The Technology Partnership / Heater_V2

Heater for threaded program

Dependents:   LEX_Threaded_Programming_V3

Heater.h@34:294adcc3e4b2, 2019-09-20 (annotated)

Committer:
justinbuckland
Date:
Fri Sep 20 14:53:54 2019 +0000
Revision:
34:294adcc3e4b2
Parent:
32:34921454e932
Child:
35:5acf01897ed6
Added board UID, ADC->Ohms resistance cal table; Added pressure control

Who changed what in which revision?

UserRevisionLine numberNew contents of line
omatthews 0:4e33cc8171f4 1 /*------------------------------------------------------------------------------
omatthews 0:4e33cc8171f4 2 Library header file for heater operations
omatthews 0:4e33cc8171f4 3 Date: 16/07/2018
omatthews 0:4e33cc8171f4 4
omatthews 0:4e33cc8171f4 5
omatthews 0:4e33cc8171f4 6 ------------------------------------------------------------------------------*/
omatthews 0:4e33cc8171f4 7
omatthews 0:4e33cc8171f4 8 #ifndef Heater_H
omatthews 0:4e33cc8171f4 9 #define Heater_H
omatthews 0:4e33cc8171f4 10 #include "mbed.h"
omatthews 0:4e33cc8171f4 11 #include "ADS8568_ADC.h"
omatthews 17:0bfed0e96927 12 #include "FastPWM.h"
omatthews 26:f6c98b05ee85 13 #include "memspcr.pb.h"
omatthews 0:4e33cc8171f4 14
omatthews 0:4e33cc8171f4 15
omatthews 0:4e33cc8171f4 16 class Heater
omatthews 0:4e33cc8171f4 17 {
omatthews 7:59ece353eea2 18 //This class provides the interface through which each heater can be controlled
omatthews 30:055d856f05b5 19 public:
omatthews 30:055d856f05b5 20 /** Constructor
omatthews 30:055d856f05b5 21 * @param thermal passes in all the control information needed for the heater
omatthews 30:055d856f05b5 22 * @param i_port is the ADC port relating to the current read
omatthews 30:055d856f05b5 23 * @param v_port is the ADC port relating to the voltage read
omatthews 30:055d856f05b5 24 * @param * drive is a pointer to the main heater
omatthews 30:055d856f05b5 25 * @param * guard is a pointer to the guard heater
omatthews 30:055d856f05b5 26 **/
omatthews 31:7c6f05326c4d 27 Heater(const int i_port, const int v_port, FastPWM * drive, FastPWM * guard, ADS8568_ADC * adc, DigitalIn adc_busy, const memspcr_ThermalConfiguration & thermal = memspcr_ThermalConfiguration_init_zero);
omatthews 0:4e33cc8171f4 28
justinbuckland 32:34921454e932 29
omatthews 30:055d856f05b5 30 //Public member functions
omatthews 30:055d856f05b5 31
justinbuckland 32:34921454e932 32 void read(); //Updates the resistance and error values for the heater
justinbuckland 32:34921454e932 33 void update(); //Holds R_ref for hold_time miliseconds
omatthews 30:055d856f05b5 34 void turn_on(); //Turns the heater on
omatthews 30:055d856f05b5 35 void turn_off(); //Turns the heater off
omatthews 25:09a315a59956 36
justinbuckland 32:34921454e932 37 //Getters and setters
omatthews 30:055d856f05b5 38 void Set_ref(float R);
omatthews 30:055d856f05b5 39 void Set_D(float D);
omatthews 31:7c6f05326c4d 40 int Get_D() const;
omatthews 30:055d856f05b5 41 int Get_i() const;
omatthews 30:055d856f05b5 42 int Get_v() const;
omatthews 30:055d856f05b5 43 float Get_R() const;
omatthews 31:7c6f05326c4d 44 float Get_R_ref() const;
omatthews 31:7c6f05326c4d 45 float Get_error() const;
omatthews 31:7c6f05326c4d 46 float Get_error_integrated() const;
omatthews 0:4e33cc8171f4 47
omatthews 30:055d856f05b5 48 protected:
omatthews 16:cd837b230b09 49
omatthews 30:055d856f05b5 50 const memspcr_ThermalConfiguration thermal;
omatthews 30:055d856f05b5 51 int curr; //Latest current reading from ADC
omatthews 30:055d856f05b5 52 int v; //Latest voltage reading from ADC
omatthews 30:055d856f05b5 53 float R; //Latest resistance calculated from ADC current and voltage
omatthews 30:055d856f05b5 54 float R_ref; //Current referance for resistance
omatthews 30:055d856f05b5 55 float error; //R_ref - R
omatthews 30:055d856f05b5 56 float error_integrated; //Integrated error
omatthews 31:7c6f05326c4d 57 ADS8568_ADC * adc;
omatthews 31:7c6f05326c4d 58 DigitalIn adc_busy;
omatthews 30:055d856f05b5 59 int i_port; //ADC port which corresponds to current measurements
omatthews 30:055d856f05b5 60 int v_port; //ADC port which corresponds to voltage measurements
omatthews 30:055d856f05b5 61 FastPWM * drive; //Pointer to the driver
omatthews 30:055d856f05b5 62 FastPWM * guard; //Pointer to the guard
omatthews 30:055d856f05b5 63
omatthews 0:4e33cc8171f4 64 };
omatthews 30:055d856f05b5 65
omatthews 19:fccdd7127f94 66 #endif