Writing dummy data (FFH) to
SIOr (SDRmn[7:0])
Data transfer completed?
Yes
Stop condition generation
Transfer end interrupt
generated?
No
No
Yes
Data reception completed
Data reception
No
Wait for the completion of reception.
(Clear the interrupt request flag)
Address field transmission
completed
Reading SIOr (SDRmn[7:0])
Writing 0 to the SOEmn bit
Last byte received?
Yes
Writing 1 to the SSmn bit
Writing 0 to the TXEmn bit, and
1 to the RXEmn bit
Writing 1 to the STmn bit
Reading receive data, perform processing
(stored in the RAM etc.).
Starting reception operation
Disable output so that not the ACK
response to the last received data.
Operation restart
Set the operation of the channel to receive-
only mode.
Stop operation for rewriting SCRmn register.
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