RL78/G10 CHAPTER 12 SERIAL ARRAY UNIT
R01UH0384EJ0311 Rev. 3.11 349
Dec 22, 2016
Figure 12-57. Procedure for Resuming Slave Reception
Starting setting for resumption
Port manipulation
Changing setting of the SPS0 register
Changing setting of the SMR0nH/L register
Port manipulation
Writing to the SS0 register
Disable clock output of the target
channel by setting a port register and a
port mode register.
Re-set the register to change the
operation clock setting.
Re-set the register to change serial
mode register 0n (SMR0nH/L) setting.
Enable clock output of the target channel
by setting a port register and a port
mode register.
Set the SS0n bit of the target channel to 1
(SE0n bit = 1: to enable operation). Wait
for a clock from the master.
(Essential)
(Selective)
(Selective)
(Essential)
(Essential)
Re-set the register to change serial
communication operation setting register
0n (SCR0nH/L) setting.
(Selective)
Changing setting of the SCR0nH/L register
If the OVF flag remain set, clear this
using serial flag clear trigger register 0n
(SIR0n).
(Selective)
Clearing error flag
Completing resumption setting
(Essential)
Yes
No
Wait until stop the communication target
(master)
Completing master
re
arations?
Remark If PER0 is rewritten while stopping the master transmission and the clock supply is stopped, wait until the
transmission target (master) stops or transmission finishes, and then perform initialization instead of
restarting the transmission.
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