RX610 Group
10. ICU
R01UH0032EJ0120 Rev.1.20
Page 255 of 1006
Feb 20, 2013
Software preventive
measures
Transmit/receive
interrupt
End
Determine
internal source in
communication*1
Set IRi.IR to 1
Yes
No
Multiple-interrupt
disabled
Set PSW.I to 1*2
Communication
Function
SCI
RIIC
Receive Buffer Full Flag
SSR.RDRF=1
ICSR2.RDRF=1
Transmit Buffer Empty Flag
SSR.TDRE=1
ICSR2.TDRE=1
Note 1. Determination of internal source in communication
Note 2. This step is not required when multiple-interrupt is not used.
Figure 10.10 Flowchart for Measures with DISEL = 1