126.96.36.199.3. Gen3 Transmitter Electrical Idle Generation
In the PIPE 3.0-based interface, you can place the transmitter in electrical idle during low power states. Before the transmitter enters electrical idle, you must send the Electrical Idle ordered set, consisting of 16 symbols with value 0x66. During electrical idle, the transmitter differential and common mode voltage levels are based on the PCIe* Base Specification 3.0.
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