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<h2><b>PWR_STANDBY Example Description</b></h2>
<p>How to enter the Standby mode and wake up from this mode by using an external reset or the WKUP pin.</p>
<p>In the associated software, the system clock is set to 250 MHz, an EXTI line is connected to the USER push-button thrum PC.13 and configured to generate an interrupt on falling edge. The SysTick is programmed to generate an interrupt each 1 ms and in the SysTick interrupt handler, LED1 is toggled in order to indicate wheth