Figure 42. Rtc Alarm Wakeup Configured; Figure 43. Rtc Alarm Wakeup; Figure 44. Time And Date Configuration Prompt - STMicroelectronics STM32100E-EVAL User Manual

Running the demonstration
Once the alarm has been configured, the red LEDs stop blinking and the system enters
Stop mode. The message shown in

Figure 42. RTC Alarm wakeup configured

After the programmed time has elapsed, the system exits Stop mode. The system clock is
then set to 24 MHz and the application resumes execution. The message shown in
Figure 43

Figure 43. RTC Alarm wakeup

Note: If the time and date have not been set, the message shown in
LCD screen.

Figure 44. Time and Date configuration prompt

34/49
MCU in Stop Mode
Wait For RTC Alarm
is displayed on the LCD screen.
Wakeup by RTC Alarm
Press joystick to
continue...
Time and Date are
not configured,
please go to the
Calendar menu and
set time and Date
parameters. Press
joystick to continue...
Doc ID 18064 Rev 1
Figure 42 is displayed on the LCD.
Stop Mode
UM1011
Figure 44 is displayed on the