Usage example

Clear the flag in the interval interrupt of Watchdog timer when the flag is 1.

[GUI setting example]

Watchdog timer

Used

WDT

Used

Watchdog timer operation setting

Used

Operation in HALT/STOP/SNOOZE mode setting

Enabled

Overflow time

136.53 (2^11/fWDT)(ms)

Window open period

100(%)

Enable interval interrupt when 75% + 1/2fIL of overflow time (INTWDTI)

Used

Priority

Low

[API setting example]

r_main.c

void main(void)

{

R_MAIN_UserInit();

/* Start user code. Do not edit comment generated here */

while (1U)

{

/* Restart the watchdog timer */

R_WDT_Restart();

}

/* End user code. Do not edit comment generated here */

}

r_cg_wdt_user.c

/* Start user code for global. Do not edit comment generated here */

volatile uint8_t g_wdt_f;

/* End user code. Do not edit comment generated here */

static void __near r_wdt_interrupt(void)

{

/* Start user code. Do not edit comment generated here */

if(g_wdt_f == 1U)

{

/* Restart the watchdog timer */

R_WDT_Restart();

}

/* End user code. Do not edit comment generated here */

}