Configuration.h

/*****************************************************************************************************
 * PIN LAYOUT
 * This file is used by other classes to define the pins used for the hardware.
 *****************************************************************************************************/
#ifndef CONFIGURATION_H
#define CONFIGURATION_H

#include <Arduino.h>

/* Runtime Configuration */
#define DELAY               0

/* Debug Options */
#define DEBUG               0

/* Serial Options */
#define BAUDRATE            115200
#define PING                '1'

/* =================================== */
/* Pin layout */
/* =================================== */
/* Motor Pins */
#define VIBRATION_PIN      28

/* Potentiometer Pins */
#define POT0_PIN           A3

/* LED Pins */
#define LED_BUILTIN        13

/* SWITCH Pins */
#define SWITCH_PIN1        51
#define SWITCH_PIN2        52
#define SWITCH_PIN3        53

/* =================================== */
/* Resolution */
/* =================================== */
#define ADC_RES             1024

/* Buffer len */
#define DEFAULT_BUFFER_LEN  2560
#define COMBINATION_LEN     3

// Packed attribute specifies each member of the structure or union is placed 
// to minimize the memory required.
// Size: 2 bytes probably padded to 16bytes
typedef struct {
    uint8_t pin;         // What Arduino pin :: 8bits , 1byte
    bool val;            // What value is that arduino pin :: 8bits, 1byte
} __attribute__((__packed__)) bool_packet_t; 

// Packed attribute specifies each member of the structure or union is placed 
// to minimize the memory required.
// Size: 3 bytes probably padded to 16bytes
typedef struct {
    uint8_t pin;         // What type of sensor, accelerometer, button, header etc.
    uint16_t val;         // Unique identifier for this sensor
} __attribute__((__packed__)) i_packet_t; 

/*
// Size: 6 bytes
typedef struct {
    uint8_t type;         // What type of sensor, accelerometer, button etc. Using type as the header
    uint8_t id;               // Unique identifier for this sensor
    union {
        uint8_t data[4];           
        sensors_u08_t button;   // which finger is in contact with the thumb
    };
} __attribute__((__packed__)) u08_sensor_packet_t; 
*/

#endif