2021-11-06 15:00:11 -04:00
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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2021-11-13 16:36:59 -05:00
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* Copyright (c) 2021 Mark Komus
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2021-11-06 15:00:11 -04:00
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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2021-12-04 13:16:35 -05:00
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#include "shared-bindings/is31fl3741/__init__.h"
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2021-11-06 15:00:11 -04:00
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#include <stdint.h>
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#include <stdbool.h>
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#include "py/obj.h"
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#include "py/runtime.h"
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2021-12-04 13:16:35 -05:00
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#include "shared-bindings/busio/I2C.h"
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2021-11-23 18:21:13 -05:00
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#include "shared-bindings/is31fl3741/IS31FL3741.h"
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2021-12-04 13:16:35 -05:00
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//| """Low-level neopixel implementation
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//|
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//| The `neopixel_write` module contains a helper method to write out bytes in
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//| the 800khz neopixel protocol.
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//|
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//| For example, to turn off a single neopixel (like the status pixel on Express
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//| boards.)
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//|
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//| .. code-block:: python
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//|
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//| import board
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//| import neopixel_write
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//| import digitalio
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//|
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//| pin = digitalio.DigitalInOut(board.NEOPIXEL)
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//| pin.direction = digitalio.Direction.OUTPUT
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//| pixel_off = bytearray([0, 0, 0])
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//| neopixel_write.neopixel_write(pin, pixel_off)"""
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//|
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//| def neopixel_write(digitalinout: digitalio.DigitalInOut, buf: ReadableBuffer) -> None:
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//| """Write buf out on the given DigitalInOut.
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//|
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//| :param ~digitalio.DigitalInOut digitalinout: the DigitalInOut to output with
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//| :param ~_typing.ReadableBuffer buf: The bytes to clock out. No assumption is made about color order"""
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//| ...
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// STATIC mp_obj_t is31fl3741_is31fl3741_write(mp_obj_t i2c_obj, mp_obj_t device_addr_obj, mp_obj_t mapping, mp_obj_t buf) {
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STATIC mp_obj_t is31fl3741_is31fl3741_write(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_i2c, ARG_addr, ARG_mapping, ARG_buffer };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_i2c, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_addr, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0x30 } },
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{ MP_QSTR_mapping, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_buffer, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_OBJ },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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mp_obj_t i2c = mp_arg_validate_type(args[ARG_i2c].u_obj, &busio_i2c_type, MP_QSTR_i2c_bus);
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if (!mp_obj_is_tuple_compatible(args[ARG_mapping].u_obj)) {
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mp_raise_ValueError(translate("Mapping must be a tuple"));
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}
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mp_obj_t *map_items;
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size_t map_len;
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mp_obj_tuple_get(args[ARG_mapping].u_obj, &map_len, &map_items);
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mp_buffer_info_t bufinfo;
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mp_get_buffer_raise(args[ARG_buffer].u_obj, &bufinfo, MP_BUFFER_READ);
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common_hal_is31fl3741_write(i2c, args[ARG_addr].u_int, map_items, (uint8_t *)bufinfo.buf, bufinfo.len);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(is31fl3741_is31fl3741_write_obj, 0, is31fl3741_is31fl3741_write);
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STATIC mp_obj_t is31fl3741_is31fl3741_init(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_i2c, ARG_addr };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_i2c, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_addr, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0x30 } },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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mp_obj_t i2c = mp_arg_validate_type(args[ARG_i2c].u_obj, &busio_i2c_type, MP_QSTR_i2c_bus);
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common_hal_is31fl3741_init(i2c, args[ARG_addr].u_int);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(is31fl3741_is31fl3741_init_obj, 0, is31fl3741_is31fl3741_init);
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2021-11-06 15:00:11 -04:00
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STATIC const mp_rom_map_elem_t is31fl3741_module_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_is31fl3741) },
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{ MP_ROM_QSTR(MP_QSTR_IS31FL3741), MP_ROM_PTR(&is31fl3741_IS31FL3741_type) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_is31fl3741_init), (mp_obj_t)&is31fl3741_is31fl3741_init_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_is31fl3741_write), (mp_obj_t)&is31fl3741_is31fl3741_write_obj },
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};
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STATIC MP_DEFINE_CONST_DICT(is31fl3741_module_globals, is31fl3741_module_globals_table);
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const mp_obj_module_t is31fl3741_module = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t *)&is31fl3741_module_globals,
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};
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2021-11-20 16:43:11 -05:00
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MP_REGISTER_MODULE(MP_QSTR_is31fl3741, is31fl3741_module, CIRCUITPY_IS31FL3741);
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