diff --git a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52832/TARGET_MTB_MURATA_WSM_BL241/PinNames.h b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52832/TARGET_MTB_MURATA_WSM_BL241/PinNames.h
new file mode 100644
index 00000000000..1b7d86506e6
--- /dev/null
+++ b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52832/TARGET_MTB_MURATA_WSM_BL241/PinNames.h
@@ -0,0 +1,198 @@
+// The 'features' section in 'target.json' is now used to create the device's hardware preprocessor switches.
+// Check the 'features' section of the target description in 'targets.json' for more details.
+/* mbed Microcontroller Library
+ * Copyright (c) 2018, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_PINNAMES_H
+#define MBED_PINNAMES_H
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    PIN_INPUT,
+    PIN_OUTPUT
+} PinDirection;
+
+#define PORT_SHIFT  3
+
+typedef enum {
+    p0  = 0,
+    p1  = 1,
+    p2  = 2,
+    p3  = 3,
+    p4  = 4,
+    p5  = 5,
+    p6  = 6,
+    p7  = 7,
+    p8  = 8,
+    p9  = 9,
+    p10 = 10,
+    p11 = 11,
+    p12 = 12,
+    p13 = 13,
+    p14 = 14,
+    p15 = 15,
+    p16 = 16,
+    p17 = 17,
+    p18 = 18,
+    p19 = 19,
+    p20 = 20,
+    p21 = 21,
+    p22 = 22,
+    p23 = 23,
+    p24 = 24,
+    p25 = 25,
+    p26 = 26,
+    p27 = 27,
+    p28 = 28,
+    p29 = 29,
+    p30 = 30,
+    p31 = 31,
+
+    // Module pins. Refer datasheet for pin numbers.
+    P0_0  = p0,
+    P0_1  = p1,
+    P0_2  = p2,
+    P0_3  = p3,
+    P0_4  = p4,
+    P0_5  = p5,
+    P0_6  = p6,
+    P0_7  = p7,
+    
+    P0_8  = p8,
+    P0_9  = p9,
+    P0_10 = p10,
+    P0_11 = p11,
+    P0_12 = p12,
+    P0_13 = p13,
+    P0_14 = p14,
+    P0_15 = p15,
+    
+    P0_16 = p16,
+    P0_17 = p17,
+    P0_18 = p18,
+    P0_19 = p19,
+    P0_20 = p20,
+    P0_21 = p21,
+    P0_22 = p22,
+    P0_23 = p23,
+    
+    P0_24 = p24,
+    P0_25 = p25,
+    P0_26 = p26,
+    P0_27 = p27,
+    P0_28 = p28,
+    P0_29 = p29,
+    P0_30 = p30,
+    P0_31 = p31,
+
+    // Not connected
+    NC = (int)0xFFFFFFFF,
+
+    //Mbed MTB pin defines.
