Applies to:AMBA AHB

At the start of the address phase of every transfer the arbiter will sample the HLOCK signal of the master that is about to start driving the address bus and if HLOCK is asserted at this point then HMASTLOCK will be asserted by the arbiter for the duration of the address phase of the transfer.

See also:

• AMBA 2.0 Specification
• When should a master assert and deassert the HLOCK signal for a locked transfer?
• When will the arbiter grant another master after a locked transfer?
• Can a master deassert HLOCK during a burst?

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