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/*
ThermoplastExtruder.h - RepRap Thermoplastic Extruder library for Arduino
This library is used to read, control, and handle a thermoplastic extruder.
More information at: http://reprap.org/bin/view/Main/RepRapOneDarwinThermoplastExtruder
Memory Usage Estimate: 18 bytes
History:
* (0.1) Created intial library by Zach Smith.
* (0.2) Initial rework by Marius Kintel <kintel@sim.no>
* (0.3) Updated and optimized by Zach Smith
* (0.4) Updated with new default values for 100K thermistor.
* (0.3) Rewrote and refactored all code by Zach Smith.
License: GPL v2.0
*/
#ifndef THERMOPLASTEXTRUDER_H
#define THERMOPLASTEXTRUDER_H
#include "WProgram.h" // Fix for Arduino-0012 compile error (see http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1232533589)
#include "WConstants.h"
class ThermoplastExtruder
{
public:
ThermoplastExtruder(byte motor_dir_pin, byte motor_pwm_pin, byte heater_pin,
byte cooler_pin, byte thermistor_pin, byte valve_dir_pin,
byte valve_enable_pin);
// various setters methods:
void setSpeed(byte speed);
void setDirection(bool dir);
void setCooler(byte speed);
//temparature control
void setTemperature(int temp);
int getTemperature();
int calculateTemperatureFromRaw(int raw);
void manageTemperature();
// Open and close the valve
void setValve(bool dir, byte pulse_time);
//variables for easy access.
byte heater_low; // Low heater, for when we're at our temp, 0-255
byte heater_high; // High heater, for when we're below our temp, 0-255
int target_celsius; // Our target temperature
int max_celsius; // Our max temperature
private:
//pin numbers:
byte motor_pwm_pin; // motor PWM pin
byte motor_dir_pin; // motor direction pin
byte valve_enable_pin; // valve enable pin
byte valve_dir_pin; // valve direction pin
byte heater_pin; // heater PWM pin
byte thermistor_pin; // thermistor analog input pin
byte cooler_pin; // cooler fan PWM pin
//extruder variables
bool motor_dir; // Motor direction (true = forward, false = backward)
byte motor_pwm; // Speed in PWM, 0-255
byte cooler_pwm; // Fan speed in PWM, 0-255
int current_celsius; // Our current temperature
int raw_temperature; // our raw temperature reading.
};
#endif
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