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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
/**
* feature/spindle_laser.cpp
*/
#include "../inc/MarlinConfig.h"
#if HAS_CUTTER
#include "spindle_laser.h"
#if ENABLED(SPINDLE_SERVO)
#include "../module/servo.h"
#endif
SpindleLaser cutter;
uint8_t SpindleLaser::power;
#if ENABLED(LASER_FEATURE)
cutter_test_pulse_t SpindleLaser::testPulse = 50; // Test fire Pulse time ms value.
#endif
bool SpindleLaser::isReady; // Ready to apply power setting from the UI to OCR
cutter_power_t SpindleLaser::menuPower, // Power set via LCD menu in PWM, PERCENT, or RPM
SpindleLaser::unitPower; // LCD status power in PWM, PERCENT, or RPM
#if ENABLED(MARLIN_DEV_MODE)
cutter_frequency_t SpindleLaser::frequency; // PWM frequency setting; range: 2K - 50K
#endif
#define SPINDLE_LASER_PWM_OFF TERN(SPINDLE_LASER_PWM_INVERT, 255, 0)
//
// Init the cutter to a safe OFF state
//
void SpindleLaser::init() {
#if ENABLED(SPINDLE_SERVO)
MOVE_SERVO(SPINDLE_SERVO_NR, SPINDLE_SERVO_MIN);
#else
OUT_WRITE(SPINDLE_LASER_ENA_PIN, !SPINDLE_LASER_ACTIVE_STATE); // Init spindle to off
#endif
#if ENABLED(SPINDLE_CHANGE_DIR)
OUT_WRITE(SPINDLE_DIR_PIN, SPINDLE_INVERT_DIR ? 255 : 0); // Init rotation to clockwise (M3)
#endif
#if ENABLED(SPINDLE_LASER_PWM)
SET_PWM(SPINDLE_LASER_PWM_PIN);
analogWrite(pin_t(SPINDLE_LASER_PWM_PIN), SPINDLE_LASER_PWM_OFF); // Set to lowest speed
#endif
#if ENABLED(HAL_CAN_SET_PWM_FREQ) && defined(SPINDLE_LASER_FREQUENCY)
set_pwm_frequency(pin_t(SPINDLE_LASER_PWM_PIN), SPINDLE_LASER_FREQUENCY);
TERN_(MARLIN_DEV_MODE, frequency = SPINDLE_LASER_FREQUENCY);
#endif
}
#if ENABLED(SPINDLE_LASER_PWM)
/**
* Set the cutter PWM directly to the given ocr value
*/
void SpindleLaser::_set_ocr(const uint8_t ocr) {
#if NEEDS_HARDWARE_PWM && SPINDLE_LASER_FREQUENCY
set_pwm_frequency(pin_t(SPINDLE_LASER_PWM_PIN), TERN(MARLIN_DEV_MODE, frequency, SPINDLE_LASER_FREQUENCY));
set_pwm_duty(pin_t(SPINDLE_LASER_PWM_PIN), ocr ^ SPINDLE_LASER_PWM_OFF);
#else
analogWrite(pin_t(SPINDLE_LASER_PWM_PIN), ocr ^ SPINDLE_LASER_PWM_OFF);
#endif
}
void SpindleLaser::set_ocr(const uint8_t ocr) {
WRITE(SPINDLE_LASER_ENA_PIN, SPINDLE_LASER_ACTIVE_STATE); // Cutter ON
_set_ocr(ocr);
}
void SpindleLaser::ocr_off() {
WRITE(SPINDLE_LASER_ENA_PIN, !SPINDLE_LASER_ACTIVE_STATE); // Cutter OFF
_set_ocr(0);
}
#endif
//
// Set cutter ON/OFF state (and PWM) to the given cutter power value
//
void SpindleLaser::apply_power(const uint8_t opwr) {
static uint8_t last_power_applied = 0;
if (opwr == last_power_applied) return;
last_power_applied = opwr;
power = opwr;
#if ENABLED(SPINDLE_LASER_PWM)
if (cutter.unitPower == 0 && CUTTER_UNIT_IS(RPM)) {
ocr_off();
isReady = false;
}
else if (ENABLED(CUTTER_POWER_RELATIVE) || enabled()) {
set_ocr(power);
isReady = true;
}
else {
ocr_off();
isReady = false;
}
#elif ENABLED(SPINDLE_SERVO)
MOVE_SERVO(SPINDLE_SERVO_NR, power);
#else
WRITE(SPINDLE_LASER_ENA_PIN, enabled() ? SPINDLE_LASER_ACTIVE_STATE : !SPINDLE_LASER_ACTIVE_STATE);
isReady = true;
#endif
}
#if ENABLED(SPINDLE_CHANGE_DIR)
//
// Set the spindle direction and apply immediately
// Stop on direction change if SPINDLE_STOP_ON_DIR_CHANGE is enabled
//
void SpindleLaser::set_reverse(const bool reverse) {
const bool dir_state = (reverse == SPINDLE_INVERT_DIR); // Forward (M3) HIGH when not inverted
if (TERN0(SPINDLE_STOP_ON_DIR_CHANGE, enabled()) && READ(SPINDLE_DIR_PIN) != dir_state) disable();
WRITE(SPINDLE_DIR_PIN, dir_state);
}
#endif
#endif // HAS_CUTTER
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