diff options
Diffstat (limited to 'circuitpython/shared-bindings/is31fl3741/IS31FL3741.c')
| -rw-r--r-- | circuitpython/shared-bindings/is31fl3741/IS31FL3741.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/circuitpython/shared-bindings/is31fl3741/IS31FL3741.c b/circuitpython/shared-bindings/is31fl3741/IS31FL3741.c new file mode 100644 index 0000000..46a7f8a --- /dev/null +++ b/circuitpython/shared-bindings/is31fl3741/IS31FL3741.c @@ -0,0 +1,180 @@ +/* + * 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 = m_new_obj(is31fl3741_IS31FL3741_obj_t); + self->base.type = &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, +}; |