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/**
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* Marlin 3D Printer Firmware
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* Copyright (C) 2016 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 <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* power.cpp - power control
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*/
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#include "MarlinConfig.h"
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#if ENABLED(AUTO_POWER_CONTROL)
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#include "power.h"
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#include "temperature.h"
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#include "stepper_indirection.h"
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Power powerManager;
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millis_t Power::lastPowerOn;
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bool Power::is_power_needed() {
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#if ENABLED(AUTO_POWER_FANS)
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for (uint8_t i = 0; i < FAN_COUNT; i++) if (fanSpeeds[i] > 0) return true;
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#endif
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#if ENABLED(AUTO_POWER_E_FANS)
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HOTEND_LOOP() if (thermalManager.autofan_speed[e] > 0) return true;
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#endif
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#if ENABLED(AUTO_POWER_CONTROLLERFAN) && HAS_CONTROLLER_FAN && ENABLED(USE_CONTROLLER_FAN)
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if (controllerFanSpeed > 0) return true;
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#endif
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// If any of the drivers or the bed are enabled...
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if (X_ENABLE_READ == X_ENABLE_ON || Y_ENABLE_READ == Y_ENABLE_ON || Z_ENABLE_READ == Z_ENABLE_ON
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#if HAS_HEATED_BED
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|| thermalManager.soft_pwm_amount_bed > 0
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#endif
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#if HAS_X2_ENABLE
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|| X2_ENABLE_READ == X_ENABLE_ON
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#endif
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#if HAS_Y2_ENABLE
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|| Y2_ENABLE_READ == Y_ENABLE_ON
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#endif
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#if HAS_Z2_ENABLE
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|| Z2_ENABLE_READ == Z_ENABLE_ON
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#endif
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|| E0_ENABLE_READ == E_ENABLE_ON
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#if E_STEPPERS > 1
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|| E1_ENABLE_READ == E_ENABLE_ON
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#if E_STEPPERS > 2
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|| E2_ENABLE_READ == E_ENABLE_ON
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#if E_STEPPERS > 3
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|| E3_ENABLE_READ == E_ENABLE_ON
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#if E_STEPPERS > 4
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|| E4_ENABLE_READ == E_ENABLE_ON
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#endif
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#endif
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#endif
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#endif
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) return true;
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HOTEND_LOOP() if (thermalManager.degTargetHotend(e) > 0) return true;
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#if HAS_HEATED_BED
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if (thermalManager.degTargetBed() > 0) return true;
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#endif
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return false;
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}
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void Power::check() {
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static millis_t nextPowerCheck = 0;
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millis_t ms = millis();
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if (ELAPSED(ms, nextPowerCheck)) {
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nextPowerCheck = ms + 2500UL;
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if (is_power_needed())
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power_on();
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else if (!lastPowerOn || ELAPSED(ms, lastPowerOn + (POWER_TIMEOUT) * 1000UL))
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power_off();
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}
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}
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void Power::power_on() {
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lastPowerOn = millis();
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if (!powersupply_on) {
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PSU_PIN_ON();
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#if HAS_TRINAMIC
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delay(100); // Wait for power to settle
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restore_stepper_drivers();
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#endif
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}
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}
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void Power::power_off() {
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if (powersupply_on) PSU_PIN_OFF();
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}
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#endif // AUTO_POWER_CONTROL
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