P pin will wake-up the system from Standby. Alternatively, an external RESET of the board will lead to a system wake-up as well.The application needs to ensure that the SysTick</p>
<p>After wake-up from Standby mode, program execution restarts in the same way as after a RESET and LED1 restarts toggling.</p>
<p>Two leds LED1 and LED3 are used to monitor the system state as follows:</p>
<ul>
<li>LED3 ON: configuration failed (system will go to an infinite loop)</li>
<li>LED1 toggling: system in Run mode</li>
