// 
// HW_drivers.h
//
// Description: Contains the general hardware handler routines' prototypes
//
//

#include "definitions.h"

extern ConfigData R_ParameterTable;
extern ConfigData E_ParameterTable;


// Function Name:   InitADC()
// 
// Description:     Initialize ADC hardware.
//
//
void InitADC(void);

// Function: adc_read()
//
// Description: Start an ADC conversion on the specified channel and returns the result.
//
unsigned char adc_read(unsigned char channel);

// Function: gpd_read()
//
// Description: Read the selected GP2D12 sensor and convert to centimeters.
//
unsigned char gpd_read(unsigned char sensor);

// Function Name:   SCM_Init()
// 
// Description:     Initialize The Smart Camera Module (SCM).
//
//
void SCM_Init(void);

// Function Name:   SCM_calibrate()
// 
// Description:     Have the SCM calibrate to the current light conditions and candle.
// Inputs:			If save argument is TRUE, then save resulting exposure to EEPROM.
//
void SCM_calibrate(unsigned char save);

// Function Name:   Line_calibrate()
// 
// Description:     Sample the line sensors and calibrate. (Robot should be placed over a white line first)
// Inputs:			If save argument is TRUE, then save resulting exposure to EEPROM.
//
void Line_calibrate(unsigned char save);

// Function Name:   Line_Sample()
// 
// Description:     Sample the specified line sensor and return average reading.
// Inputs:			Line Sensor to read.
//
unsigned char Line_Read(unsigned char sensor);