Update digitalWrite.adoc

A small change in the last sentence before the code. The proposed text changes are OK.

Author: SimonePDA

Language/Functions/Digital IO/digitalWrite.adoc

@@ -57,7 +57,7 @@ Nothing
 [float]
 === Example Code
 // Describe what the example code is all about and add relevant code   ►►►►► THIS SECTION IS MANDATORY ◄◄◄◄◄
-The code makes the digital pin 13 an `OUTPUT` and toggles it by alternating between `HIGH` and `LOW`.
+The code makes the digital pin 13 an `OUTPUT` and toggles it by alternating between `HIGH` and `LOW` at one second pace.
 
 //[source,arduino]
 ----