Signal Descriptions
ARM DDI 0500D Copyright © 2013-2014 ARM. All rights reserved. A-21
ID021414 Non-Confidential
A.11.9 Coherency data channel handshake signals
Table A-26 shows the coherency data channel handshake signals for the ACE master interface.
A.11.10 Read and write acknowledge signals
Table A-27 shows the read/write acknowledge signals for the ACE master interface.
Table A-26 Coherency data channel handshake signals
Signal Direction Description
CDDATAM[127:0] Output Snoop data
CDLASTM Output Snoop data last transform
CDREADYM Input Slave ready to accept snoop data
CDVALIDM Output Snoop data valid
Table A-27 Read and write acknowledge signals
Signal Direction Description
RACKM Output Read acknowledge
WACKM Output Write acknowledge
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