diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPC11U35_401/PinNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPC11U35_401/PinNames.h
index 9ec905f121..0d46ea96ca 100644
--- a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPC11U35_401/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPC11U35_401/PinNames.h
@@ -1,5 +1,5 @@
 /* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
+ * Copyright (c) 2006-2014 ARM Limited
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -132,6 +132,11 @@ typedef enum {
 
     // Not connected
     NC = (int)0xFFFFFFFF,
+
+    // Standard but not supported pins
+    USBTX = NC,
+    USBRX = NC,
+
 } PinName;
 
 typedef enum {
diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPCCAPPUCCINO/PinNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPCCAPPUCCINO/PinNames.h
index 0d70d23355..0099540367 100644
--- a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPCCAPPUCCINO/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_LPCCAPPUCCINO/PinNames.h
@@ -1,5 +1,5 @@
 /* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
+ * Copyright (c) 2006-2014 ARM Limited
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -105,6 +105,11 @@ typedef enum {
 
     // Not connected
     NC = (int)0xFFFFFFFF,
+
+    // Standard but not supported pins
+    USBTX = NC,
+    USBRX = NC,
+
 } PinName;
 
 typedef enum {
diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_LPC11U35_501/PinNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_LPC11U35_501/PinNames.h
index 6f20b537b5..89056391a4 100644
--- a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_LPC11U35_501/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_LPC11U35_501/PinNames.h
@@ -1,5 +1,5 @@
 /* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
+ * Copyright (c) 2006-2014 ARM Limited
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -147,6 +147,11 @@ typedef enum {
 
     // Not connected
     NC = (int)0xFFFFFFFF,
+
+    // Standard but not supported pins
+    USBTX = NC,
+    USBRX = NC,
+
 } PinName;
 
 typedef enum {
diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_XADOW_M0/PinNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_XADOW_M0/PinNames.h
index 203ca83a75..b343556241 100644
--- a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_XADOW_M0/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/TARGET_MCU_LPC11U35_501/TARGET_XADOW_M0/PinNames.h
@@ -1,5 +1,5 @@
 /* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
+ * Copyright (c) 2006-2014 ARM Limited
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -150,6 +150,11 @@ typedef enum {
 
     // Not connected
     NC = (int)0xFFFFFFFF,
+
+    // Standard but not supported pins
+    USBTX = NC,
+    USBRX = NC,
+
 } PinName;
 
 typedef enum {
diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC13XX/PinNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC13XX/PinNames.h
index 3f528558a3..bed2940fa3 100644
--- a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC13XX/PinNames.h
+++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC13XX/PinNames.h
@@ -121,7 +121,12 @@ typedef enum {
     LED1 = p21,
     LED2 = p21,
     LED3 = p21,
-    LED4 = p21
+    LED4 = p21,
+
+    // Standard but not supported pins
+    USBTX = NC,
+    USBRX = NC,
+
 } PinName;
 
 typedef enum {