Felix Held
11 years ago
committed by
Karl Palsson
Karl Palsson
26 changed files with 936 additions and 129 deletions
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_GPIO_H |
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#define LIBOPENCM3_GPIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/pio.h> |
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#include <libopencm3/sam/common/gpio_common_3a3u3x.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_PIO_H |
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#define LIBOPENCM3_PIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/common/pio_common_3a3u3x.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_GPIO_H |
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#define LIBOPENCM3_GPIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/pio.h> |
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#include <libopencm3/sam/common/gpio_common_3n3s.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_PIO_H |
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#define LIBOPENCM3_PIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/common/pio_common_3n3s.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_GPIO_H |
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#define LIBOPENCM3_GPIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/pio.h> |
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#include <libopencm3/sam/common/gpio_common_3n3s.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_PIO_H |
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#define LIBOPENCM3_PIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/common/pio_common_3n3s.h> |
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/* --- PIO registers ----------------------------------------------------- */ |
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/* Parallel Capture Mode Register */ |
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#define PIO_PCMR(port) MMIO32((port) + 0x0150) |
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/* Parallel Capture Interrupt Enable Register */ |
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#define PIO_PCIER(port) MMIO32((port) + 0x0154) |
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/* Parallel Capture Interrupt Disable Register */ |
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#define PIO_PCIDR(port) MMIO32((port) + 0x0158) |
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/* Parallel Capture Interrupt Mask Register */ |
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#define PIO_PCIMR(port) MMIO32((port) + 0x015C) |
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/* Parallel Capture Interrupt Status Register */ |
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#define PIO_PCISR(port) MMIO32((port) + 0x0160) |
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/* Parallel Capture Reception Holding Register */ |
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#define PIO_PCRHR(port) MMIO32((port) + 0x0164) |
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#endif |
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@ -0,0 +1,28 @@ |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_GPIO_H |
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#define LIBOPENCM3_GPIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/pio.h> |
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#include <libopencm3/sam/common/gpio_common_3a3u3x.h> |
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#endif |
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@ -0,0 +1,27 @@ |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_PIO_H |
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#define LIBOPENCM3_PIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/common/pio_common_3a3u3x.h> |
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#endif |
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@ -0,0 +1,28 @@ |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_GPIO_H |
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#define LIBOPENCM3_GPIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/pio.h> |
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#include <libopencm3/sam/common/gpio_common_3a3u3x.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef LIBOPENCM3_PIO_H |