+    P_1 = P0_9,
+    P_2 = P0_6,
+    P_3 = P0_0,
+    P_4 = P0_1,
+    P_5 = NC,
+    P_6 = NC,
+    P_7 = NC,
+    P_8 = NC,
+    P_9 = P0_2,
+    P_10 = P0_5,
+    P_11 = P0_3,
+    P_12 = P0_4,
+    P_13 = P0_29,
+    P_14 = P0_7,
+    P_15 = P0_8,
+
+    P_17 = P0_21,
+
+    P_19 = NC,
+    P_20 = NC,
+    P_21 = NC,
+    P_22 = P0_18,
+    P_23 = P0_16,
+    P_24 = P0_15,
+    P_25 = P0_14,
+    P_26 = P0_10,
+    P_27 = P0_20,
+    P_28 = P0_17,
+    P_29 = P0_13,
+    P_30 = NC,
+    P_31 = NC,
+    P_32 = NC,
+    P_33 = NC,
+    P_34 = NC,
+    P_35 = NC,
+    P_36 = NC,
+    P_37 = NC,
+
+    //LEDs
+    LED1 = P_22,
+    LED_RED = LED1,
+
+    LED2 = NC,
+    LED3 = NC,
+
+    GP0 = P_23,
+    //Standardized button name
+    BUTTON1 = GP0,
+
+    //Nordic SDK pin names 
+    RX_PIN_NUMBER = P_15,
+    TX_PIN_NUMBER = P_2,
+
+    CTS_PIN_NUMBER = P_14,
+    RTS_PIN_NUMBER = P_10,
+
+    // mBed interface Pins
+    USBTX = TX_PIN_NUMBER,
+    USBRX = RX_PIN_NUMBER,
+    STDIO_UART_TX = TX_PIN_NUMBER,
+    STDIO_UART_RX = RX_PIN_NUMBER,
+    STDIO_UART_CTS = CTS_PIN_NUMBER,
+    STDIO_UART_RTS = RTS_PIN_NUMBER,
+
+    SPI_MOSI = P_9,
+    SPI_MISO = P_11,
+    SPI_NCS = P_22, //CS for SPIFlash on MTB
+    SPI_SCK = P_12,
+
+    I2C_SDA = P_25,
+    I2C_SCL = P_24,
+
+    //MTB aliases
+    AIN0  = P_13,
+
+} PinName;
+
+typedef enum {
+    PullNone = 0,
+    PullDown = 1,
+    PullUp = 2,
+    PullDefault = PullUp
+} PinMode;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52832/TARGET_MTB_MURATA_WSM_BL241/device.h b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52832/TARGET_MTB_MURATA_WSM_BL241/device.h
new file mode 100644
index 00000000000..099ae5ce7de
--- /dev/null
+++ b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52832/TARGET_MTB_MURATA_WSM_BL241/device.h
@@ -0,0 +1,24 @@
+// The 'features' section in 'target.json' is now used to create the device's hardware preprocessor switches.
+// Check the 'features' section of the target description in 'targets.json' for more details.
+/* mbed Microcontroller Library
+ * Copyright (c) 2018, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_DEVICE_H
+#define MBED_DEVICE_H
+
+#include "objects.h"
+
+#endif
diff --git a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/mbed_lib.json b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/mbed_lib.json
index a8bd16351f0..14456198737 100644
--- a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/mbed_lib.json
+++ b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/mbed_lib.json
@@ -84,6 +84,27 @@
                 "NRF52_PAN_64"
             ]
         },
+        "MTB_MURATA_WSM_BL241": {
+            "target.macros_add": [
+                "CONFIG_GPIO_AS_PINRESET",
+                "NRF52_PAN_12",
+                "NRF52_PAN_15",
+                "NRF52_PAN_20",
+                "NRF52_PAN_30",
+                "NRF52_PAN_31",
+                "NRF52_PAN_36",
+                "NRF52_PAN_51",
+                "NRF52_PAN_53",
+                "NRF52_PAN_54",
+                "NRF52_PAN_55",
+                "NRF52_PAN_58",
+                "NRF52_PAN_62",
+                "NRF52_PAN_63",
+                "NRF52_PAN_64"
+            ],
+            "target.lf_clock_src": "NRF_LF_SRC_XTAL",
+            "target.console-uart-flow-control": null
+        },
         "NRF52_DK": {
             "target.macros_add": [
                 "CONFIG_GPIO_AS_PINRESET",
diff --git a/targets/targets.json b/targets/targets.json
index 59ca71778fe..428390d8f9a 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -6349,6 +6349,12 @@
         "release_versions": ["5"],
         "device_name": "nRF52832_xxAA"
     },
+    "MTB_MURATA_WSM_BL241": {
+        "inherits": ["MCU_NRF52832"],
+        "release_versions": ["5"],
+        "device_name": "nRF52832_xxAA",
+        "detect_code": ["0466"]
+    },
     "DELTA_DFBM_NQ620": {
         "supported_form_factors": ["ARDUINO"],
         "inherits": ["MCU_NRF52832"],