File content as of revision 0:0a5f554d2a16:

#ifndef Data_Types_BMU_H
#define Data_Types_BMU_H

#include "CAN_Data.h"
#include "CAN_IDs.h"
#include "mbed.h"

#define NO_OF_CELLS 1
#define NO_TEMPERATURE_SENSORS 1

// CAN pins
#define CAN_WRITE_PIN p29
#define CAN_READ_PIN p30

struct BMU_data{
    // Data for the CAN bus see Tritium Communications Protocol
    // Cell voltage
    uint16_t cell_voltages[NO_OF_CELLS]; // Store all voltage measurements in here
    uint16_t max_cell_voltage;
    uint16_t min_cell_voltage;
    uint8_t CMU_cell_voltage_minimum[2]; //Order: [0]CMU with minimum [1]cell with minimum
    uint8_t CMU_cell_voltage_maximum[2]; //Order: [0]CMU with maximum [1]cell with maximum
    
    // SOC 
    float SOC;
    float percentage_SOC;
    
    //Cell Temperature
    uint16_t temperature_measurements[NO_TEMPERATURE_SENSORS]; // Store all of the temperature measurements in here
    uint16_t max_cell_temp;
    uint16_t min_cell_temp;
    uint8_t CMU_number_min_temp;
    uint8_t CMU_number_max_temp;
};

// @TODO are both the battery status and extended status used or just one of them
enum BMU_CAN_flags{
    // Think this is used for legacy software
};

enum BMU_extended_CAN_flags{
    // BMU wont send all of these errors 
    NONE = 0x00,
    CELL_OVER_VOLTAGE = 0x00000001,
    CELL_UNDER_VOLTAGE = 0x00000002,
    CELL_OVER_TEMPERATURE = 0x00000004,
    MEASUREMENT_UNTRUSTED = 0x00000008,
    CMU_COMMUNICATION_TIMEOUT = 0x00000010,
    VEHICLE_COMMUNICATIONS_TIMEOUT = 0x00000020,
    BMU_SETUP_MODE = 0x00000040,
    CMU_CAN_POWER_STATUS = 0x00000080,
    PACK_ISOLATION_TEST_FAILURE = 0x00000100,
    SOC_MEASUREMENT_NOT_VALID = 0x00000200,
    CAN_12V_LOW = 0x00000400,
    CONTACTOR_NOT_ENGAGED = 0x00000800,
    CMU_EXTRA_CELL = 0x00001000,
};

#endif