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#define LIBOPENCM3_PIO_H |
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#include <libopencm3/sam/memorymap.h> |
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#include <libopencm3/sam/common/pio_common_3a3u3x.h> |
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#endif |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2013 Gareth McMullin <gareth@blacksphere.co.nz> |
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* COpyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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* This library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA GPIO.H
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The order of header inclusion is important. gpio.h includes the device |
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specific memorymap.h header before including this header file.*/ |
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#if defined(LIBOPENCM3_GPIO_H) |
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#ifndef LIBOPENCM3_GPIO_COMMON_3A3U3X_H |
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#define LIBOPENCM3_GPIO_COMMON_3A3U3X_H |
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#include <libopencm3/sam/common/gpio_common_all.h> |
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/* flags may be or'd together, but only contain one of
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* GPOUTPUT, PERIPHA and PERIPHB */ |
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enum gpio_flags { |
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GPIO_FLAG_GPINPUT = 0, |
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GPIO_FLAG_GPOUTPUT = 1, |
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GPIO_FLAG_PERIPHA = 2, |
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GPIO_FLAG_PERIPHB = 3, |
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GPIO_FLAG_OPEN_DRAIN = (1 << 3), |
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GPIO_FLAG_PULL_UP = (1 << 4), |
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}; |
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void gpio_init(uint32_t gpioport, uint32_t pins, enum gpio_flags flags); |
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#endif |
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#else |
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#warning "gpio_common_3a3u3x.h should not be included explicitly, only via gpio.h" |
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#endif |
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@ -0,0 +1,54 @@ |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2013 Gareth McMullin <gareth@blacksphere.co.nz> |
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* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
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* |
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|
* This library is free software: you can redistribute it and/or modify |
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|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
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|
* |
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|
* This library is distributed in the hope that it will be useful, |
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|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
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|
* |
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|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
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*/ |
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/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA GPIO.H
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The order of header inclusion is important. gpio.h includes the device |
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specific memorymap.h header before including this header file.*/ |
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#if defined(LIBOPENCM3_GPIO_H) |
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#ifndef LIBOPENCM3_GPIO_COMMON_3N3S_H |
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#define LIBOPENCM3_GPIO_COMMON_3N3S_H |
