UM1510 Datasheet, PDF (38/69 Pages) STMicroelectronics – STM32L152D-EVAL demonstration firmware

Running the demonstration
Figure 43. Run 1MHz Mode display submenu
Run at MSI 1MHz and
all peripheral ON
IDD: xxx,xxx mA
To exit press
Joystick
UM1510
The I_DD value is displayed on the LCD screen until the joystick push-button is pressed. Once
the joystick push-button is pressed, the MCU exits the IDD RUN 1MHz Mode submenu, the
STM32L message is displayed on the LCD Glass and the message shown in Figure 41 is
displayed on the LCD screen.
● If the IDD RUN LP Mode submenu is selected, the RUN LP message is displayed on
the LCD Glass and the message shown in Figure 44 is displayed on the LCD screen.
Press SEL push-button to keep RTC peripheral ON during RUN LP mode, else press
any other key push-button to stop RTC during this mode. Once pressed, the message
shown in Figure 45 is displayed on the LCD. The MCU enters in Run LP mode and
waits for the rising edge on PA0 that can be generated by the external counter to exit
the MCU from Run LP.
Figure 44. RTC ON or OFF Selection submenu
RTC ON or OFF
ON: Press SEL
OFF: Press any Key
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Doc ID 022713 Rev 1