diff --git a/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_CM_lib.h b/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_CM_lib.h
index 1f0124a8d1..b0e88066cb 100755
--- a/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_CM_lib.h
+++ b/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_CM_lib.h
@@ -295,6 +295,9 @@ osThreadDef_t os_thread_def_main = {(os_pthread)main, osPriorityNormal, 0, NULL}
 #elif defined(TARGET_STM32F091RC)
 #define INITIAL_SP            (0x20008000UL)
 
+#elif defined(TARGET_STM32F401VC)
+#define INITIAL_SP            (0x20010000UL)
+
 #else
 #error "no target defined"
 
diff --git a/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_Conf_CM.c b/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_Conf_CM.c
index 59a37147f8..6baab3a3eb 100755
--- a/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_Conf_CM.c
+++ b/libraries/rtos/rtx/TARGET_CORTEX_M/RTX_Conf_CM.c
@@ -51,7 +51,7 @@
 #ifndef OS_TASKCNT
 #  if   defined(TARGET_LPC1768) || defined(TARGET_LPC2368)   || defined(TARGET_LPC4088) || defined(TARGET_LPC4337) || defined(TARGET_LPC1347) || defined(TARGET_K64F) || defined(TARGET_STM32F401RE)\
    || defined(TARGET_KL46Z) || defined(TARGET_KL43Z)  || defined(TARGET_STM32F407) || defined(TARGET_F407VG)  || defined(TARGET_STM32F303VC) || defined(TARGET_LPC1549) || defined(TARGET_LPC11U68) \
-   || defined(TARGET_NRF51822) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F405RG) || defined(TARGET_K22F) || defined(TARGET_STM32F429ZI)
+   || defined(TARGET_NRF51822) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F405RG) || defined(TARGET_K22F) || defined(TARGET_STM32F429ZI) || defined(TARGET_STM32F401VC)
 #    define OS_TASKCNT         14
 #  elif defined(TARGET_LPC11U24) || defined(TARGET_LPC11U35_401)  || defined(TARGET_LPC11U35_501) || defined(TARGET_LPCCAPPUCCINO) || defined(TARGET_LPC1114) \
    || defined(TARGET_LPC812)   || defined(TARGET_KL25Z)         || defined(TARGET_KL05Z)        || defined(TARGET_STM32F100RB)  || defined(TARGET_STM32F051R8) \
@@ -67,7 +67,7 @@
 #ifndef OS_SCHEDULERSTKSIZE
 #  if   defined(TARGET_LPC1768) || defined(TARGET_LPC2368)   || defined(TARGET_LPC4088) || defined(TARGET_LPC4337) || defined(TARGET_LPC1347)  || defined(TARGET_K64F) || defined(TARGET_STM32F401RE)\
    || defined(TARGET_KL46Z) || defined(TARGET_KL43Z) || defined(TARGET_STM32F407) || defined(TARGET_F407VG)  || defined(TARGET_STM32F303VC) || defined(TARGET_LPC1549) || defined(TARGET_LPC11U68) \
-   || defined(TARGET_NRF51822) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F405RG) || defined(TARGET_K22F) || defined(TARGET_STM32F429ZI)
+   || defined(TARGET_NRF51822) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F405RG) || defined(TARGET_K22F) || defined(TARGET_STM32F429ZI) || defined(TARGET_STM32F401VC)
 #      define OS_SCHEDULERSTKSIZE    256
 #  elif defined(TARGET_LPC11U24) || defined(TARGET_LPC11U35_401)  || defined(TARGET_LPC11U35_501) || defined(TARGET_LPCCAPPUCCINO)  || defined(TARGET_LPC1114) \
    || defined(TARGET_LPC812)   || defined(TARGET_KL25Z)         || defined(TARGET_KL05Z)        || defined(TARGET_STM32F100RB)  || defined(TARGET_STM32F051R8) \
@@ -165,6 +165,9 @@
 #elif defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
 #    define OS_CLOCK       32000000
 
+#elif defined(TARGET_STM32F401VC)
+#    define OS_CLOCK       84000000
+
 #  else
 #    error "no target defined"
 #  endif
diff --git a/workspace_tools/tests.py b/workspace_tools/tests.py
index 10aeda4212..e3185b5c88 100644
--- a/workspace_tools/tests.py
+++ b/workspace_tools/tests.py
@@ -583,7 +583,7 @@ TESTS = [
         "duration": 15,
         "automated": True,
         "host_test": "wait_us_auto",
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_2", "description": "Mutex resource lock",
@@ -591,7 +591,7 @@ TESTS = [
         "dependencies": [MBED_LIBRARIES, RTOS_LIBRARIES, TEST_MBED_LIB],
         "duration": 20,
         "automated": True,
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_3", "description": "Semaphore resource lock",
@@ -599,28 +599,28 @@ TESTS = [
         "dependencies": [MBED_LIBRARIES, RTOS_LIBRARIES, TEST_MBED_LIB],
         "duration": 20,
         "automated": True,
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_4", "description": "Signals messaging",
         "source_dir": join(TEST_DIR, "rtos", "mbed", "signals"),
         "dependencies": [MBED_LIBRARIES, RTOS_LIBRARIES, TEST_MBED_LIB],
         "automated": True,
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_5", "description": "Queue messaging",
         "source_dir": join(TEST_DIR, "rtos", "mbed", "queue"),
         "dependencies": [MBED_LIBRARIES, RTOS_LIBRARIES, TEST_MBED_LIB],
         "automated": True,
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_6", "description": "Mail messaging",
         "source_dir": join(TEST_DIR, "rtos", "mbed", "mail"),
         "dependencies": [MBED_LIBRARIES, RTOS_LIBRARIES, TEST_MBED_LIB],
         "automated": True,
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_7", "description": "Timer",
@@ -629,14 +629,14 @@ TESTS = [
         "duration": 15,
         "automated": True,
         "host_test": "wait_us_auto",
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_8", "description": "ISR (Queue)",
         "source_dir": join(TEST_DIR, "rtos", "mbed", "isr"),
         "dependencies": [MBED_LIBRARIES, RTOS_LIBRARIES, TEST_MBED_LIB],
         "automated": True,
-        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC"],
+        "mcu": ["LPC1768", "LPC1549", "LPC11U24", "LPC812", "KL25Z", "KL05Z", "K64F", "KL46Z", "RZ_A1H", "DISCO_F407VG", "DISCO_F429ZI", "NUCLEO_F411RE", "NUCLEO_F401RE", "NUCLEO_F334R8", "DISCO_F334C8", "NUCLEO_F302R8", "NUCLEO_L053R8", "DISCO_L053C8", "NUCLEO_F072RB", "NUCLEO_F091RC", "DISCO_F401VC"],
     },
     {
         "id": "RTOS_9", "description": "SD File write-read",