Small fixes in millis()

Fixes on the millis page sections and example code description.

Author: robsoncouto

Language/Functions/Time/millis.adoc

@@ -4,20 +4,15 @@ categories: [ "Functions" ]
 subCategories: [ "Time" ]
 ---
 
-
-
-
-
 = millis()
 
-
 // OVERVIEW SECTION STARTS
 [#overview]
 --
 
 [float]
 === Description
-Returns the number of milliseconds since the Arduino board began running the current program. This number will overflow (go back to zero), after approximately 50 days.
+Returns the number of milliseconds passed since the Arduino board began running the current program. This number will overflow (go back to zero), after approximately 50 days.
 [%hardbreaks]
 
 
@@ -28,11 +23,11 @@ Returns the number of milliseconds since the Arduino board began running the cur
 
 [float]
 === Parameters
-Nothing
+None
 
 [float]
 === Returns
-Number of milliseconds since the program started (unsigned long)
+Number of milliseconds passed since the program started (unsigned long)
 
 --
 // OVERVIEW SECTION ENDS
@@ -47,7 +42,7 @@ Number of milliseconds since the program started (unsigned long)
 [float]
 === Example Code
 // Describe what the example code is all about and add relevant code   ►►►►► THIS SECTION IS MANDATORY ◄◄◄◄◄
-The code reads the milllisecond since the Arduino board began.
+This example code prints on the serial port the number of milliseconds passed since the Arduino board started running the code itself.
 
 [source,arduino]
 ----
@@ -68,7 +63,7 @@ void loop() {
 
 [float]
 === Notes and Warnings
-Please note that the return value for millis() is an unsigned long, logic errors may occur if a programmer tries to do arithmetic with smaller data types such as int's. Even signed long may encounter errors as its maximum value is half that of its unsigned counterpart.
+Please note that the return value for millis() is of type `unsigned long`, logic errors may occur if a programmer tries to do arithmetic with smaller data types such as `int`. Even signed `long` may encounter errors as its maximum value is half that of its unsigned counterpart.
 
 --
 // HOW TO USE SECTION ENDS