Completed SpanButton()

And finished code for Example 15 to verify SpanButton() works as expected.  To Do: add comments and notes to Example 15.

examples/Tutorials/D-Expert/15-RealPushButtons/15-RealPushButtons.ino

@@ -26,9 +26,8 @@ void setup() {
       new Characteristic::Version("1.1.0");
 
   new SpanAccessory();                                                          
-
     new DEV_Identify("Switched LED","HomeSpan","123-ABC","20mA LED","0.9",0);
-    new DEV_DimmableLED(0,17);    
+    new DEV_DimmableLED(0,17,19,5,18);    
  
 } // end of setup()
 

examples/Tutorials/D-Expert/15-RealPushButtons/DEV_LED.h

@@ -11,21 +11,29 @@ struct DEV_DimmableLED : Service::LightBulb {       // Dimmable LED
 
   PwmPin *pwmPin;                                   // reference to PWM Pin
   int ledPin;                                       // pin number defined for this LED
+  int powerPin;                                     // NEW! pin with pushbutton to turn on/off LED
+  int raisePin;                                     // NEW! pin with pushbutton to increase brightness
+  int lowerPin;                                     // NEW! pin with pushButton to decrease brightness
   int channel;                                      // PWM channel used for this LED (should be unique for each LED)
   SpanCharacteristic *power;                        // reference to the On Characteristic
   SpanCharacteristic *level;                        // reference to the Brightness Characteristic
   
-  DEV_DimmableLED(int channel, int ledPin, ServiceType sType=ServiceType::Regular) : Service::LightBulb(sType){        // // NEW!  modified constructor() method
+  DEV_DimmableLED(int channel, int ledPin, int powerPin, int raisePin, int lowerPin, ServiceType sType=ServiceType::Regular) : Service::LightBulb(sType){
 
     power=new Characteristic::On();     
                 
     level=new Characteristic::Brightness(50);       // Brightness Characteristic with an initial value of 50%
     new SpanRange(5,100,1);                         // sets the range of the Brightness to be from a min of 5%, to a max of 100%, in steps of 1%
 
-    new SpanButton(19);
+    new SpanButton(powerPin);                       // NEW! create new SpanButton to control power on pin number "powerPin"
+    new SpanButton(raisePin,1000);                  // NEW! create new SpanButton to increase brightness on pin number "raisePin"
+    new SpanButton(lowerPin,3000,500);              // NEW! create new SpanButton to decrease brightness on pin number "lowerPin"
 
     this->channel=channel;                          // save the channel number (from 0-15)
     this->ledPin=ledPin;                            // save LED pin number
+    this->powerPin=powerPin;                        // NEW! save power pushbutton pin number
+    this->raisePin=raisePin;                        // NEW! save increase brightness pushbutton pin number
+    this->lowerPin=lowerPin;                        // NEW! save decrease brightness pushbutton pin number
     this->pwmPin=new PwmPin(channel, ledPin);       // configure the PWM channel and attach the specified ledPin
 
     Serial.print("Configuring Dimmable LED: Pin="); // initialization message
@@ -65,13 +73,41 @@ struct DEV_DimmableLED : Service::LightBulb {       // Dimmable LED
 
   void button(int pin, boolean isLong){
 
-    Serial.print("Found button press on pin: ");
+    LOG1("Found button press on pin: ");
-    Serial.print(pin);
+    LOG1(pin);
-    Serial.print("  type: ");
+    LOG1("  type: ");
-    Serial.print(isLong?"LONG":"SHORT");
+    LOG1(isLong?"LONG":"SHORT");
-    Serial.print("\n");
+    LOG1("\n");
+
+    if(pin==powerPin && !isLong){
+      power->setVal(1-power->getVal());
+    } else
     
+    if(pin==powerPin && isLong){
+      if(power->getVal())
+        level->setVal(100);
+      else
+        level->setVal(5);
+    } else
+
+    if(pin==raisePin){
+      int newLevel=level->getVal()+(isLong?10:1);
+      if(newLevel>100)
+        newLevel=100;
+      level->setVal(newLevel);
+    } else
+
+    if(pin==lowerPin){
+      int newLevel=level->getVal()-(isLong?10:1);
+      if(newLevel<5)
+        newLevel=5;
+      level->setVal(newLevel);
+    }
+    
+    pwmPin->set(channel,power->getVal()*level->getVal());    
+
   }
+
 };
       
 //////////////////////////////////

src/HAP.cpp

@@ -96,22 +96,12 @@ void HAPClient::init(){
 
   for(int i=0;i<homeSpan.Accessories.size();i++){                             // identify all services with over-ridden loop() methods
     for(int j=0;j<homeSpan.Accessories[i]->Services.size();j++){
-      SpanService *s=homeSpan.Accessories[i]->Services[j];
+      SpanService *s=homeSpan.Accessories[i]->Services[j];      
-      
+      if((void(*)())(s->*(&SpanService::loop)) != (void(*)())(&SpanService::loop))    // save pointers to services in Loops vector
-      if((void*)(s->*(&SpanService::loop)) != (void*)(&SpanService::loop))    // save pointers to services in Loops vector
         homeSpan.Loops.push_back(s);
     }
   }
 
