UPD78F1502AGK-GAK-AX Datasheet, PDF (543/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 14 SERIAL ARRAY UNIT
Figure 14-70. Procedure for Stopping UART Transmission
Starting setting to stop
Setting STm register
Changing setting of SOEm
register
Write 1 to the STmn bit of the target
channel.
Set the SOEmn bit to 0 and stop the
output.
Stopping communication
Stop communication in midway.
Remark Even after communication is stopped, the pin level is retained. To resume the operation, re-set the SOm
register (see Figure 14-71 Procedure for Resuming UART Transmission).
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Jun 20, 2011