Removed #include "extras/PwmPin.h" from all Tutorial Examples

Since PwmPin.h is already included in HomeSpan.h, there is no reason to separately include it in user sketches.

examples/06-DimmableLED/06-DimmableLED.ino

@@ -50,12 +50,11 @@ void setup() {
   // As usual, all previous comments have been deleted and only new changes from the previous example are shown.
 
   // NOTE: The Arduino/ESP32 code base does not include the function analogWrite() which is typically used to create a PWM
-  // output to drive the brightness of an LED.  The ESP32 code base itself includes a set of functions to create PWM output
+  // output to drive the brightness of an LED.  Instead, the ESP32 code base itself includes a set of functions to create PWM output
-  // and the ESP32 chip has built-in PWM functionality specifically for this purpose.  There are numerous libraries
+  // and the ESP32 chip has built-in PWM functionality specifically for this purpose.
-  // you can download that mimics or reproduces analogWrite() in some form or another.  HomeSpan conveniently comes with
+  
-  // its own version of a wrapper around the ESP32 PWM classes that make it very easy to define LED pins, and set the
+  // HomeSpan wraps all of this PWM functionality into a single integrated class called LedPin, making it very easy to define
-  // PWM level (or duty cycle) from 0-100%.  These functions are encapsualted in the LedPin class, as defined in
+  // dimmable LED pins and set the PWM level (i.e. duty cycle) from 0-100%.  Use of this LedPin class is shown in DEV_DimmableLED.
-  // extras/PwmPin.h.  We will include this file in our updated DEV_LED.h for use with DEV_DimmableLED.
   
   Serial.begin(115200);
 

examples/06-DimmableLED/DEV_LED.h

@@ -3,8 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // NEW! Include this HomeSpan "extra" to create LED-compatible PWM signals on one or more pins
-
 struct DEV_LED : Service::LightBulb {               // ON/OFF LED
 
   int ledPin;                                       // pin number defined for this LED

examples/07-AccessoryNames/DEV_LED.h

@@ -3,8 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // NEW! Include this HomeSpan "extra" to create LED-compatible PWM signals on one or more pins
-
 struct DEV_LED : Service::LightBulb {               // ON/OFF LED
 
   int ledPin;                                       // pin number defined for this LED

examples/08-Bridges/DEV_LED.h

@@ -3,8 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // allows PWM control of LED brightness
-
 struct DEV_LED : Service::LightBulb {               // ON/OFF LED
 
   int ledPin;                                       // pin number defined for this LED

examples/09-MessageLogging/DEV_LED.h

@@ -3,8 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // allows PWM control of LED brightness
-
 struct DEV_LED : Service::LightBulb {               // ON/OFF LED
 
   int ledPin;                                       // pin number defined for this LED

examples/10-RGB_LED/DEV_LED.h

@@ -3,10 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // library of various PWM functions
-
-////////////////////////////////////
-
 struct DEV_LED : Service::LightBulb {               // ON/OFF LED
 
   int ledPin;                                       // pin number defined for this LED

examples/15-RealPushButtons/DEV_LED.h

@@ -3,10 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // library of various PWM functions
-
-////////////////////////////////////
-
 struct DEV_DimmableLED : Service::LightBulb {       // Dimmable LED
 
   // This version of the Dimmable LED Service is similar to the one last used in Example 11, but now includes support for 3 physical PushButtons

examples/18-SavingStatus/DEV_LED.h

@@ -3,10 +3,6 @@
 //   DEVICE-SPECIFIC LED SERVICES //
 ////////////////////////////////////
 
-#include "extras/PwmPin.h"                          // library of various PWM functions
-
-////////////////////////////////////
-
 struct DEV_DimmableLED : Service::LightBulb {       // Dimmable LED
 
   // This version of the Dimmable LED Service includes a PushButton that can be used to turn on/off the LED.  Status of both the

src/HomeSpan.h

@@ -45,6 +45,10 @@
 
 #include "extras/Blinker.h"
 #include "extras/Pixel.h"
+#include "extras/RFControl.h"
+#include "extras/PwmPin.h"
+#include "extras/StepperControl.h"
+
 #include "Settings.h"
 #include "Utils.h"
 #include "Network.h"
@@ -52,8 +56,6 @@
 #include "HapQR.h"
 #include "Characteristics.h"
 
-#include "extras/StepperControl.h"
-
 using std::vector;
 using std::unordered_map;
 using std::list;

src/src/extras/StepperControl.h

@@ -106,8 +106,9 @@ class StepperControl {
 //////////////////////////
 
 #include "Stepper_UNIPOLAR.h"
-#include "Stepper_TB6612.h"
+#include "Stepper_TB6612.h"     // https://www.adafruit.com/product/2448
-#include "Stepper_A3967.h"
+#include "Stepper_A3967.h"      // https://www.sparkfun.com/products/12779
+
 
 struct Stepper_UNL2003 : Stepper_UNIPOLAR {
   Stepper_UNL2003(int IN1, int IN2, int IN3, int IN4, std::pair<uint32_t, uint32_t> taskParams = {1,0}) : Stepper_UNIPOLAR(IN1,IN3,IN2,IN4,taskParams){}

src/src/extras/Stepper_A3967.h

@@ -25,6 +25,8 @@
  *  
  ********************************************************************************/
 
+#pragma once
+
 // Implementation of StepperControl for a Sparkfun A3967 EasyDriver Stepper Motor Driver
 // Breakout Board (https://www.sparkfun.com/products/12779)
 

src/src/extras/Stepper_TB6612.h

@@ -25,6 +25,8 @@
  *  
  ********************************************************************************/
 
+#pragma once
+
 // Implementation of StepperControl for an Adafruit TB6612 1.2A DC/Stepper Motor Driver
 // Breakout Board (https://www.adafruit.com/product/2448)
 

src/src/extras/Stepper_UNIPOLAR.h

@@ -25,6 +25,8 @@
  *  
  ********************************************************************************/
 
+#pragma once
+
 //  Implementation of a basic 4-wire controller for a center-tapped Unipolar Stepper Motor
 //  with two coils (Coil 1 and Coil 2) each having two driving inputs (A and B).
 //

src/src/extras/extras.ino

@@ -28,9 +28,6 @@
 // This is a placeholder .ino file that allows you to easily edit the contents of this files using the Arduino IDE,
 // as well as compile and test from this point.  This file is ignored when the library is included in other sketches.
 
-//#include "Stepper_TB6612.h"   // include the driver for a TB6612 chip
-//#include "Stepper_A3967.h"
-
 #include "StepperControl.h"
 
 StepperControl *bigMotor;