shield_code-6.0/Pip_8hpp_source.html

#ifndef PIP_HPP

#define PIP_HPP

#include <Arduino.h>

#include <Wire.h>

#include <Max1148.hpp>

//default sweep parameters. can be modified with the constructor.

#define SWEEP_DEFAULT_DELAY 1000

#define SWEEP_DEFAULT_AVG_NUM 25

#define SWEEP_DEFAULT_SAMPLES 28

#define SWEEP_DEFAULT_MIN 0

#define SWEEP_DEFAULT_MAX 4095

#define SWEEP_MAX_SAMPLES 256

#define DEFAULT_ADC_CHANNEL 0;


#define DAC_PIN DAC0


class Pip{

    friend class PipController;

    private:

        uint8_t dac_pin;

        int delay_us;

        Max1148 &adc;

        uint16_t avg_num;

        uint16_t num_samples;

        uint16_t sweep_min;

        uint16_t sweep_max;


        void clear_data(uint16_t data[], uint16_t size);


        uint16_t read_adc();

    public:

        Pip(int delay_us, uint16_t avg_num, uint16_t num_samples, uint16_t min, uint16_t max, uint8_t dac_pin, Max1148& adc);

        uint16_t data[SWEEP_MAX_SAMPLES];


};

#endif

Max1148.hpp
Header file for the Max1148 library for Dartmouth's 317 Lab. Manages ADC communication through SPI.

SWEEP_MAX_SAMPLES
#define SWEEP_MAX_SAMPLES
Definition: Pip.hpp:25

Max1148
Manages interfacing with Max1148 ADC.
Definition: Max1148.hpp:57

PipController
Manages simultaneous sweep for two Pip sensors. A bit hacky, but allows easily managing simultaneous ...
Definition: PipController.hpp:10

Pip
Manages the Pip sensor sweep and associated data.
Definition: Pip.hpp:33

Pip::sweep_max
uint16_t sweep_max
Definition: Pip.hpp:61

Pip::adc
Max1148 & adc
The ADC object for the Pip to use. Assuming each pip will use a different ADC channel.
Definition: Pip.hpp:48

Pip::sweep_min
uint16_t sweep_min
The minimum and maximum values for the sweep.
Definition: Pip.hpp:60

Pip::delay_us
int delay_us
The delay between steps in the sweep. Measured in microseconds.
Definition: Pip.hpp:43

Pip::dac_pin
uint8_t dac_pin
The pin for the DAC output.
Definition: Pip.hpp:39

Pip::avg_num
uint16_t avg_num
The number of samples to average when querying the ADC.
Definition: Pip.hpp:52

Pip::read_adc
uint16_t read_adc()
Definition: Pip.cpp:20

Pip::num_samples
uint16_t num_samples
The number of samples to take during the sweep. AKA the number of steps in the sweep.
Definition: Pip.hpp:56

Pip::data
uint16_t data[SWEEP_MAX_SAMPLES]
The data array for the sweep.
Definition: Pip.hpp:81

Pip::clear_data
void clear_data(uint16_t data[], uint16_t size)
Clears the data array.
Definition: Pip.cpp:14