UPD78F0411GA-GAM-AX Datasheet, PDF (363/564 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 14 SERIAL INTERFACE UART6
Figure 14-18 shows an example of the continuous transmission processing flow.
Figure 14-18. Example of Continuous Transmission Processing Flow
Set registers.
Write TXB6.
Transfer
executed necessary ^Yes
number of times?
No
Read ASIF6
No
TXBF6 = 0?
Yes
Write TXB6.
Transmission
No
completion interrupt
occurs?
Yes
Transfer
executed necessary
Yes
number of times?
No
Read ASIF6
No
TXSF6 = 0?
Yes
CompletYioensof
transmission processing
Remark TXB6: Transmit buffer register 6
ASIF6: Asynchronous serial interface transmission status register 6
TXBF6: Bit 1 of ASIF6 (transmit buffer data flag)
TXSF6: Bit 0 of ASIF6 (transmit shift register data flag)
User’s Manual U18698EJ1V0UD
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