diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 68dbb04c76..b5b793f844 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -147,6 +147,7 @@ jobs:
         - "arduino_zero"
         - "bast_pro_mini_m0"
         - "bdmicro_vina_m0"
+        - "bless_dev_board_multi_sensor"
         - "capablerobot_usbhub"
         - "catwan_usbstick"
         - "circuitbrains_basic_m0"
diff --git a/ports/nrf/boards/bless_dev_board_multi_sensor/board.c b/ports/nrf/boards/bless_dev_board_multi_sensor/board.c
new file mode 100644
index 0000000000..71b9a06577
--- /dev/null
+++ b/ports/nrf/boards/bless_dev_board_multi_sensor/board.c
@@ -0,0 +1,12 @@
+#include "boards/board.h"
+
+void board_init(void) {
+}
+
+bool board_requests_safe_mode(void) {
+  return false;
+}
+
+void reset_board(void) {
+
+}
diff --git a/ports/nrf/boards/bless_dev_board_multi_sensor/mpconfigboard.h b/ports/nrf/boards/bless_dev_board_multi_sensor/mpconfigboard.h
new file mode 100644
index 0000000000..7fffd86ccd
--- /dev/null
+++ b/ports/nrf/boards/bless_dev_board_multi_sensor/mpconfigboard.h
@@ -0,0 +1,17 @@
+#include "nrfx/hal/nrf_gpio.h"
+
+#define MICROPY_HW_BOARD_NAME       "BLE-SS dev board Multi Sensor"
+#define MICROPY_HW_MCU_NAME         "nRF52840"
+#define MICROPY_HW_LED_STATUS       (&pin_P0_07)
+
+#define DEFAULT_I2C_BUS_SCL         (&pin_P0_26)
+#define DEFAULT_I2C_BUS_SDA         (&pin_P0_24)
+
+#define DEFAULT_SPI_BUS_SCK         (&pin_P0_13) /* n.c */
+#define DEFAULT_SPI_BUS_MOSI        (&pin_P0_14) /* n.c */
+#define DEFAULT_SPI_BUS_MISO        (&pin_P0_15) /* n.c */
+
+#define DEFAULT_UART_BUS_RX         (&pin_P0_02) /* TP7 */
+#define DEFAULT_UART_BUS_TX         (&pin_P0_03) /* TP6 */
+
+/* Note: Flash chip is not provided. */
diff --git a/ports/nrf/boards/bless_dev_board_multi_sensor/mpconfigboard.mk b/ports/nrf/boards/bless_dev_board_multi_sensor/mpconfigboard.mk
new file mode 100644
index 0000000000..90b0908505
--- /dev/null
+++ b/ports/nrf/boards/bless_dev_board_multi_sensor/mpconfigboard.mk
@@ -0,0 +1,8 @@
+USB_VID = 0x2786
+USB_PID = 0x9207
+USB_PRODUCT = "BLE-SS dev board Multi Sensor"
+USB_MANUFACTURER = "Switch Science, Inc."
+
+MCU_CHIP = nrf52840
+
+INTERNAL_FLASH_FILESYSTEM = 1
diff --git a/ports/nrf/boards/bless_dev_board_multi_sensor/pins.c b/ports/nrf/boards/bless_dev_board_multi_sensor/pins.c
new file mode 100644
index 0000000000..c6010a8c33
--- /dev/null
+++ b/ports/nrf/boards/bless_dev_board_multi_sensor/pins.c
@@ -0,0 +1,45 @@
+#include "shared-bindings/board/__init__.h"
+
+STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
+    { MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_P0_02) },      // TP7
+    { MP_ROM_QSTR(MP_QSTR_D3), MP_ROM_PTR(&pin_P0_03) },      // TP6
+    { MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_P0_04) },      // LED1
+    { MP_ROM_QSTR(MP_QSTR_D5), MP_ROM_PTR(&pin_P0_05) },      // U2-BMX055-INT1
+    { MP_ROM_QSTR(MP_QSTR_D6), MP_ROM_PTR(&pin_P0_06) },      // U2-BMX055-DRDYM
+    { MP_ROM_QSTR(MP_QSTR_D7), MP_ROM_PTR(&pin_P0_07) },      // LED2
+    { MP_ROM_QSTR(MP_QSTR_D8), MP_ROM_PTR(&pin_P0_08) },      // U4-HDC2010-DRDY/INT
+    { MP_ROM_QSTR(MP_QSTR_D9), MP_ROM_PTR(&pin_P0_09) },      // TP1
+    { MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_P0_10) },     // U3-LPS22HB-INT_DRDY
+    { MP_ROM_QSTR(MP_QSTR_D12), MP_ROM_PTR(&pin_P0_12) },     // S2
+    { MP_ROM_QSTR(MP_QSTR_D23), MP_ROM_PTR(&pin_P0_23) },     // BZ1
+    { MP_ROM_QSTR(MP_QSTR_D28), MP_ROM_PTR(&pin_P0_28) },     // U2-BMX055-INT4
+    { MP_ROM_QSTR(MP_QSTR_D29), MP_ROM_PTR(&pin_P0_29) },     // U2-BMX055-INT3
+    { MP_ROM_QSTR(MP_QSTR_D30), MP_ROM_PTR(&pin_P0_30) },     // U2-BMX055-INT5
+    { MP_ROM_QSTR(MP_QSTR_D31), MP_ROM_PTR(&pin_P0_31) },     // S1
+
+    { MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_P0_02) },      // A0/TP7
+    { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_P0_03) },      // A1/TP6
+
+    { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_P0_24) },     // 24 - SDA
+    { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_P0_26) },     // 26 - SCL
+
+    { MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_P0_13) },    // 13 - MISO (n.c)
+    { MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_P0_14) },    // 14 - MOSI (n.c)
+    { MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_P0_15) },     // 15 - SCK (n.c)
+
+    { MP_ROM_QSTR(MP_QSTR_LED1), MP_ROM_PTR(&pin_P0_07)  },   // 4 - LED1
+    { MP_ROM_QSTR(MP_QSTR_LED2), MP_ROM_PTR(&pin_P0_04)  },   // 7 - LED2
+
+    { MP_ROM_QSTR(MP_QSTR_BUTTON1), MP_ROM_PTR(&pin_P0_31) }, // 31 - S1
+    { MP_ROM_QSTR(MP_QSTR_BUTTON2), MP_ROM_PTR(&pin_P0_12) }, // 12 - S2
+
+    { MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_P0_02) },      // 2 - UART RX
+    { MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_P0_03) },      // 3 - UART TX
+
+    { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
+    { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
+    { MP_ROM_QSTR(MP_QSTR_QWIIC), MP_ROM_PTR(&board_i2c_obj) },
+    { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
+};
+
+MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);