Renesas RL78/G13

RL78/G13 CHAPTER 13 SERIAL INTERFACE IICA
R01UH0146EJ0100 Rev.1.00 735
Sep 22, 2011
Figure 13-24. When Operating as Master Device after Releasing STOP Mode other than by INTIICA0
Executes processing corresponding to the operation to be executed
after checking the operation state of serial interface IICA.
No
Yes
Releases STOP mode by an interrupt other than INTIICA0.
Generates a STOP condition or selects
as a slave device.
START
WUP0 = 1
SPIE0 = 1
Releasing STOP mode
STOP instruction
WUP0 = 0
Reading IICS0
INTIICA0 = 1?
STOP mode state
Waits for 5 clocks.
Wait