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ESP-IDF_Robot/tutorial/docs/source/data.rst

@@ -21,4 +21,9 @@ It's intended to be sent from a transmitting device (like a remote control or ma
     } __attribute__((packed)) sensors_data_t;
 
 Struct Walkthrough
-^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^
+
+*x_axis* and *y_axis* fields capture analog input from a joystick, determining direction and speed.
+*nav_bttn* represents a joystick push-button.
+
+*led* allows the transmitter to toggle an onboard LED and is used for status indication (e.g. pairing, battery warning, etc).