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What is the time out limit of response time (2.4) in M8020A Interactive link training? In PCIe Base specification, the response time must be within 500 ns, but the response time of devices will vary by the configuration.

The LTSSM (Link Training and Status State Machine) implements the timeouts as specified in the PCIe specification:

  • Phase 1: 24ms
  • Phase 2: 32ms
  • Phase 3: 24ms