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diff --git a/circuitpython/shared-bindings/_pew/PewPew.c b/circuitpython/shared-bindings/_pew/PewPew.c
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+++ b/circuitpython/shared-bindings/_pew/PewPew.c
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+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Radomir Dopieralski
+ *
+ * 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 "py/obj.h"
+#include "py/runtime.h"
+#include "py/mphal.h"
+#include "py/gc.h"
+#include "py/mpstate.h"
+#include "shared-bindings/digitalio/DigitalInOut.h"
+#include "shared-bindings/util.h"
+#include "PewPew.h"
+#include "common-hal/_pew/PewPew.h"
+#include "supervisor/shared/translate.h"
+
+//| class PewPew:
+//|     """This is an internal module to be used by the ``pew.py`` library from
+//|     https://github.com/pewpew-game/pew-pewpew-standalone-10.x to handle the
+//|     LED matrix display and buttons on the ``pewpew10`` board.
+//|
+//|     Usage::
+//|
+//|         This singleton class is instantiated by the ``pew`` library, and
+//|         used internally by it. All user-visible interactions are done through
+//|         that library."""
+//|
+//|     def __init__(
+//|         self,
+//|         buffer: ReadableBuffer,
+//|         rows: List[digitalio.DigitalInOut],
+//|         cols: List[digitalio.DigitalInOut],
+//|         buttons: digitalio.DigitalInOut,
+//|     ) -> None:
+//|         """Initializes matrix scanning routines.
+//|
+//|         The ``buffer`` is a 64 byte long ``bytearray`` that stores what should
+//|         be displayed on the matrix. ``rows`` and ``cols`` are both lists of
+//|         eight ``DigitalInputOutput`` objects that are connected to the matrix
+//|         rows and columns. ``buttons`` is a ``DigitalInputOutput`` object that
+//|         is connected to the common side of all buttons (the other sides of the
+//|         buttons are connected to rows of the matrix)."""
+//|         ...
+//|
+STATIC mp_obj_t pewpew_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
+    enum { ARG_buffer, ARG_rows, ARG_cols, ARG_buttons };
+    static const mp_arg_t allowed_args[] = {
+        { MP_QSTR_buffer, MP_ARG_OBJ | MP_ARG_REQUIRED },
+        { MP_QSTR_rows, MP_ARG_OBJ | MP_ARG_REQUIRED },
+        { MP_QSTR_cols, MP_ARG_OBJ | MP_ARG_REQUIRED },
+        { MP_QSTR_buttons, MP_ARG_OBJ | MP_ARG_REQUIRED },
+    };
+    mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
+    mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args),
+        allowed_args, args);
+
+    mp_buffer_info_t bufinfo;
+    mp_get_buffer_raise(args[ARG_buffer].u_obj, &bufinfo, MP_BUFFER_READ);
+
+    size_t rows_size = 0;
+    mp_obj_t *rows;
+    mp_obj_get_array(args[ARG_rows].u_obj, &rows_size, &rows);
+
+    size_t cols_size = 0;
+    mp_obj_t *cols;
+    mp_obj_get_array(args[ARG_cols].u_obj, &cols_size, &cols);
+
+    if (bufinfo.len != rows_size * cols_size) {
+        mp_raise_ValueError(translate("Incorrect buffer size"));
+    }
+
+    for (size_t i = 0; i < rows_size; ++i) {
+        digitalio_digitalinout_obj_t *pin = mp_arg_validate_type(rows[i], &digitalio_digitalinout_type, MP_QSTR_rows);
+        if (common_hal_digitalio_digitalinout_deinited(pin)) {
+            raise_deinited_error();
+        }
+    }
+
+    for (size_t i = 0; i < cols_size; ++i) {
+        digitalio_digitalinout_obj_t *pin = mp_arg_validate_type(cols[i], &digitalio_digitalinout_type, MP_QSTR_cols);
+        if (common_hal_digitalio_digitalinout_deinited(pin)) {
+            raise_deinited_error();
+        }
+    }
+
+    digitalio_digitalinout_obj_t *buttons = mp_arg_validate_type(args[ARG_buttons].u_obj, &digitalio_digitalinout_type, MP_QSTR_buttons);
+    if (common_hal_digitalio_digitalinout_deinited(buttons)) {
+        raise_deinited_error();
+    }
+
+    pew_obj_t *pew = MP_STATE_VM(pew_singleton);
+    if (!pew) {
+        pew = m_new_obj(pew_obj_t);
+        pew->base.type = &pewpew_type;
+        pew = gc_make_long_lived(pew);
+        MP_STATE_VM(pew_singleton) = pew;
+    }
+
+    pew->buffer = bufinfo.buf;
+    pew->rows = rows;
+    pew->rows_size = rows_size;
+    pew->cols = cols;
+    pew->cols_size = cols_size;
+    pew->buttons = buttons;
+    pew->pressed = 0;
+    pew_init();
+
+    return MP_OBJ_FROM_PTR(pew);
+}
+
+
+STATIC const mp_rom_map_elem_t pewpew_locals_dict_table[] = {
+};
+STATIC MP_DEFINE_CONST_DICT(pewpew_locals_dict, pewpew_locals_dict_table);
+const mp_obj_type_t pewpew_type = {
+    { &mp_type_type },
+    .name = MP_QSTR_PewPew,
+    .make_new = pewpew_make_new,
+    .locals_dict = (mp_obj_dict_t *)&pewpew_locals_dict,
+};