NEC 78K0 User Manual page 311

(4) Output value of SO10 pin (last bit)
After communication has been completed, the SO10 pin holds the output value of the last bit.
(1) Type 1; when CKP10 = 0 and DAP10 = 0 (or CKP10 = 1, DAP10 = 0)
SCK10
Writing to SOTB10 or
reading from SIO10
SOTB10
SIO10
Output latch
SO10
(2) Type 2; when CKP10 = 0 and DAP10 = 1 (or CKP10 = 1, DAP10 = 1)
SCK10
Writing to SOTB10 or
reading from SIO10
SOTB10
SIO10
Output latch
SO10
CHAPTER 14 SERIAL INTERFACE CSI10
Figure 14-8. Output Value of SO10 Pin (Last Bit)
User's Manual U16227EJ2V0UD
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Last bit
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Last bit
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