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#include <libopencm3/sam/common/gpio_common_all.h> |
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/* flags may be or'd together, but only contain one of
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* GPOUTPUT, PERIPHA, PERIPHB, PERIPHC and PERIPHD */ |
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enum gpio_flags { |
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GPIO_FLAG_GPINPUT = 0, |
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GPIO_FLAG_GPOUTPUT = 1, |
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GPIO_FLAG_PERIPHA = 2, |
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GPIO_FLAG_PERIPHB = 3, |
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GPIO_FLAG_PERIPHC = 4, |
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GPIO_FLAG_PERIPHD = 5, |
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GPIO_FLAG_OPEN_DRAIN = (1 << 3), |
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GPIO_FLAG_PULL_UP = (1 << 4), |
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}; |
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void gpio_init(uint32_t gpioport, uint32_t pins, enum gpio_flags flags); |
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#endif |
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#else |
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#warning "gpio_common_3n3s.h should not be included explicitly, only via gpio.h" |
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#endif |
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@ -0,0 +1,41 @@ |
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/*
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* This file is part of the libopencm3 project. |
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* |
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* Copyright (C) 2013 Gareth McMullin <gareth@blacksphere.co.nz> |
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|
* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA GPIO.H
|
||||
|
The order of header inclusion is important. gpio.h includes the device |
||||
|
specific memorymap.h header before including this header file.*/ |
||||
|
|
||||
|
#if defined(LIBOPENCM3_GPIO_H) |
||||
|
|
||||
|
#ifndef LIBOPENCM3_GPIO_COMMON_ALL_H |
||||
|
#define LIBOPENCM3_GPIO_COMMON_ALL_H |
||||
|
|
||||
|
#include <libopencm3/cm3/common.h> |
||||
|
|
||||
|
void gpio_set(uint32_t gpioport, uint32_t gpios); |
||||
|
void gpio_clear(uint32_t gpioport, uint32_t gpios); |
||||
|
void gpio_toggle(uint32_t gpioport, uint32_t gpios); |
||||
|
|
||||
|
|
||||
|
#endif |
||||
|
|
||||
|
#else |
||||
|
#warning "gpio_common_all.h should not be included explicitly, only via gpio.h" |
||||
|
#endif |
||||
@ -0,0 +1,50 @@ |
|||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* COpyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA PIO.H
|
||||
|
The order of header inclusion is important. pio.h includes the device |
||||
|
specific memorymap.h header before including this header file.*/ |
||||
|
|
||||
|
#if defined(LIBOPENCM3_PIO_H) |
||||
|
|
||||
|
#ifndef LIBOPENCM3_PIO_COMMON_3A3U3X_H |
||||
|
#define LIBOPENCM3_PIO_COMMON_3A3U3X_H |
||||
|
|
||||
|
#include <libopencm3/sam/common/pio_common_all.h> |
||||
|
|
||||
|
/* --- PIO registers ----------------------------------------------------- */ |
||||
|
|
||||
|
/* Peripheral AB Select Register */ |
||||
|
#define PIO_ABSR(port) MMIO32((port) + 0x0070) |
||||
|
|
||||
|
/* System Clock Glitch Input Filter Select Register */ |
||||
|
#define PIO_SCIFSR(port) MMIO32((port) + 0x0080) |
||||
|
|
||||
|
/* Debouncing Input Filter Select Register */ |
||||
|
#define PIO_DIFSR(port) MMIO32((port) + 0x0084) |
||||
|
|
||||
|
/* Glitch or Debouncing Input Filter Clock Selection Status Register */ |
||||
|
#define PIO_IFDGSR(port) MMIO32((port) + 0x0088) |
||||
|
|
||||
|
|
||||
|
#endif |
||||
|
|
||||
|
#else |
||||
|
#warning "pio_common_3a3u3x.h should not be included explicitly, only via pio.h" |
||||
|
#endif |
||||
@ -0,0 +1,65 @@ |
|||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* COpyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA PIO.H
|
||||
|
The order of header inclusion is important. pio.h includes the device |
||||
|
specific memorymap.h header before including this header file.*/ |
||||
|
|
||||
