AMiRo-OS

/*

AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.

Copyright (C) 2016..2019  Thomas Schöpping et al.

This program is free software: you can redistribute it and/or modify

it under the terms of the GNU Lesser General Public License as published by

the Free Software Foundation, either version 3 of the License, or

(at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License

along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

/**

 * @file    alld_P9221R.h

 * @brief   QI charger macros and structures.

 *

 * @addtogroup lld_power

 * @{

 */

#ifndef AMIROLLD_P9221R_H

#define AMIROLLD_P9221R_H

#include <amiro-lld.h>

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/* CONSTANTS                                                                  */

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/**

 * @brief Maximum I2C frequency.

 */

#define P9221R_LLD_I2C_MAXFREQUENCY   400000

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/* SETTINGS                                                                   */

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/* CHECKS                                                                     */

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/* DATA STRUCTURES AND TYPES                                                  */

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/**

 * @brief I2C address masks.

 */

enum {

  P9221R_LLD_I2C_ADDR_FIXED   = 0x0061u,

};

/**

 * @brief Registers.

 */

typedef enum {

  P9221R_LLD_REGISTER_PARTNUMBER                = 0x0000,

  P9221R_LLD_REGISTER_INTERRUPTENABLE           = 0x0038,

  // Writeable Registers

  P9221R_LLD_REGISTER_BATTERY_STATUS_SENT       = 0x003A,

  P9221R_LLD_REGISTER_END_POWER_TRANSFER        = 0x003B,

  // Read-Only Registers

  P9221R_LLD_REGISTER_OUTPUT_VOLTAGE_LSB        = 0x003C,

  P9221R_LLD_REGISTER_OUTPUT_VOLTAGE_MSB        = 0x003D,

  P9221R_LLD_REGISTER_IOUT_CURRENT_LSB          = 0x0044,

  P9221R_LLD_REGISTER_IOUT_CURRENT_MSB          = 0x0045,

  P9221R_LLD_REGISTER_OPERATING_FREQUENCY_MSB   = 0x0048,

  P9221R_LLD_REGISTER_OPERATING_FREQUENCY_LSB   = 0x0049,

  P9221R_LLD_REGISTER_ALIGNMENT_X               = 0x004B,

  P9221R_LLD_REGISTER_ALIGNMENT_Y               = 0x004C,

} p9221r_lld_register_t;

typedef struct {

  apalI2CDriver_t* i2cd;

  apalI2Caddr_t addr;

  uint16_t current_lsb_uA;

  //P9221R_lld_cfg_t *config;

} P9221RDriver;

/******************************************************************************/

/* MACROS                                                                     */

/******************************************************************************/

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/* EXTERN DECLARATIONS                                                        */

/******************************************************************************/

#ifdef __cplusplus

extern "C" {

#endif

  apalExitStatus_t p9221r_lld_read_register(const P9221RDriver* const p9221r, const p9221r_lld_register_t addr, uint8_t* const data, const uint8_t num, const apalTime_t timeout);

  apalExitStatus_t p9221r_lld_write_register(const P9221RDriver* const p9221r, const p9221r_lld_register_t addr, const uint16_t* const data, const uint8_t num, const apalTime_t timeout);

  apalExitStatus_t p9221r_lld_read_alignment(const P9221RDriver* const p9221r, int8_t* const alignment, const apalTime_t timeout);

  apalExitStatus_t p9221r_lld_read_voltage(const P9221RDriver* const p9221r, float* const voltage, const apalTime_t timeout);

  apalExitStatus_t p9221r_lld_read_current(const P9221RDriver* const p9221r, float* const current, const apalTime_t timeout);

#ifdef __cplusplus

}

#endif

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/* INLINE FUNCTIONS                                                           */

/******************************************************************************/

#endif /* AMIROLLD_P9221R_H */

/** @} */