RL78/G10 CHAPTER 12 SERIAL ARRAY UNIT
R01UH0384EJ0311 Rev. 3.11 370
Dec 22, 2016
Figure 12-71. Procedure for Stopping UART Transmission
Starting setting to stop
Stop setting is completed
Write 1 to the ST0n bit of the target channel.
(SE0n = 0 : to operation stop status)
The master transmission is stopped.
Go to the next processing.
Set the SOE0n bit to 0 and stop the output of
the target channel.
Writing to the ST0 register
Changing setting of the SOE0 register
TSF0n = 0?
If there is any data being transferred, wait for
their completion.
(If there is an urgent must stop, do not wait)
Yes
No
The level of the serial data (SO0n) on the
target channel can be changed if necessitated
by an emergency.
Reset the serial array unit by stopping the
clock supply to it.
Changing setting of the SO0 register
Setting the PER0 register
(Essential)
(Selective)
(Essential)
(Selective)
(Selective)
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