diff --git a/targets/TARGET_STM/PeripheralPins.h b/targets/TARGET_STM/PeripheralPins.h
index 3a2c7ecd48a..f96b84890ba 100644
--- a/targets/TARGET_STM/PeripheralPins.h
+++ b/targets/TARGET_STM/PeripheralPins.h
@@ -37,6 +37,7 @@
 //*** ADC ***
 #ifdef DEVICE_ANALOGIN
 extern const PinMap PinMap_ADC[];
+extern const PinMap PinMap_ADC_Internal[];
 #endif
 
 //*** DAC ***
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_DRAGONFLY_F411RE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_DRAGONFLY_F411RE/PeripheralPins.c
index eba4a75b06e..7c2b21786f6 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_DRAGONFLY_F411RE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_DRAGONFLY_F411RE/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F405RG/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F405RG/PeripheralPins.c
index 716dee971ca..1d9adc364c0 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F405RG/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F405RG/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F411RE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F411RE/PeripheralPins.c
index a2f41b5a53d..1665328970f 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F411RE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F411RE/PeripheralPins.c
@@ -50,6 +50,10 @@ const PinMap PinMap_ADC[] = {
     {PB_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8,  0)}, // ADC1_IN8
     {PB_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9,  0)}, // ADC1_IN9
     {PC_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC1_IN11
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xC/TARGET_DISCO_F401VC/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xC/TARGET_DISCO_F401VC/PeripheralPins.c
index d90ece65c16..560c62f8b46 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xC/TARGET_DISCO_F401VC/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xC/TARGET_DISCO_F401VC/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xE/TARGET_NUCLEO_F401RE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xE/TARGET_NUCLEO_F401RE/PeripheralPins.c
index 74a04dc5c8c..3ba279ed985 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xE/TARGET_NUCLEO_F401RE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F401xE/TARGET_NUCLEO_F401RE/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_ARCH_MAX/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_ARCH_MAX/PeripheralPins.c
index 0257dbe1bee..b0784180914 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_ARCH_MAX/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_ARCH_MAX/PeripheralPins.c
@@ -58,6 +58,10 @@ const PinMap PinMap_ADC[] = {
     {NC,   NC,    0}
 };
 
+const PinMap PinMap_ADC_Internal[] = {
+    {NC,   NC,    0}
+};
+
 
 //*** DAC ***
 
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_DISCO_F407VG/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_DISCO_F407VG/PeripheralPins.c
index c318000f344..2b0f94469c4 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_DISCO_F407VG/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/TARGET_DISCO_F407VG/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F410xB/TARGET_NUCLEO_F410RB/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F410xB/TARGET_NUCLEO_F410RB/PeripheralPins.c
index 07b4d11de60..ce37ebb132e 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F410xB/TARGET_NUCLEO_F410RB/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F410xB/TARGET_NUCLEO_F410RB/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_ELMO_F411RE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_ELMO_F411RE/PeripheralPins.c
index f8f4654c527..6bf66904cfc 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_ELMO_F411RE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_ELMO_F411RE/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_NUCLEO_F411RE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_NUCLEO_F411RE/PeripheralPins.c
index 0a4fd7d9cd8..20163db98e4 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_NUCLEO_F411RE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F411xE/TARGET_NUCLEO_F411RE/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F412xG/TARGET_NUCLEO_F412ZG/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F412xG/TARGET_NUCLEO_F412ZG/PeripheralPins.c
index 43b507903b6..ad824e64986 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F412xG/TARGET_NUCLEO_F412ZG/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F412xG/TARGET_NUCLEO_F412ZG/PeripheralPins.c
@@ -40,6 +40,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13 - A2
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14 - A4
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15 - A5
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_DISCO_F429ZI/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_DISCO_F429ZI/PeripheralPins.c
index e1c994d360f..d45c6910076 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_DISCO_F429ZI/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_DISCO_F429ZI/PeripheralPins.c
@@ -63,6 +63,10 @@ const PinMap PinMap_ADC[] = {
     {PF_8, ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6,  0)}, // ADC3_IN6
     {PF_9, ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7,  0)}, // ADC3_IN7
     {PF_10,ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8,  0)}, // ADC3_IN8
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_NUCLEO_F429ZI/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_NUCLEO_F429ZI/PeripheralPins.c
index 1193246c416..84644dd9599 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_NUCLEO_F429ZI/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_NUCLEO_F429ZI/PeripheralPins.c
@@ -87,6 +87,10 @@ const PinMap PinMap_ADC[] = {
     {PF_8,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC3_IN6
     {PF_9,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC3_IN7
     {PF_10,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC3_IN8 - ARDUINO A5
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_NUCLEO_F439ZI/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_NUCLEO_F439ZI/PeripheralPins.c
index 1193246c416..84644dd9599 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_NUCLEO_F439ZI/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/TARGET_NUCLEO_F439ZI/PeripheralPins.c
@@ -87,6 +87,10 @@ const PinMap PinMap_ADC[] = {
     {PF_8,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC3_IN6
     {PF_9,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC3_IN7
     {PF_10,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC3_IN8 - ARDUINO A5
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_B96B_F446VE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_B96B_F446VE/PeripheralPins.c
index b07d4d9690e..960548e48db 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_B96B_F446VE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_B96B_F446VE/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446RE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446RE/PeripheralPins.c
index b7aa5019cd7..6f44a334edd 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446RE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446RE/PeripheralPins.c
@@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
     {PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
     {PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC1_IN14
     {PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC1_IN15
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446ZE/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446ZE/PeripheralPins.c
index c36a61492cd..1e1f5073a5a 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446ZE/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F446xE/TARGET_NUCLEO_F446ZE/PeripheralPins.c
@@ -89,6 +89,10 @@ const PinMap PinMap_ADC[] = {
     {PF_8,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC3_IN6
     {PF_9,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC3_IN7
     {PF_10,  ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC3_IN8 - ARDUINO A5
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F469xI/TARGET_DISCO_F469NI/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F469xI/TARGET_DISCO_F469NI/PeripheralPins.c
index 4d0f00b350c..bec3d53f946 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F469xI/TARGET_DISCO_F469NI/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F469xI/TARGET_DISCO_F469NI/PeripheralPins.c
@@ -63,6 +63,10 @@ const PinMap PinMap_ADC[] = {
     {PF_8, ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6,  0)}, // ADC3_IN6
     {PF_9, ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7,  0)}, // ADC3_IN7
     {PF_10,ADC_3, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8,  0)}, // ADC3_IN8
+    {NC,   NC,    0}
+};
+
+const PinMap PinMap_ADC_Internal[] = {
     {ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // See in analogin_api.c the correct ADC channel used
     {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // See in analogin_api.c the correct ADC channel used
diff --git a/targets/TARGET_STM/TARGET_STM32F4/TARGET_UBLOX_EVK_ODIN_W2/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32F4/TARGET_UBLOX_EVK_ODIN_W2/PeripheralPins.c
index 889a3f75794..c299903bf8e 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/TARGET_UBLOX_EVK_ODIN_W2/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/TARGET_UBLOX_EVK_ODIN_W2/PeripheralPins.c
@@ -54,6 +54,11 @@ const PinMap PinMap_ADC[] = {
     {NC,   NC,    0}
 };
 
