J.1.2.3
Other phases
Initialization phase:
Negotiation phase:
Power-on phase:
Termination phase:
This phase includes both power-on initialization and host-driven
interface reset.
Signal handshaking to change the signaling method from Compatibility
Mode to Nibble, Byte or other such modes.
This phase includes power-on initialization for both devices.
A host-initiated transition phase in which the interface is changed from
Nibble, Byte or other such Mode to Compatibility Mode.