diff --git a/ports/atmel-samd/boards/catwan_usbstick/board.c b/ports/atmel-samd/boards/catwan_usbstick/board.c
new file mode 100644
index 0000000000..c8e20206a1
--- /dev/null
+++ b/ports/atmel-samd/boards/catwan_usbstick/board.c
@@ -0,0 +1,38 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "boards/board.h"
+
+void board_init(void)
+{
+}
+
+bool board_requests_safe_mode(void) {
+    return false;
+}
+
+void reset_board(void) {
+}
diff --git a/ports/atmel-samd/boards/catwan_usbstick/mpconfigboard.h b/ports/atmel-samd/boards/catwan_usbstick/mpconfigboard.h
new file mode 100644
index 0000000000..341dcc27e6
--- /dev/null
+++ b/ports/atmel-samd/boards/catwan_usbstick/mpconfigboard.h
@@ -0,0 +1,58 @@
+#define MICROPY_HW_BOARD_NAME "Electronic Cats CatWAN USBStick"
+#define MICROPY_HW_MCU_NAME "samd21e18"
+
+#define MICROPY_HW_LED_RX   &pin_PA14
+
+#define MICROPY_PORT_A        (PORT_PA14)
+#define MICROPY_PORT_B        (0)
+#define MICROPY_PORT_C        (0)
+
+#define CIRCUITPY_INTERNAL_NVM_SIZE 0
+
+#define DEFAULT_SPI_BUS_SCK (&pin_PA19)
+#define DEFAULT_SPI_BUS_MOSI (&pin_PA18)
+#define DEFAULT_SPI_BUS_MISO (&pin_PA22)
+
+#define BOARD_FLASH_SIZE (0x00040000 - 0x2000 - 0x010000)
+
+#define IGNORE_PIN_PA00     1
+#define IGNORE_PIN_PA01     1
+#define IGNORE_PIN_PA02     1
+#define IGNORE_PIN_PA03     1
+#define IGNORE_PIN_PA05     1
+#define IGNORE_PIN_PA06     1
+#define IGNORE_PIN_PA07     1
+#define IGNORE_PIN_PA08     1
+#define IGNORE_PIN_PA09     1
+#define IGNORE_PIN_PA10     1
+#define IGNORE_PIN_PA11     1
+#define IGNORE_PIN_PA12     1
+#define IGNORE_PIN_PA13     1
+#define IGNORE_PIN_PA20     1
+#define IGNORE_PIN_PA21     1
+// USB is always used.
+#define IGNORE_PIN_PA24     1
+#define IGNORE_PIN_PA25     1
+#define IGNORE_PIN_PA28     1
+#define IGNORE_PIN_PB01     1
+#define IGNORE_PIN_PB02     1
+#define IGNORE_PIN_PB03     1
+#define IGNORE_PIN_PB04     1
+#define IGNORE_PIN_PB05     1
+#define IGNORE_PIN_PB06     1
+#define IGNORE_PIN_PB07     1
+#define IGNORE_PIN_PB08     1
+#define IGNORE_PIN_PB09     1
+#define IGNORE_PIN_PB10     1
+#define IGNORE_PIN_PB11     1
+#define IGNORE_PIN_PB12     1
+#define IGNORE_PIN_PB13     1
+#define IGNORE_PIN_PB14     1
+#define IGNORE_PIN_PB15     1
+#define IGNORE_PIN_PB16     1
+#define IGNORE_PIN_PB17     1
+#define IGNORE_PIN_PB22     1
+#define IGNORE_PIN_PB23     1
+#define IGNORE_PIN_PB30     1
+#define IGNORE_PIN_PB31     1
+#define IGNORE_PIN_PB00     1
diff --git a/ports/atmel-samd/boards/catwan_usbstick/mpconfigboard.mk b/ports/atmel-samd/boards/catwan_usbstick/mpconfigboard.mk
new file mode 100644
index 0000000000..fd4590166e
--- /dev/null
+++ b/ports/atmel-samd/boards/catwan_usbstick/mpconfigboard.mk
@@ -0,0 +1,11 @@
+LD_FILE = boards/samd21x18-bootloader.ld
+USB_VID = 0xBAB2
+USB_PID = 0x1209
+USB_PRODUCT = "CatWAN USBStick"
+USB_MANUFACTURER = "Electronic Cats"
+
+INTERNAL_FLASH_FILESYSTEM = 1
+LONGINT_IMPL = NONE
+
+CHIP_VARIANT = SAMD21E18A
+CHIP_FAMILY = samd21
diff --git a/ports/atmel-samd/boards/catwan_usbstick/pins.c b/ports/atmel-samd/boards/catwan_usbstick/pins.c
new file mode 100644
index 0000000000..8997b653ff
--- /dev/null
+++ b/ports/atmel-samd/boards/catwan_usbstick/pins.c
@@ -0,0 +1,19 @@
+#include "shared-bindings/board/__init__.h"
+
+#include "board_busses.h"
+
+STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
+    { MP_ROM_QSTR(MP_QSTR_D0), MP_ROM_PTR(&pin_PA30) },
+    { MP_ROM_QSTR(MP_QSTR_D1), MP_ROM_PTR(&pin_PA31) },
+    { MP_ROM_QSTR(MP_QSTR_RFM9X_D0), MP_ROM_PTR(&pin_PA04) },
+    { MP_ROM_QSTR(MP_QSTR_RFM9X_D1), MP_ROM_PTR(&pin_PA23) },
+    { MP_ROM_QSTR(MP_QSTR_RFM9X_D2), MP_ROM_PTR(&pin_PA27) },
+    { MP_ROM_QSTR(MP_QSTR_RFM9X_D5), MP_ROM_PTR(&pin_PA15) },
+    { MP_ROM_QSTR(MP_QSTR_RFM9X_RST), MP_ROM_PTR(&pin_PA16) },
+    { MP_ROM_QSTR(MP_QSTR_RFM9X_CS), MP_ROM_PTR(&pin_PA17) },
+    { MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PA19) },
+    { MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PA18) },
+    { MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PA22) },
+    { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);