The present invention relates to circuits that are used to change the logic levels from those useful of one family of devices to those useful of another family of devices to effect communication between {HEAD ~ devices} of {TAIL ~ these two families} 
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The present invention relates to circuits that are used to change the logic levels from those useful of one family of devices to those useful of another family of devices to effect communication between { HEAD ~ devices } of { TAIL ~ these two families }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL