The external slaves 7a 7n, receiving {HEAD ~ the transmission clock signal} SCLKO, each latch the transmitted data TXD at the negating edges NG of {TAIL ~ the transmission clock signal} SCLKO 
The external slaves 7a 7n , receiving { HEAD ~ the transmission clock signal } SCLKO , each latch the transmitted data TXD at the negating edges NG of { TAIL ~ the transmission clock signal } SCLKO
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH