circuitpython/shared-bindings/is31fl3741/IS31FL3741.c

181 lines
7.5 KiB
C

/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2021 Mark Komus
*
* 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/objproperty.h"
#include "py/runtime.h"
#include "py/objarray.h"
#include "shared-bindings/is31fl3741/IS31FL3741.h"
#include "shared-bindings/util.h"
#include "shared-module/displayio/__init__.h"
#include "shared-bindings/busio/I2C.h"
//| class IS31FL3741:
//| """Driver for an IS31FL3741 device."""
//|
//| def __init__(self, i2c: busio.I2C, *, addr: int = 0x30) -> None:
//| """Create a IS31FL3741 object with the given attributes.
//|
//| Designed to work low level or passed to and object such as
//| :class:`~is31fl3741.IS31FL3741_FrameBuffer`.
//|
//| :param ~busio.I2C i2c: I2C bus the IS31FL3741 is on
//| :param int addr: device address"""
//| ...
STATIC mp_obj_t is31fl3741_IS31FL3741_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
enum { ARG_i2c, ARG_addr };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_i2c, MP_ARG_OBJ | MP_ARG_REQUIRED },
{ MP_QSTR_addr, MP_ARG_INT | MP_ARG_KW_ONLY, { .u_int = 0x30 } },
};
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_obj_t i2c = mp_arg_validate_type(args[ARG_i2c].u_obj, &busio_i2c_type, MP_QSTR_i2c_bus);
is31fl3741_IS31FL3741_obj_t *self = mp_obj_malloc(is31fl3741_IS31FL3741_obj_t, &is31fl3741_IS31FL3741_type);
common_hal_is31fl3741_IS31FL3741_construct(self,
MP_OBJ_TO_PTR(i2c),
args[ARG_addr].u_int
);
return MP_OBJ_FROM_PTR(self);
}
//| def deinit(self) -> None:
//| """Free the resources associated with this
//| IS31FL3741 instance. After deinitialization, no further operations
//| may be performed."""
//| ...
//|
STATIC mp_obj_t is31fl3741_IS31FL3741_deinit(mp_obj_t self_in) {
is31fl3741_IS31FL3741_obj_t *self = (is31fl3741_IS31FL3741_obj_t *)self_in;
common_hal_is31fl3741_IS31FL3741_deinit(self);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(is31fl3741_IS31FL3741_deinit_obj, is31fl3741_IS31FL3741_deinit);
//| def reset(self) -> None:
//| """Resets the IS31FL3741 chip."""
//| ...
//|
STATIC mp_obj_t is31fl3741_IS31FL3741_reset(mp_obj_t self_in) {
is31fl3741_IS31FL3741_obj_t *self = MP_OBJ_TO_PTR(self_in);
common_hal_is31fl3741_send_reset(self);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_1(is31fl3741_IS31FL3741_reset_obj, is31fl3741_IS31FL3741_reset);
//| def enable(self) -> None:
//| """Enables the IS31FL3741 chip."""
//| ...
//|
STATIC mp_obj_t is31fl3741_IS31FL3741_enable(mp_obj_t self_in) {
is31fl3741_IS31FL3741_obj_t *self = MP_OBJ_TO_PTR(self_in);
common_hal_is31fl3741_send_enable(self);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_1(is31fl3741_IS31FL3741_enable_obj, is31fl3741_IS31FL3741_enable);
//| def set_global_current(self, current: int) -> None:
//| """Sets the global current of the IS31FL3741 chip.
//|
//| :param int current: global current value 0x00 to 0xFF"""
//| ...
//|
STATIC mp_obj_t is31fl3741_IS31FL3741_set_global_current(mp_obj_t self_in, mp_obj_t value) {
is31fl3741_IS31FL3741_obj_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t current = mp_obj_get_int(value);
common_hal_is31fl3741_set_current(self, current);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(is31fl3741_IS31FL3741_set_global_current_obj, is31fl3741_IS31FL3741_set_global_current);
//| def set_led(self, led: int, value: int, page: int) -> None:
//| """Resets the IS31FL3741 chip.
//|
//| :param int led: which LED to set
//| :param int value: value to set the LED to 0x00 to 0xFF
//| :param int page: page to write to 0 or 2. If the LED is a >= 180
//| the routine will automatically write to page 1 or 3 (instead
//| of 0 or 2)"""
//| ...
//|
STATIC mp_obj_t is31fl3741_IS31FL3741_set_led(size_t n_args, const mp_obj_t *args) {
is31fl3741_IS31FL3741_obj_t *self = MP_OBJ_TO_PTR(args[0]);
mp_int_t led = mp_obj_get_int(args[1]);
mp_int_t value = mp_obj_get_int(args[2]);
mp_int_t page = mp_obj_get_int(args[3]);
common_hal_is31fl3741_set_led(self, led, value, page);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(is31fl3741_IS31FL3741_set_led_obj, 4, 4, is31fl3741_IS31FL3741_set_led);
//| def write(mapping: Tuple[int, ...], buf: ReadableBuffer) -> None:
//| """Write buf out on the I2C bus to the IS31FL3741.
//|
//| :param ~Tuple[int, ...] mapping: map the pixels in the buffer to the order addressed by the driver chip
//| :param ~_typing.ReadableBuffer buf: The bytes to clock out. No assumption is made about color order
//| """
//| ...
//|
STATIC mp_obj_t is31fl3741_IS31FL3741_write(mp_obj_t self_in, mp_obj_t mapping, mp_obj_t buffer) {
is31fl3741_IS31FL3741_obj_t *self = MP_OBJ_TO_PTR(self_in);
if (!mp_obj_is_tuple_compatible(mapping)) {
mp_raise_ValueError(translate("Mapping must be a tuple"));
}
mp_obj_t *map_items;
size_t map_len;
mp_obj_tuple_get(mapping, &map_len, &map_items);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(buffer, &bufinfo, MP_BUFFER_READ);
common_hal_is31fl3741_write(self, map_items, (uint8_t *)bufinfo.buf, bufinfo.len);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_3(is31fl3741_IS31FL3741_write_obj, is31fl3741_IS31FL3741_write);
STATIC const mp_rom_map_elem_t is31fl3741_IS31FL3741_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&is31fl3741_IS31FL3741_deinit_obj) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_write), (mp_obj_t)&is31fl3741_IS31FL3741_write_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_reset), (mp_obj_t)&is31fl3741_IS31FL3741_reset_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_enable), (mp_obj_t)&is31fl3741_IS31FL3741_enable_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_set_global_current), (mp_obj_t)&is31fl3741_IS31FL3741_set_global_current_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_set_led), (mp_obj_t)&is31fl3741_IS31FL3741_set_led_obj },
};
STATIC MP_DEFINE_CONST_DICT(is31fl3741_IS31FL3741_locals_dict, is31fl3741_IS31FL3741_locals_dict_table);
const mp_obj_type_t is31fl3741_IS31FL3741_type = {
{ &mp_type_type },
.name = MP_QSTR_is31fl3741,
.locals_dict = (mp_obj_dict_t *)&is31fl3741_IS31FL3741_locals_dict,
.make_new = is31fl3741_IS31FL3741_make_new,
};