At the termination of a previous detection by the decoder 14, the output buffer 62 will have provided a momentary RESET signal, having a low logic level, to the clear inputs of {TAIL ~ flip flops} 122, 126 to clear flip flops 122, 126 to {HEAD ~ their K states} wherein the signals on the outputs thereof are at a low logic level 
At the termination of a previous detection by the decoder 14 , the output buffer 62 will have provided a momentary RESET signal , having a low logic level , to the clear inputs of { TAIL ~ flip flops } 122 , 126 to clear flip flops 122 , 126 to { HEAD ~ their K states } wherein the signals on the outputs thereof are at a low logic level
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