|
#if defined(LIBOPENCM3_PIO_H) |
||||
|
|
||||
|
#ifndef LIBOPENCM3_PIO_COMMON_3N3S_H |
||||
|
#define LIBOPENCM3_PIO_COMMON_3N3S_H |
||||
|
|
||||
|
#include <libopencm3/sam/common/pio_common_all.h> |
||||
|
|
||||
|
/* --- PIO registers ----------------------------------------------------- */ |
||||
|
|
||||
|
/* Peripheral Select Register 1 */ |
||||
|
#define PIO_ABCDSR1(port) MMIO32((port) + 0x0070) |
||||
|
|
||||
|
/* Peripheral Select Register 2 */ |
||||
|
#define PIO_ABCDSR2(port) MMIO32((port) + 0x0074) |
||||
|
|
||||
|
/* Input Filter Slow Clock Disable Register */ |
||||
|
#define PIO_IFSCDR(port) MMIO32((port) + 0x0080) |
||||
|
|
||||
|
/* Input Filter Slow Clock Enable Register */ |
||||
|
#define PIO_IFSCER(port) MMIO32((port) + 0x0084) |
||||
|
|
||||
|
/* Input Filter Slow Clock Status Register */ |
||||
|
#define PIO_IFSCSR(port) MMIO32((port) + 0x0088) |
||||
|
|
||||
|
/* Pad Pull-down Disable Register */ |
||||
|
#define PIO_PPDDR(port) MMIO32((port) + 0x0090) |
||||
|
|
||||
|
/* Pad Pull-down Enable Register */ |
||||
|
#define PIO_PPDER(port) MMIO32((port) + 0x0094) |
||||
|
|
||||
|
/* Pad Pull-down Status Register */ |
||||
|
#define PIO_PPDSR(port) MMIO32((port) + 0x0098) |
||||
|
|
||||
|
/* Schmitt Trigger Register */ |
||||
|
#define PIO_SCHMITT(port) MMIO32((port) + 0x0100) |
||||
|
|
||||
|
|
||||
|
#endif |
||||
|
|
||||
|
#else |
||||
|
#warning "pio_common_3n3s.h should not be included explicitly, only via pio.h" |
||||
|
#endif |
||||
@ -0,0 +1,168 @@ |
|||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* Copyright (C) 2012 Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA PIO.H
|
||||
|
The order of header inclusion is important. pio.h includes the device |
||||
|
specific memorymap.h header before including this header file.*/ |
||||
|
|
||||
|
#if defined(LIBOPENCM3_PIO_H) |
||||
|
|
||||
|
#ifndef LIBOPENCM3_PIO_COMMON_ALL_H |
||||
|
#define LIBOPENCM3_PIO_COMMON_ALL_H |
||||
|
|
||||
|
#include <libopencm3/cm3/common.h> |
||||
|
|
||||
|
/* --- Convenience macros ------------------------------------------------ */ |
||||
|
|
||||
|
/* GPIO port base addresses (for convenience) */ |
||||
|
#define PIOA PIOA_BASE |
||||
|
#define PIOB PIOB_BASE |
||||
|
#define PIOC PIOC_BASE |
||||
|
#define PIOD PIOD_BASE |
||||
|
#define PIOE PIOE_BASE |
||||
|
#define PIOF PIOF_BASE |
||||
|
#define PIOG PIOG_BASE |
||||
|
#define PIOH PIOH_BASE |
||||
|
|
||||
|
/* --- PIO registers ----------------------------------------------------- */ |
||||
|
|
||||
|
/* PIO Enable Register */ |
||||
|
#define PIO_PER(port) MMIO32((port) + 0x0000) |
||||
|
|
||||
|
/* PIO Disable Register */ |
||||
|
#define PIO_PDR(port) MMIO32((port) + 0x0004) |
||||
|
|
||||
|
/* PIO Status Register */ |
||||
|
#define PIO_PSR(port) MMIO32((port) + 0x0008) |
||||
|
|
||||
|
/* Output Enable Register */ |
||||
|
#define PIO_OER(port) MMIO32((port) + 0x0010) |
||||
|
|
||||
|
/* Output Disable Register */ |
||||
|
#define PIO_ODR(port) MMIO32((port) + 0x0014) |
||||
|
|
||||
|
/* Output Status Register */ |
||||
|
#define PIO_OSR(port) MMIO32((port) + 0x0018) |
||||
|
|
||||
|
/* Glitch Input Filter Enable Register */ |
||||
|
#define PIO_IFER(port) MMIO32((port) + 0x0020) |
||||
|
|
||||
|
/* Glitch Input Filter Disable Register */ |
||||
|
#define PIO_IFDR(port) MMIO32((port) + 0x0024) |
||||
|
|
||||
|
/* Glitch Input Filter Status Register */ |
||||
|
#define PIO_IFSR(port) MMIO32((port) + 0x0028) |
||||
|
|
||||
|
/* Set Output Data Register */ |
||||
|
#define PIO_SODR(port) MMIO32((port) + 0x0030) |
||||
|
|
||||
|
/* Clear Output Data Register */ |
||||
|
#define PIO_CODR(port) MMIO32((port) + 0x0034) |
||||
|
|
||||
|
/* Output Data Status Register */ |
||||
|
#define PIO_ODSR(port) MMIO32((port) + 0x0038) |
||||
|
|
||||
|
/* Pin Data Status Register */ |
||||
|
#define PIO_PDSR(port) MMIO32((port) + 0x003C) |
||||
|
|
||||
|
/* Interrupt Enable Register */ |
||||
|
#define PIO_IER(port) MMIO32((port) + 0x0040) |
||||
|
|
||||
|
/* Interrupt Disable Register */ |
||||
|
#define PIO_IDR(port) MMIO32((port) + 0x0044) |
||||
|
|
||||
|
/* Interrupt Mask Register */ |
||||
|
#define PIO_IMR(port) MMIO32((port) + 0x0048) |
||||
|
|
||||
|
/* Interrupt Status Register */ |
||||
|
#define PIO_ISR(port) MMIO32((port) + 0x004C) |
||||
|
|
||||
|
