Should be ready for testing.

src/main.cpp

@@ -8,6 +8,9 @@
 //numPCFButtons is greater than 8, its expected to be using 2 PCF8572 chips (multiples of 8)
 const int numPCFButtons = 8;
 const int numRotaries = 3;
+const int rotJoy[numRotaries] = {
+  32,30,28
+};
 unsigned long btnTime[numPCFButtons] = {0};
 unsigned long rotTime[numRotaries] = {0};
 unsigned long btnPressedTime[numPCFButtons] = {0};
@@ -16,15 +19,16 @@ int btnState[numPCFButtons] = {0};
 int rotState[numRotaries] = {0};
 const unsigned long gButtonDelta = 15;
 const unsigned long gButtonPressedDelta = 100;
-bool debug = false;
 
 //Setup I/O Expander Chips
 PCF8574 pcf1(0x20);
 
 //Setup Rotary Encoders
-Rotary r1 = Rotary(4, 5);
+Rotary r[numRotaries] = {
-Rotary r2 = Rotary(6, 7);
+Rotary (4, 5),
-Rotary r3 = Rotary(8, 9);
+Rotary (6, 7),
+Rotary (8, 9)
+};
 
 //Setup Joystick
 Joystick_ joy(JOYSTICK_DEFAULT_REPORT_ID,JOYSTICK_TYPE_GAMEPAD,
@@ -39,7 +43,9 @@ void setup() {
   pinMode(LED_BUILTIN, OUTPUT); //debug LED
   
   //INIT Rotary Encoder
-  r1.begin(true);
+  for (int i = 0; i < numRotaries; i++){
+    r[i].begin(true);
+  }
 
   //INIT PCF8574
   pcf1.begin();
@@ -57,7 +63,6 @@ void setup() {
   //Joystick start
   joy.begin();
 
-  
 }
 
 void processBtn1(int i) {
@@ -120,6 +125,40 @@ void processBtn1(int i) {
   }
 }
 
+void processRot1(int i) {
+  unsigned char en1 = r[i].process();
+  if (en1) {
+    //Serial.println(en1 == DIR_CW ? "Right" : "Left");
+    if (en1 == DIR_CW) {
+      Serial.println("RIGHT");
+      rotState[i] = 1;
+      rotTime[i] = millis() + gButtonDelta;
+      joy.releaseButton(rotJoy[i]);
+      joy.pressButton(rotJoy[i]);
+      digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
+      digitalWrite(LED_BUILTIN, HIGH);
+    } else {
+      Serial.println("LEFT");
+      rotState[i] = 1;
+      rotTime[i] = millis() + gButtonDelta;
+      joy.releaseButton(rotJoy[i-1]);
+      joy.pressButton(rotJoy[i-1]);
+      digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
+      digitalWrite(LED_BUILTIN, HIGH);
+    }
+  }
+
+  if (rotState[i] == 1) {
+    if (millis() >= rotTime[1]) {
+      Serial.println("Encoder Off");
+      digitalWrite(LED_BUILTIN,LOW);
+      joy.releaseButton(rotJoy[i]);
+      joy.releaseButton(rotJoy[i-1]);
+      rotState[i] = 0;
+    }
+  }
+}
+
 void specialBtnOnStart(int i) {
   //this sample assumes the button is pressed during startup
   //once the button is not pressed any more, it will simulate a button press.
@@ -173,33 +212,10 @@ void loop()
   for (int i = 0; i < numPCFButtons; i++) {
     processBtn1(i);
   }
-
-    //Rotary Encoder
-    unsigned char en1 = r1.process();
-    if (en1) {
-      //Serial.println(en1 == DIR_CW ? "Right" : "Left");
-      if (en1 == DIR_CW) {
-        Serial.println("RIGHT");
-        rotState[1] = 1;
-        rotTime[1] = millis() + gButtonDelta;
-        digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
-        digitalWrite(LED_BUILTIN, HIGH);
-      } else {
-        Serial.println("LEFT");
-        rotState[1] = 1;
-        rotTime[1] = millis() + gButtonDelta;
-        digitalWrite(LED_BUILTIN, LOW); //This can be written for joystick.letgo. This is in case the button is still being pressed, it will let go before pressing it again
-        digitalWrite(LED_BUILTIN, HIGH);
-      }
-    }
-
-    if (rotState[1] == 1) {
-      if (millis() >= rotTime[1]) {
-      Serial.println("Encoder Off");
-      digitalWrite(LED_BUILTIN,LOW);
-        rotState[1] = 0;
-      }
-    }
-
   //End PCF8574 Button Pressed detection section
+
+  for (int i = 0; i < numRotaries; i++) {
+    processRot1(i);
+  }
+ 
 }