Update app note text
* Here is a list of some events, which may be read from ESP device without triggering any command:
*
* - Received network data `+IPD`
- * - Station just disconnected from access point `WIFI DISCONNECT`
- * - Station just connected to access point `WIFI CONNECTED`
+ * - Connection just active `+LINK_CONN`
+ * - Station disconnected from access point `WIFI DISCONNECT`
+ * - Station connected to access point `WIFI CONNECTED`
* - ...
*
* All these commands must be reported to user. To do this, callback is triggered to notify user.
*
* \subsection subsect_blocking Blocking mode
*
- * When blocking mode is selected, function will block execution until response is received
- * and user has immediate result so linear code execution may be applied:
+ * When blocking mode is selected, function will block thread execution until response is received
+ * and ready for further processing. When the function returns, user has known result from ESP device.
+ * Linear programming style may be applied.
*
* \include _example_blocking_pseudo.c
*
