93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2024 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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#include "../platforms.h"
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#ifdef __PLAT_RP2040__
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#include "../../inc/MarlinConfig.h"
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#if HAS_SERVOS
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#include "Servo.h"
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static uint_fast8_t servoCount = 0;
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static libServo *servos[NUM_SERVOS] = {0};
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constexpr millis_t servoDelay[] = SERVO_DELAY;
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static_assert(COUNT(servoDelay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
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libServo::libServo()
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: delay(servoDelay[servoCount]),
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was_attached_before_pause(false),
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value_before_pause(0)
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{
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servos[servoCount++] = this;
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}
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int8_t libServo::attach(const int pin) {
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if (servoCount >= MAX_SERVOS) return -1;
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if (pin > 0) servo_pin = pin;
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auto result = pico_servo.attach(servo_pin);
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return result;
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}
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int8_t libServo::attach(const int pin, const int min, const int max) {
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if (servoCount >= MAX_SERVOS) return -1;
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if (pin > 0) servo_pin = pin;
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auto result = pico_servo.attach(servo_pin, min, max);
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return result;
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}
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void libServo::move(const int value) {
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if (attach(0) >= 0) {
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pico_servo.write(value);
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safe_delay(delay);
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TERN_(DEACTIVATE_SERVOS_AFTER_MOVE, detach());
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}
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}
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void libServo::pause() {
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was_attached_before_pause = pico_servo.attached();
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if (was_attached_before_pause) {
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value_before_pause = pico_servo.read();
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pico_servo.detach();
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}
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}
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void libServo::resume() {
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if (was_attached_before_pause) {
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attach();
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move(value_before_pause);
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}
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}
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void libServo::pause_all_servos() {
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for (auto& servo : servos)
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if (servo) servo->pause();
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}
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void libServo::resume_all_servos() {
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for (auto& servo : servos)
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if (servo) servo->resume();
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}
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#endif // HAS_SERVOS
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#endif // __PLAT_RP2040__
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