55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
/**
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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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* 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 <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* Fast I/O interfaces for STM32F7
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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 _FASTIO_STM32F7_H
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#define _FASTIO_STM32F7_H
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#define _BV(b) (1 << (b))
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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 TOGGLE(IO) do{ _SET_OUTPUT(IO); digitalWrite(IO,!digitalRead(IO)); }while(0)
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#define WRITE_VAR(IO, v) digitalWrite(IO,v)
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#define _GET_MODE(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 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_PULLDOW(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
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#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0)
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#define GET_INPUT(IO)
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#define GET_OUTPUT(IO)
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#define GET_TIMER(IO)
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#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
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#endif // _FASTIO_STM32F7_H
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