esp32-camera/driver/private_include/sccb.h
Jeff Epler 6c31a4dccd Allow specifying the i2c port to use for sccb
To do this, put NO_PIN (-1) in `pin_sccb_sda` and set `sccb_i2c_port`.
2022-07-28 12:10:55 -05:00

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/*
* This file is part of the OpenMV project.
* Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
* This work is licensed under the MIT license, see the file LICENSE for details.
*
* SCCB (I2C like) driver.
*
*/
#ifndef __SCCB_H__
#define __SCCB_H__
#include <stdint.h>
int SCCB_Init(int pin_sda, int pin_scl);
int SCCB_Use_Port(int sccb_i2c_port);
int SCCB_Deinit(void);
uint8_t SCCB_Probe();
uint8_t SCCB_Read(uint8_t slv_addr, uint8_t reg);
uint8_t SCCB_Write(uint8_t slv_addr, uint8_t reg, uint8_t data);
uint8_t SCCB_Read16(uint8_t slv_addr, uint16_t reg);
uint8_t SCCB_Write16(uint8_t slv_addr, uint16_t reg, uint8_t data);
#endif // __SCCB_H__