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Chapter 13
Serial Interface 2
Transmission and Reception
As data is received at the opposite edge of transmission data, set the polarity of the reception data input edge to
the opposite of the transmission data output edge. Then, set to "without start condition" when performing trans-
mission and reception at the same time. Failure to do so may cause improper communication.
SBT2 pin
SBI2 pin
SBO2 pin
Figure:13.3.13 Transmission/Reception Timing (Reception: Rising Edge, Transmission: Falling Edge)
SBT2 pin
SBI2 pin
SBO2 pin
Figure:13.3.14 Transmission/Reception Timing (Reception: Falling Edge, Transmission: Rising Edge)
XIII - 22
Operation
Data is received in synchronization with the rising edge of clock.
Data is sent in synchronization with the falling edge of clock.
Data is received in synchronization with the falling edge of clock.
Data is sent in synchronization with the rising edge of clock.
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