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CHAPTER 17 Serial I/O
Figure 17.4-8 Shift operation start/stop timing by chip select
●
External shift clock mode
Figure 17.4-9 Shift operation start/stop timing by external clock
#0 #1 #2 #3 #4 #5 #6 #7
#0 #1 #2 #3 #4
ST
SIF
SO
SCK
CSAF
SO
SCK
ST
XCS
SIF
XCS
CSAF
At 1 byte Transmission end
At 1 byte Transmission suspend
#0 #1 #2 #3 #4 #5 #6 #7
#0 #1 #2 #3 #4 #5
ST
SIF
SO
SCK
SIF
SO
SCK
ST
At 1 byte Transmission end
At 1 byte Transmission suspend