control means for introducing {HEAD ~ dynamic operational signals} to {TAIL ~ the chip} , so as to cause instantaneous operational voltages at selected test points as a function of operation 
control means for introducing { HEAD ~ dynamic operational signals } to { TAIL ~ the chip } , so as to cause instantaneous operational voltages at selected test points as a function of operation
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH