A serial data transmission unit which can freely set a holding interval T of {HEAD ~ the final bit} of {TAIL ~ transmitted data} 
A serial data transmission unit which can freely set a holding interval T of { HEAD ~ the final bit } of { TAIL ~ transmitted data }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL