charge_controller_v7/adc.h

#ifndef ADC_H_
#include "ti/driverlib/dl_i2c.h"
#include "ti_msp_dl_config.h"

#define ADC_TARGET_BASE_ADDRESS (0x68)
#define ADC_VREF_MV (2048)

//Maximum packet sizes
#define I2C_TX_MAX_PACKET_SIZE (16)
#define I2C_RX_MAX_PACKET_SIZE (16)

//Flag for READ and WRITE
extern volatile bool gRxComplete;
extern volatile bool gTxComplete;
extern uint8_t gTxPacket[I2C_TX_MAX_PACKET_SIZE];
extern uint8_t gRxPacket[I2C_RX_MAX_PACKET_SIZE];

/*Counters for Tx and Rx length and bytes sent*/
extern uint32_t gTxADClen, gTxADCcount;
extern uint32_t gRxADClen, gRxADCcount;

typedef struct{
    uint8_t channel;
    uint8_t resolution;
    bool continuous;
    uint8_t gain;
} ADC_PARAMS;

uint8_t ADC_ConstructConfigBytes(ADC_PARAMS params);
void ADC_SetConfigurationBytes(ADC_PARAMS params);
int16_t ADC_ReadData(uint8_t slot_id, ADC_PARAMS params);
uint16_t ADC_ConvertToVoltage(int16_t adc_value, ADC_PARAMS params);
void Battery_UpdateCurrentVoltage(ADC_PARAMS params);

#endif