A bi stable device 1 wherein said first diode is connected to said first and second inverters such that the anode of said first diode is connected to {HEAD ~ the input} of said first inverter and {TAIL ~ the cathode} of said first diode is connected to the output of said second inverter 
A bi stable device 1 wherein said first diode is connected to said first and second inverters such that the anode of said first diode is connected to { HEAD ~ the input } of said first inverter and { TAIL ~ the cathode } of said first diode is connected to the output of said second inverter
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 HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH