ork Espconn APIs : Network espconn APIs</li>
<li>ESP-NOW APIs : ESP-NOW APIs</li>
<li>Mesh APIs : Mesh APIs</li>
<li>Driver APIs : Driver APIs<ul>
<li>PWM Driver APIs : PWM driver APIs</li>
<li>UART Driver APIs : UART driver APIs</li>
<li>GPIO Driver APIs : GPIO driver APIs</li>
<li>SPI Driver APIs : SPI Flash APIs</li>
<li>Hardware timer APIs : Hardware timer APIs</li>
</ul>
</li>
</ul>
<p>void user_init(void) is the entrance function of the application. </p><dl class="section attention"><dt>Attention</dt>