e9acb63290
Adding files for STM32F1 HAL based on libmaple/stm32duino core. Current persistent_store uses cardreader changes to be sent in separate commit, but could be changed to use i2c eeprom.
54 lines
2.3 KiB
C
54 lines
2.3 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 STM32F1
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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_STM32F1_H
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#define _FASTIO_STM32F1_H
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#include <libmaple/gpio.h>
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#define READ(IO) (gpio_read_bit(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit) ? HIGH : LOW)
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#define WRITE(IO, v) do{ gpio_write_bit(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, v); } while (0)
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#define TOGGLE(IO) do{ gpio_toggle_bit(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit); } while (0)
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#define WRITE_VAR(IO, v) WRITE(io, v)
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#define _GET_MODE(IO) (gpio_get_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit))
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#define _SET_MODE(IO,M) do{ gpio_set_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, M); } while (0)
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#define _SET_OUTPUT(IO) _SET_MODE(IO, GPIO_OUTPUT_PP)
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#define SET_INPUT(IO) _SET_MODE(IO, GPIO_INPUT_FLOATING)
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#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, GPIO_INPUT_PU)
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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) (_GET_MODE(IO) == GPIO_INPUT_FLOATING || _GET_MODE(IO) == GPIO_INPUT_ANALOG || _GET_MODE(IO) == GPIO_INPUT_PU || _GET_MODE(IO) == GPIO_INPUT_PD)
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#define GET_OUTPUT(IO) (_GET_MODE(IO) == GPIO_OUTPUT_PP)
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#define GET_TIMER(IO) (PIN_MAP[IO].timer_device != NULL)
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#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
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#endif /* _FASTIO_STM32F1_H */
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