39 lines
1.9 KiB
C
39 lines
1.9 KiB
C
// This file is part of the CircuitPython project: https://circuitpython.org
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//
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// SPDX-FileCopyrightText: Copyright (c) 2019 Scott Shawcroft for Adafruit Industries
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//
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// SPDX-License-Identifier: MIT
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#pragma once
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#include "common-hal/paralleldisplaybus/ParallelBus.h"
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#include "common-hal/microcontroller/Pin.h"
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#include "shared-bindings/displayio/__init__.h"
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#include "shared-module/displayio/Group.h"
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extern const mp_obj_type_t paralleldisplaybus_parallelbus_type;
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void common_hal_paralleldisplaybus_parallelbus_construct(paralleldisplaybus_parallelbus_obj_t *self,
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const mcu_pin_obj_t *data0, const mcu_pin_obj_t *command, const mcu_pin_obj_t *chip_select,
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const mcu_pin_obj_t *write, const mcu_pin_obj_t *read, const mcu_pin_obj_t *reset, uint32_t frequency);
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void common_hal_paralleldisplaybus_parallelbus_construct_nonsequential(paralleldisplaybus_parallelbus_obj_t *self,
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uint8_t n_pins, const mcu_pin_obj_t **data_pins, const mcu_pin_obj_t *command, const mcu_pin_obj_t *chip_select,
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const mcu_pin_obj_t *write, const mcu_pin_obj_t *read, const mcu_pin_obj_t *reset, uint32_t frequency);
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void common_hal_paralleldisplaybus_parallelbus_deinit(paralleldisplaybus_parallelbus_obj_t *self);
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bool common_hal_paralleldisplaybus_parallelbus_reset(mp_obj_t self);
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bool common_hal_paralleldisplaybus_parallelbus_bus_free(mp_obj_t self);
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bool common_hal_paralleldisplaybus_parallelbus_begin_transaction(mp_obj_t self);
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void common_hal_paralleldisplaybus_parallelbus_send(mp_obj_t self, display_byte_type_t byte_type,
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display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length);
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void common_hal_paralleldisplaybus_parallelbus_end_transaction(mp_obj_t self);
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// The ParallelBus object always lives off the MP heap. So, code must collect any pointers
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// back to the MP heap manually. Otherwise they'll get freed.
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void common_hal_paralleldisplaybus_parallelbus_collect_ptrs(mp_obj_t self);
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