UsbKeyboard library for Arduino

UsbKeyboard/examples/UsbKeyboardDemo1/UsbKeyboardDemo1.pde

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+#include "UsbKeyboard.h"
+
+#define BUTTON_PIN 12
+
+// If the timer isr is corrected
+// to not take so long change this to 0.
+#define BYPASS_TIMER_ISR 1
+
+void setup() {
+  pinMode(BUTTON_PIN, INPUT);
+  digitalWrite(BUTTON_PIN, HIGH);
+  
+#if BYPASS_TIMER_ISR
+  // disable timer 0 overflow interrupt (used for millis)
+  TIMSK0&=!(1<<TOIE0); // ++
+#endif
+}
+
+#if BYPASS_TIMER_ISR
+void delayMs(unsigned int ms) {
+   /*
+  */ 
+  for (int i = 0; i < ms; i++) {
+    delayMicroseconds(1000);
+  }
+}
+#endif
+
+void loop() {
+  
+  UsbKeyboard.update();
+
+  digitalWrite(13, !digitalRead(13));
+
+  if (digitalRead(BUTTON_PIN) == 0) {
+    
+    //UsbKeyboard.sendKeyStroke(KEY_B, MOD_GUI_LEFT);
+    
+    UsbKeyboard.sendKeyStroke(KEY_H);
+    UsbKeyboard.sendKeyStroke(KEY_E);
+    UsbKeyboard.sendKeyStroke(KEY_L);
+    UsbKeyboard.sendKeyStroke(KEY_L);
+    UsbKeyboard.sendKeyStroke(KEY_O);
+
+    UsbKeyboard.sendKeyStroke(KEY_SPACE);
+
+    UsbKeyboard.sendKeyStroke(KEY_W);
+    UsbKeyboard.sendKeyStroke(KEY_O);
+    UsbKeyboard.sendKeyStroke(KEY_R);
+    UsbKeyboard.sendKeyStroke(KEY_L);
+    UsbKeyboard.sendKeyStroke(KEY_D);
+    //UsbKeyboard.sendKeyStroke(KEY_B, MOD_GUI_LEFT);
+
+    UsbKeyboard.sendKeyStroke(KEY_ENTER);
+#if BYPASS_TIMER_ISR  // check if timer isr fixed.
+    delayMs(20);
+#else
+    delay(20);
+#endif
+    
+   }
+
+}