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AXI channel handshake process

for a VALID before READY handshake process in AXI channel, AXI reference manual states that "A source is not permitted to wait until READY is asserted before asserting VALID"

Guide me with this statement.

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Colin Campbell over 4 years ago +1 verified

It is there to avoid a deadlock on the channel. If the source waits for READY assertion before asserting VALID, and the destination waits for VALID assertion before asserting READY, nothing will happen...