CHAPTER 10 SERIAL INTERFACE FUNCTION
User’s Manual U14492EJ3V0UD
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Figure 10-4. Continuous Transmission Processing Flow
Set registers
Interrupt occurrence
Wait for interrupt
Required
number of transfers
performed?
Write transmit data to
TXB0 register
Write transmit data to
TXB0 register
When reading
ASIF0 register,
TXBF0 = 0?
When reading
ASIF0 register,
TXSF0 = 1?
When reading
ASIF0 register,
TXSF0 = 0?
No
No
No
No
Yes
Yes
Yes
Yes
End of transmission
processing