SPRUJB3 March 2024 AM67 , AM67A , TDA4AEN-Q1 , TDA4VEN-Q1
The procedure depends upon whether the device is operating in RC or EP Mode. In either case, the PCIe subsystem can be loopback initiator or loopback target as outlined in PCIe specifications. A loopback initiator is the component requesting loopback and transmitting the data. A loopback target is the component looping back the data.