allow preloading virtual interrupt buffer

src/espmega_iot_core.cpp

@@ -171,6 +171,9 @@ void setup()
   Wire.setClock(400000);
 #endif
   io_begin();
+#ifdef VIRTUAL_INTERRUPT_PRELOAD
+  virtual_interrupt_preload();
+#endif
   eeprom_retrieve_init();
   user_pre_init();
 #ifdef ENABLE_INTERNAL_LCD
@@ -2186,3 +2189,9 @@ bool dac_get_state(int id)
 }
 
 #endif
+
+void virtual_interrupt_preload() {
+  for (int i = 0; i < 16; i++) {
+    virtual_interupt_state[i] = ESPMega_digitalRead(virtual_interrupt_pins[i]);
+  }
+}

src/espmega_iot_core.hpp

@@ -46,6 +46,7 @@
 void mqtt_callback(char* topic, byte* payload, unsigned int length);
 void virtual_interrupt_loop();
 void virtual_interrupt_callback(int pin, int state);
+void virtual_interrupt_preload();
 void network_begin();
 void mqtt_connect();
 void mqtt_subscribe();

src/user_code.hpp

@@ -12,6 +12,9 @@
 //#define OVERCLOCK_FM
 //#define OVERCLOCK_FM2
 
+// I/O Configuration
+#define VIRTUAL_INTERRUPT_PRELOAD // Preload Virtual Interrupts buffer
+
 // Enable Software Module(s)
 #define ENABLE_INTERNAL_LCD
 #define ENABLE_IR_MODULE