40 lines
1.4 KiB
C++
40 lines
1.4 KiB
C++
/**
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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 TARGET_LPC1768
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#include "../../inc/MarlinConfigPre.h"
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#if NEEDS_HARDWARE_PWM // Specific meta-flag for features that mandate PWM
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#include <pwm.h>
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void set_pwm_frequency(const pin_t pin, int f_desired) {
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LPC176x::pwm_set_frequency(pin, f_desired);
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}
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void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=255*/, const bool invert/*=false*/) {
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LPC176x::pwm_write_ratio(pin, invert ? 1.0f - (float)v / v_size : (float)v / v_size);
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}
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#endif // NEEDS_HARDWARE_PWM
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#endif // TARGET_LPC1768
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