+const PinMap PinMap_ADC_Internal[] = {
+    {NC,   NC,    0}
+};
+
+
 //*** I2C ***
 
 const PinMap PinMap_I2C_SDA[] = {
diff --git a/targets/TARGET_STM/TARGET_STM32F4/analogin_api.c b/targets/TARGET_STM/TARGET_STM32F4/analogin_api.c
index 62fac456916..80acc0664d2 100644
--- a/targets/TARGET_STM/TARGET_STM32F4/analogin_api.c
+++ b/targets/TARGET_STM/TARGET_STM32F4/analogin_api.c
@@ -40,6 +40,9 @@ ADC_HandleTypeDef AdcHandle;
 
 void analogin_init(analogin_t *obj, PinName pin)
 {
+    uint32_t function = (uint32_t)NC;
+    obj->adc = (ADCName)NC;
+
 #if defined(ADC1)
     static int adc1_inited = 0;
 #endif
@@ -49,20 +52,27 @@ void analogin_init(analogin_t *obj, PinName pin)
 #if defined(ADC3)
     static int adc3_inited = 0;
 #endif
-    // Get the peripheral name from the pin and assign it to the object
-    obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
-    MBED_ASSERT(obj->adc != (ADCName)NC);
-
-    // Get the functions (adc channel) from the pin and assign it to the object
-    uint32_t function = pinmap_function(pin, PinMap_ADC);
-    MBED_ASSERT(function != (uint32_t)NC);
-    obj->channel = STM_PIN_CHANNEL(function);
-
-    // Configure GPIO excepted for internal channels (Temperature, Vref, Vbat, ...)
-    // ADC Internal Channels "pins" are described in PinNames.h and must have a value >= 0xF0
+    // ADC Internal Channels "pins"  (Temperature, Vref, Vbat, ...)
+    //   are described in PinNames.h and PeripheralPins.c
+    //   Pin value must be >= 0xF0
     if (pin < 0xF0) {
+        // Normal channels
+        // Get the peripheral name from the pin and assign it to the object
+        obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
+        // Get the functions (adc channel) from the pin and assign it to the object
+        function = pinmap_function(pin, PinMap_ADC);
+        // Configure GPIO
         pinmap_pinout(pin, PinMap_ADC);
+    } else {
+        // Internal channels
+        obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC_Internal);
+        function = pinmap_function(pin, PinMap_ADC_Internal);
+        // No GPIO configuration for internal channels
     }
+    MBED_ASSERT(obj->adc != (ADCName)NC);
+    MBED_ASSERT(function != (uint32_t)NC);
+
+    obj->channel = STM_PIN_CHANNEL(function);
 
     // Save pin number for the read function
     obj->pin = pin;