{HEAD ~ An insertion advisory signal} is transmitted from {TAIL ~ the controller} to the device driver for the PCMCIA device in response to the device insertion signal 
is transmitted from
{ HEAD ~ An insertion advisory signal } is transmitted from { TAIL ~ the controller } to the device driver for the PCMCIA device in response to the device insertion signal
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH