Renesas RL78/I1D Application Note page 39

RL78/I1D
4.7.22. 12-bit interval timer interrupt processing
Figure 4.26 shows the flowchart of the 12-bit interval timer interrupt processing.
R01AN3597EJ0100 Rev.1.00
Jan. 31, 2017
r_it_interrupt
Variable
state
g_flash_mode
_00_FLASHMODE_LV
(LV mode)
P6.0(LED0): Turning off
P6.1(LED1): Turning on
_01_FLASHMODE_LS_0
(LS normal mode)
P6.0(LED0): Turning on
P6.1(LED1): Turning off
_02_FLASHMODE_LS_1
(LS low consumption mode)
P6.0(LED0): blinking (high speed)
P6.1(LED1): Turning off
_04_FLASHMODE_HS
(HS mode)
P6.0(LED0): Turning on
P6.1(LED1): Turning on
_08_FLASHMODE_LP
(LP mode)
P6.0(LED0): Blinking (low speed)
P6.1(LED1): Turning off
_10_FLASHMODE_HS_ERROR
(HS error mode)
P6.0(LED0): Blinking (super high speed)
P6.1(LED1): Blinking (super high speed)
default:
Blinking (low speed)
Blinking (high speed)
Blinking (super high speed): Off
return
Figure 4.26 12-bit interval timer interrupt processing
Operation state switching IAR
: Off On or On Off in 400ms interval.
: Off On or On Off in 200ms interval.
On or On Off in 100ms interval.
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