2020-09-09 18:57:20 -05:00
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/**
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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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* Copyright (c) 2017 Victor Perez
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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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#pragma once
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/**
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2020-10-02 17:05:45 -05:00
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* Fast I/O interfaces for Teensy 4.0 (IMXRT1062DVL6A) / 4.1 (IMXRT1062DVJ6A)
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2020-09-09 18:57:20 -05:00
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* These use GPIO functions instead of Direct Port Manipulation, as on AVR.
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*/
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#ifndef PWM
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#define PWM OUTPUT
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#endif
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#define READ(IO) digitalRead(IO)
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#define WRITE(IO,V) digitalWrite(IO,V)
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#define _GET_MODE(IO) !is_output(IO)
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#define _SET_MODE(IO,M) pinMode(IO, M)
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#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) /*!< Output Push Pull Mode & GPIO_NOPULL */
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#define OUT_WRITE(IO,V) do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
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#define SET_INPUT(IO) _SET_MODE(IO, INPUT) /*!< Input Floating Mode */
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#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, INPUT_PULLUP) /*!< Input with Pull-up activation */
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#define SET_INPUT_PULLDOWN(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
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#define SET_OUTPUT(IO) OUT_WRITE(IO, LOW)
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#define SET_PWM(IO) _SET_MODE(IO, PWM)
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#define TOGGLE(IO) OUT_WRITE(IO, !READ(IO))
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#define IS_INPUT(IO) !is_output(IO)
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#define IS_OUTPUT(IO) is_output(IO)
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#define PWM_PIN(P) digitalPinHasPWM(P)
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// digitalRead/Write wrappers
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#define extDigitalRead(IO) digitalRead(IO)
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#define extDigitalWrite(IO,V) digitalWrite(IO,V)
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