iic.h

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/*
Copyright (c) 2023 Eindhoven University of Technology
 
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.
*/
#ifndef IIC_H
#define IIC_H
#include <stdbool.h>
#include <stdint.h>
 
typedef enum { IIC0 = 0, IIC1 = 1, NUM_IICS = 2 } iic_index_t;
 
extern void iic_init(const iic_index_t iic);
 
extern void iic_destroy(const iic_index_t iic);
 
extern bool iic_read_register(const iic_index_t iic, const uint8_t addr,
                              const uint8_t reg, uint8_t *data,
                              uint16_t length);
 
extern bool iic_write_register(const iic_index_t iic, const uint8_t addr,
                               const uint8_t reg, uint8_t *data,
                               uint16_t length);
 
extern bool iic_set_slave_mode(const iic_index_t iic, const uint8_t addr,
                               uint32_t *register_map,
                               const uint32_t rm_length);
 
extern void iic_slave_mode_handler(const iic_index_t iic);
 
extern void iic_reset(const iic_index_t iic);
#endif