61 lines
2.8 KiB
C
61 lines
2.8 KiB
C
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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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* Copyright (c) 2018 Noralf Trønnes
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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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#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_I2C_SLAVE_H
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#define MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_I2C_SLAVE_H
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#include "py/obj.h"
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#include "common-hal/microcontroller/Pin.h"
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#include "common-hal/i2cperipheral/I2CPeripheral.h"
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typedef struct {
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mp_obj_base_t base;
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i2cperipheral_i2c_peripheral_obj_t *peripheral;
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uint16_t address;
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bool is_read;
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bool is_restart;
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} i2cperipheral_i2c_peripheral_request_obj_t;
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extern const mp_obj_type_t i2cperipheral_i2c_peripheral_request_type;
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extern const mp_obj_type_t i2cperipheral_i2c_peripheral_type;
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extern void common_hal_i2cperipheral_i2c_peripheral_construct(i2cperipheral_i2c_peripheral_obj_t *self,
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const mcu_pin_obj_t* scl, const mcu_pin_obj_t* sda,
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uint8_t *addresses, unsigned int num_addresses, bool smbus);
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extern void common_hal_i2cperipheral_i2c_peripheral_deinit(i2cperipheral_i2c_peripheral_obj_t *self);
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extern bool common_hal_i2cperipheral_i2c_peripheral_deinited(i2cperipheral_i2c_peripheral_obj_t *self);
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extern int common_hal_i2cperipheral_i2c_peripheral_is_addressed(i2cperipheral_i2c_peripheral_obj_t *self,
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uint8_t *address, bool *is_read, bool *is_restart);
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extern int common_hal_i2cperipheral_i2c_peripheral_read_byte(i2cperipheral_i2c_peripheral_obj_t *self, uint8_t *data);
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extern int common_hal_i2cperipheral_i2c_peripheral_write_byte(i2cperipheral_i2c_peripheral_obj_t *self, uint8_t data);
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extern void common_hal_i2cperipheral_i2c_peripheral_ack(i2cperipheral_i2c_peripheral_obj_t *self, bool ack);
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extern void common_hal_i2cperipheral_i2c_peripheral_close(i2cperipheral_i2c_peripheral_obj_t *self);
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#endif // MICROPY_INCLUDED_SHARED_BINDINGS_BUSIO_I2C_SLAVE_H
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