM[5:0] Input Read data ID
RLASTM Input Read data last transfer indication
RREADYM Output Read data ready
RRESPM[1:0] Input Read data response
RVALIDM Input Read data valid
Related information
Arm® AMBA® AXI and ACE Protocol Specification AXI3, AXI4, and AXI4-Lite, and ACE and ACE-Lite
A Signal Descriptions
A.11 AXI interface signals
100236_0100_00_en Copyright © 2015–2017, 2019 Arm Limited or its affiliates. All rights
reserved.
Appx-A-863
Non-Confidential