Starting setting for resumption
Completing resumptione setting
Wait until stop the communication target or
communication operation completed
Set the initial output level of the serial data (SOmn).
Set the SOEmn bit to 1 and enable output.
Enable data output of the target channel by setting a port
register and a port mode register.
Set the SSmn bit of the target channel to 1
(SEmn bit = 1: to enable operation).
(Selective)
Communication target
is ready ?
No
Yes
(Selective)
(Selective)
(Essential)
Changing setting of the SPSm
register
Changing setting of the SMRmn
register
Changing setting of the SCRmn
register
Changing setting of the SOm
register
Changing setting of the SOEm
register
Port manipulation
Writing to the SSm register
Port manipulation
(Essential)
(Selective)
(Selective)
(Selective)
(Selective)
Disable data output of the target channel by setting a port
mode register.
Re-set the register to change the operation clock setting.
Re-set the register to change serial mode register mn
(SMRmn) setting.
Re-set the register to change the serial communication
operation setting register mn (SCRmn) setting.
Re-set the register to change serial output level register
m (SOLm) setting.
(Essential)
(Selective)
Setting is completed.
Set transmit data to the SDRmn [7:0] bits (TXDq register)
(8 bits) or the SDRmn [8:0] bits (9 bits) and start
communication.
Changing setting of the SOLm
register
Changing setting of the SDRmn
register
Re-set the register to change the transfer baud rate
setting (setting the transfer clock by dividing
the operation clock (f
MCK
)).
Changing setting of the SOEm
register
Clear the SOEmn bit to 0 and stop output.
(Essential)
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