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60 lines
1.6 KiB
60 lines
1.6 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#ifdef __PLAT_LINUX__
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#include "Clock.h"
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#include <stdio.h>
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#include "../../../inc/MarlinConfig.h"
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#include "Heater.h"
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Heater::Heater(pin_t heater, pin_t adc) {
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heater_state = 0;
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room_temp_raw = 150;
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last = Clock::micros();
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heater_pin = heater;
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adc_pin = adc;
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heat = 0.0;
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}
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Heater::~Heater() {
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}
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void Heater::update() {
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// crude pwm read and cruder heat simulation
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auto now = Clock::micros();
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double delta = (now - last);
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if (delta > 1000 ) {
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heater_state = pwmcap.update(0xFFFF * Gpio::pin_map[heater_pin].value);
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last = now;
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heat += (heater_state - heat) * (delta / 1000000000.0);
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NOLESS(heat, room_temp_raw);
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Gpio::pin_map[analogInputToDigitalPin(adc_pin)].value = 0xFFFF - (uint16_t)heat;
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}
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}
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void Heater::interrupt(GpioEvent ev) {
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// unused
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}
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#endif // __PLAT_LINUX__
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