RL78/F13, F14 CHAPTER 15 SERIAL ARRAY UNIT
R01UH0368EJ0210 Rev.2.10 880
Dec 10, 2015
Figure 15-62. Flowchart of Slave Reception (in Single-Reception Mode)
Remark m: Unit number (m = 0, 1), n: Channel number (n = 0, 1), mn = 00, 01, 10, 11
Starting CSI communication
Port manipulation
Setting the SAU1EN and SAUmEN bits of the
PER0 register to 1
Setting transfer rate with the SPSm register
No
Writing 1 to the SSmn bit
Transfer end interrupt
generated?
Reading the SDRmn register
Setting the SAU1EN and SAU0EN bits of the
PER0 register to 0
End of communication
No
Starting reception
Reception completed?
Writing 1 to the STmn bit
Yes
Yes
Specify the initial settings while the
SEmn bit is 0.
SMRmn, SCRmn: Setting communication
SDRmn[15:9]: Setting 0000000B
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