40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
/*
|
|
* Power.hpp
|
|
*
|
|
* Created on: 28 Oct, 2018
|
|
* Authors: Ben V. Brown, David Hilton (David's Idea)
|
|
*/
|
|
|
|
#include "stdint.h"
|
|
#include <history.hpp>
|
|
#include "hardware.h"
|
|
#include "expMovingAverage.h"
|
|
#ifndef POWER_HPP_
|
|
#define POWER_HPP_
|
|
|
|
// thermal mass = 1690 milliJ/*C for my tip.
|
|
// -> Wattsx10*Seconds to raise Temp from room temp to +100*C, divided by 100*C.
|
|
// we divide mass by 20 to let the I term dominate near the set point.
|
|
// This is necessary because of the temp noise and thermal lag in the system.
|
|
// Once we have feed-forward temp estimation we should be able to better tune this.
|
|
|
|
#ifdef MODEL_TS100
|
|
const int32_t tipMass = 45; // X10 watts to raise 1 deg C in 1 second
|
|
const uint8_t tipResistance = 85; //x10 ohms, 8.5 typical for ts100, 4.5 typical for ts80
|
|
|
|
#endif
|
|
#ifdef MODEL_TS80
|
|
const uint32_t tipMass = 40;
|
|
const uint8_t tipResistance = 45; //x10 ohms, 8.5 typical for ts100, 4.5 typical for ts80
|
|
|
|
#endif
|
|
const uint8_t wattHistoryFilter = 24; // I term look back weighting
|
|
extern expMovingAverage<uint32_t, wattHistoryFilter> x10WattHistory;
|
|
|
|
int32_t tempToX10Watts(int32_t rawTemp);
|
|
void setTipX10Watts(int32_t mw);
|
|
uint8_t X10WattsToPWM(int32_t milliWatts, uint8_t sample = 0);
|
|
int32_t PWMToX10Watts(uint8_t pwm, uint8_t sample = 0);
|
|
uint32_t availableW10(uint8_t sample) ;
|
|
#endif /* POWER_HPP_ */
|