-
-  for(int i=0;i<homeSpan.PushButtons.size();i++){
-    Serial.print("PushButton Found on pin: ");
-    Serial.print(homeSpan.PushButtons[i]->pin);
-    Serial.print("  iid: ");
-    Serial.print(homeSpan.PushButtons[i]->service->iid);
-    Serial.print("\n");
-  }
-
 }
 
 //////////////////////////////////////

src/HomeSpan.cpp

@@ -386,10 +386,29 @@ void Span::processSerialCommand(char *c){
     }
     break;
 
+    case 'i':{
+      Serial.print("\n*** HomeSpan Info ***\n\n");
+      char cBuf[128];
+      for(int i=0;i<Accessories.size();i++){                             // identify all services with over-ridden loop() methods
+        for(int j=0;j<Accessories[i]->Services.size();j++){
+          SpanService *s=Accessories[i]->Services[j];        
+          sprintf(cBuf,"Service aid=%2d iid=%2d  Update: %3s  Loop: %3s  Button: %3s\n",Accessories[i]->aid,s->iid, 
+                 (void(*)())(s->*(&SpanService::update))!=(void(*)())(&SpanService::update)?"YES":"NO",
+                 (void(*)())(s->*(&SpanService::loop))!=(void(*)())(&SpanService::loop)?"YES":"NO",
+                 (void(*)(int,boolean))(s->*(&SpanService::button))!=(void(*)(int,boolean))(&SpanService::button)?"YES":"NO"
+                 );
+          Serial.print(cBuf);
+        }
+      }
+      Serial.print("\n*** End Status ***\n");
+    }
+    break;
+
     case '?': {    
       Serial.print("\n*** HomeSpan Commands ***\n\n");
       Serial.print("  s - print connection status\n");
       Serial.print("  d - print attributes database\n");
+      Serial.print("  i - print detailed info about configuration\n");
       Serial.print("  W - delete stored WiFi data and restart\n");      
       Serial.print("  H - delete stored HomeKit Pairing data and restart\n");      
       Serial.print("  F - delete all stored WiFi Network and HomeKit Pairing data and restart\n");      
@@ -1167,12 +1186,15 @@ SpanButton::SpanButton(int pin, unsigned long longTime, unsigned long shortTime)
   Serial.print("Configuring PushButton: Pin=");     // initialization message
   Serial.print(pin);
   Serial.print("\n");
-  
+
   this->pin=pin;
   this->shortTime=shortTime;
   this->longTime=longTime;
   service=homeSpan.Accessories.back()->Services.back();
 
+  if((void(*)(int,boolean))(service->*(&SpanService::button))==(void(*)(int,boolean))(&SpanService::button))
+    Serial.print("*** WARNING:  No button() method defined for this PushButton!\n\n");
+
   homeSpan.PushButtons.push_back(this);
 
   pinMode(pin,INPUT_PULLUP);  
@@ -1182,20 +1204,20 @@ SpanButton::SpanButton(int pin, unsigned long longTime, unsigned long shortTime)
 
 void SpanButton::check(){
 
- if(state==UNTRIGGERED && !digitalRead(pin)){
+ if(!isTriggered && !digitalRead(pin)){
-  state=TRIGGERED;
+  isTriggered=true;
   unsigned long cTime=millis();
   shortAlarm=cTime+shortTime;
   longAlarm=cTime+longTime;
  } else
  
- if(state==TRIGGERED && digitalRead(pin)){
+ if(isTriggered && digitalRead(pin)){
   unsigned long cTime=millis();
   if(cTime>longAlarm)
     service->button(pin, true);
   else if(cTime>shortAlarm)
     service->button(pin, false);
-  state=UNTRIGGERED;
+  isTriggered=false;
  }
   
 }

src/HomeSpan.h

@@ -239,19 +239,13 @@ struct SpanBuf{                               // temporary storage buffer for us
 struct SpanButton{
 
   int pin;                       // pin number  
+  boolean isTriggered=false;     // flag triggered when button is pressed
   unsigned long shortTime;       // time (in millis) required to register a short press
   unsigned long longTime;        // time (in millis) required to register a long press
   unsigned long shortAlarm;      // alarm time to trigger a short press
   unsigned long longAlarm;       // alarm time to triger a long press
   SpanService *service;          // Service to which this PushButton is attached
 
-  enum {
-    UNTRIGGERED,
-    TRIGGERED,
-    SHORT,
-    LONG
-  } state=UNTRIGGERED;
-
   SpanButton(int pin, unsigned long longTime=2000, unsigned long shortTime=5);
   void check();
 };