i2c_max30100.h

//  SPDX-FileCopyrightText: 2020-2021 Ivan Ivanov 
//  SPDX-License-Identifier: GPL-3.0-or-later

#ifndef _I2C_MAX30100_
#define _I2C_MLX30100_

#define MAX30100_ADDR  0x57

#define MAX30100_ARRAY_SIZE 100 // samples, set 4*ARRAY_SIZE  in max30100_raw_data size to count bytes // was 125

#define MAX30100_EXPECTED_PART_ID       0x11
#define MAX30100_SAMPRATE_50HZ 0x00
#define MAX30100_MC_SHDN       0x80 // 1 << 7

// LED Configuration 
#define MAX30100_LED_CURR_7_6MA 0x02
#define MAX30100_LED_CURR_27_1MA 0x08
#define MAX30100_LED_CURR_50MA 0x0f

#define MAX30100_SPC_PW_200US_13BITS 0x00
#define MAX30100_SPC_PW_1600US_16BITS 0x03
#define MAX30100_SPC_SPO2_HI_RES_EN   0x40

#define MAX30100_MODE_HRONLY  0x02
#define MAX30100_MODE_SPO2_HR 0x03

#define MAX30100_FIFO_DEPTH    0x10             //  link with MAX30100_FIFO_DEPTH_MINUS_ONE (don't want to call sub)
#define MAX30100_FIFO_DEPTH_MINUS_ONE 0x0f    //  link with MAX30100_FIFO_DEPTH (don't want to call sub)

#define MAX30100_REG_FIFO_WRITE_POINTER    0x02
#define MAX30100_REG_FIFO_OVERFLOW_COUNTER 0x03
#define MAX30100_REG_FIFO_READ_POINTER     0x04
#define MAX30100_REG_FIFO_DATA 0x05
#define MAX30100_REG_MODE_CONFIGURATION 0x06
#define MAX30100_REG_SPO2_CONFIGURATION 0x07
#define MAX30100_REG_LED_CONFIGURATION  0x09
#define MAX30100_REG_PART_ID 0xff


#endif