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/*******************************************************************************
 * Copyright (C) 2018 Maxim Integrated Products, Inc., All Rights Reserved.
 *
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 */
 
#ifndef _MAX77816_H_
#define _MAX77816_H_
 
#include "mbed.h"
 
class MAX77816
{
 
public:
 
    /**
     * @brief   Register Addresses
     * @details Enumerated MAX77816 register addresses
     */
    typedef enum {
        REG_0,
        REG_1,
        REG_2,
        REG_3,
        REG_4,
        REG_5,
        REG_6,
        REG_7
    } registers_t;
 
 
    /**
     * MAX77816 constructor.
     *
     * @param sda mbed pin to use for SDA line of I2C interface.
     * @param scl mbed pin to use for SCL line of I2C interface.
     */
    MAX77816(PinName sda, PinName scl);
 
    /**
     * MAX77816 constructor.
     *
     * @param i2c I2C object to use.
     */
    MAX77816(I2C *i2c);
 
    /**
     * MAX77816 destructor.
     */
    ~MAX77816();
 
    /**
     * @brief   Initialize MAX77816
     */
    int32_t init();
 
    /**
     * @brief   Write Register
     * @details Writes data to MAX77816 register
     *
     * @param   reg_addr Register to write
     * @param   reg_data Data to write
     * @returns 0 if no errors, -1 if error.
     */
    int32_t writeReg(MAX77816::registers_t reg_addr, char reg_data);
 
    /**
     * @brief   Read Register
     * @details Reads data from MAX77816 register
     *
     * @param   reg_addr Register to read
     * @returns data if no errors, -1 if error.
     */
    int32_t readReg(MAX77816::registers_t reg_addr);
  
  
    int32_t writeBlock(MAX77816::registers_t startReg, MAX77816::registers_t stopReg, const uint8_t *data);
    int32_t readBlock(MAX77816::registers_t startReg, MAX77816::registers_t stopReg, uint8_t *data);
    
    int32_t getVersion();
    int32_t getChipRevision();
    int32_t getStatus();
    int32_t setVout(uint8_t reg_data);
    int32_t setVoutH(uint8_t reg_data);
    int32_t setIntMask(uint8_t reg_data);
    int32_t setIntMask();
    int32_t getInt();
    
private:
 
    I2C *i2c_;
    bool i2c_owner;
 
};
 
#endif /* _MAX77816_H_ */