RL78/F13, F14 CHAPTER 15 SERIAL ARRAY UNIT
R01UH0368EJ0210 Rev.2.10 949
Dec 10, 2015
Figure 15-114. Procedure for Stopping Slave Transmission/Reception
Remarks 1. Even after communication is stopped, the pin level is retained. To resume the operation, re-set serial
output register m (SOm) (see Figure 15-115 Procedure for Resuming Slave
Transmission/Reception).
2. m: Unit number (m = 0, 1), n: Channel number (n = 0, 1), p: CSI number (p = 00, 01, 10, 11),
mn = 00, 01, 10, 11
Starting setting to stop
Stopping communication
Write 1 to the STmn bit of the target
channel.
Stop communication in midway.
Changing setting of the SOEm register
Set the SOEmn bit to 0 and stop the
output of the target channel.
Setting the STm register