make keyboard device work with lpc1347

demos/device/keyboard/main.c

@@ -13,12 +13,47 @@ __CRP const unsigned int CRP_WORD = CRP_NO_CRP ;
 
 int main(void) 
 {
+  uint32_t currentSecond, lastSecond;
+  currentSecond = lastSecond = 0;
+
   SystemInit();
+
+  systickInit(1);
+  GPIOInit();
+
+    #define CFG_LED_PORT                  (0)
+    #define CFG_LED_PIN                   (7)
+    #define CFG_LED_ON                    (1)
+    #define CFG_LED_OFF                   (0)
+
+  GPIOSetDir(CFG_LED_PORT, CFG_LED_PIN, 1);
+  LPC_GPIO->CLR[CFG_LED_PORT] = (1 << CFG_LED_PIN);
+
   tusb_init();
 
   while (1)
   {
+    currentSecond = systickGetSecondsActive();
+    if (currentSecond != lastSecond)
+    {
+      /* Toggle LED once per second */
+      lastSecond = currentSecond;
+      GPIOSetBitValue(CFG_LED_PORT, CFG_LED_PIN, lastSecond % 2);
 
+      #if !defined(CFG_USB_CDC)
+      if (usb_isConfigured())
+      {
+        #ifdef CFG_CLASS_HID_KEYBOARD
+          uint8_t keys[6] = {HID_USAGE_KEYBOARD_aA};
+          usb_hid_keyboard_sendKeys(0x00, keys, 1);
+        #endif
+
+        #ifdef CFG_USB_HID_MOUSE
+          usb_hid_mouse_send(0, 10, 10);
+        #endif
+      }
+      #endif
+    }
   }
 
   return 0;