add examples IRQ and Polling

Author: leonardocavagnis

examples/GigaDisplay_touch/GigaDisplay_touch.ino

@@ -0,0 +1,37 @@
+/*
+  Touch_IRQ
+
+  created 03 May 2023
+  by Leonardo Cavagnis
+*/
+
+#include "Arduino_GigaDisplayTouch.h"
+
+Arduino_GigaDisplayTouch touch;
+
+void gigaTouchHandler(uint8_t contacts, GDTpoint_t* points) {
+  Serial.print("Contacts: ");
+  Serial.println(contacts);
+
+  for (uint8_t i = 0; i < contacts; i++) {
+    Serial.print(points[i].x);
+    Serial.print(" ");
+    Serial.println(points[i].y);
+  }
+}
+
+void setup() {
+  Serial.begin(115200);
+  while(!Serial) {}
+
+  if (touch.begin()) {
+    Serial.println("Touch controller init - OK");
+  } else {
+    Serial.println("Touch controller init - FAILED");
+    while(1) ;
+  }
+
+  touch.attach(gigaTouchHandler);
+}
+
+void loop() { }

examples/Touch_IRQ/Touch_IRQ.ino

@@ -0,0 +1,40 @@
+/*
+  Touch_Polling
+
+  created 03 May 2023
+  by Leonardo Cavagnis
+*/
+
+#include "Arduino_GigaDisplayTouch.h"
+
+Arduino_GigaDisplayTouch touch;
+
+void setup() {
+  Serial.begin(115200);
+  while(!Serial) {}
+
+  if (touch.begin()) {
+    Serial.print("Touch controller init - OK");
+  } else {
+    Serial.print("Touch controller init - FAILED");
+    while(1) ;
+  }
+}
+
+void loop() {
+  uint8_t contacts;
+  GDTpoint_t points[5];
+  
+  if(touch.detect(contacts, points)) {
+    Serial.print("Contacts: ");
+    Serial.println(contacts);
+
+    for (uint8_t i = 0; i < contacts; i++) {
+      Serial.print(points[i].x);
+      Serial.print(" ");
+      Serial.println(points[i].y);
+    }
+  }
+
+  delay(1);
+}