/* Multi-driver Enable Register */ |
||||
|
#define PIO_MDER(port) MMIO32((port) + 0x0050) |
||||
|
|
||||
|
/* Multi-driver Disable Register */ |
||||
|
#define PIO_MDDR(port) MMIO32((port) + 0x0054) |
||||
|
|
||||
|
/* Multi-driver Status Register */ |
||||
|
#define PIO_MDSR(port) MMIO32((port) + 0x0058) |
||||
|
|
||||
|
/* Pull-up Disable Register */ |
||||
|
#define PIO_PUDR(port) MMIO32((port) + 0x0060) |
||||
|
|
||||
|
/* Pull-up Enable Register */ |
||||
|
#define PIO_PUER(port) MMIO32((port) + 0x0064) |
||||
|
|
||||
|
/* Pad Pull-up Status Register */ |
||||
|
#define PIO_PUSR(port) MMIO32((port) + 0x0068) |
||||
|
|
||||
|
/* Slow Clock Divider Debouncing Register */ |
||||
|
#define PIO_SCDR(port) MMIO32((port) + 0x008C) |
||||
|
|
||||
|
/* Output Write Enable */ |
||||
|
#define PIO_OWER(port) MMIO32((port) + 0x00A0) |
||||
|
|
||||
|
/* Output Write Disable */ |
||||
|
#define PIO_OWDR(port) MMIO32((port) + 0x00A4) |
||||
|
|
||||
|
/* Output Write Status Register */ |
||||
|
#define PIO_OWSR(port) MMIO32((port) + 0x00A8) |
||||
|
|
||||
|
/* Additional Interrupt Modes Enable Register */ |
||||
|
#define PIO_AIMER(port) MMIO32((port) + 0x00B0) |
||||
|
|
||||
|
/* Additional Interrupt Modes Disables Register */ |
||||
|
#define PIO_AIMDR(port) MMIO32((port) + 0x00B4) |
||||
|
|
||||
|
/* Additional Interrupt Modes Mask Register */ |
||||
|
#define PIO_AIMMR(port) MMIO32((port) + 0x00B8) |
||||
|
|
||||
|
/* Edge Select Register */ |
||||
|
#define PIO_ESR(port) MMIO32((port) + 0x00C0) |
||||
|
|
||||
|
/* Level Select Register */ |
||||
|
#define PIO_LSR(port) MMIO32((port) + 0x00C4) |
||||
|
|
||||
|
/* Edge/Level Status Register */ |
||||
|
#define PIO_ELSR(port) MMIO32((port) + 0x00C8) |
||||
|
|
||||
|
/* Falling Edge/Low Level Select Register */ |
||||
|
#define PIO_FELLSR(port) MMIO32((port) + 0x00D0) |
||||
|
|
||||
|
/* Rising Edge/High Level Select Register */ |
||||
|
#define PIO_REHLSR(port) MMIO32((port) + 0x00D4) |
||||
|
|
||||
|
/* Fall/Rise - Low/High Status Register */ |
||||
|
#define PIO_FRLHSR(port) MMIO32((port) + 0x00D8) |
||||
|
|
||||
|
/* Lock Status */ |
||||
|
#define PIO_LOCKSR(port) MMIO32((port) + 0x00E0) |
||||
|
|
||||
|
/* Write Protect Mode Register */ |
||||
|
#define PIO_WPMR(port) MMIO32((port) + 0x00E4) |
||||
|
|
||||
|
/* Write Protect Status Register */ |
||||
|
#define PIO_WPSR(port) MMIO32((port) + 0x00E8) |
||||
|
|
||||
|
|
||||
|
#endif |
||||
|
|
||||
|
#else |
||||
|
#warning "pio_common_all.h should not be included explicitly, only via pio.h" |
||||
|
#endif |
||||
@ -0,0 +1,86 @@ |
|||||
|
/** @addtogroup gpio_defines
|
||||
|
* |
||||
|
* @brief <b>Access functions for the SAM3N/S I/O Controller</b> |
||||
|
* @ingroup SAM3_defines |
||||
|
* LGPL License Terms @ref lgpl_license |
||||
|
* @author @htmlonly © @endhtmlonly 2012 |
||||
|
* Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* @author @htmlonly © @endhtmlonly 2014 |
||||
|
* Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
*/ |
||||
|
|
||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* Copyright (C) 2012 Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
#include <libopencm3/sam/gpio.h> |
||||
|
|
||||
|
|
||||
|
/** @brief Initialize GPIO pins
|
||||
|
* |
||||
|
* @param[in] port uint32_t: GPIO Port base address |
||||
|
* @param[in] pin uint32_t |
||||
|
* @param[in] flags enum gpio_flags |
||||
|
*/ |
||||
|
void gpio_init(uint32_t port, uint32_t pins, enum gpio_flags flags) |
||||
|
{ |
||||
|
switch (flags & 0x7) { |
||||
|
case GPIO_FLAG_GPINPUT: |
||||
|
PIO_ODR(port) = pins; |
||||
|
PIO_PER(port) = pins; |
||||
|
break; |
||||
|
case GPIO_FLAG_GPOUTPUT: |
||||
|
PIO_OER(port) = pins; |
||||
|
PIO_PER(port) = pins; |
||||
|
break; |
||||
|
case GPIO_FLAG_PERIPHA: |
||||
|
PIO_ABCDSR1(port) &= ~pins; |
||||
|
PIO_ABCDSR2(port) &= ~pins; |
||||
|
PIO_PDR(port) = pins; |
||||
|
break; |
||||
|
case GPIO_FLAG_PERIPHB: |
||||
|
PIO_ABCDSR1(port) |= pins; |
||||
|
PIO_ABCDSR2(port) &= ~pins; |
||||
|
PIO_PDR(port) = pins; |
||||
|
break; |
||||
|
case GPIO_FLAG_PERIPHC: |
||||
|
PIO_ABCDSR1(port) &= ~pins; |
||||
|
PIO_ABCDSR2(port) |= pins; |
||||
|
PIO_PDR(port) = pins; |
||||
|
break; |
||||
|
case GPIO_FLAG_PERIPHD: |
||||
|
PIO_ABCDSR1(port) |= pins; |
||||
|
PIO_ABCDSR2(port) |= pins; |
||||
|
PIO_PDR(port) = pins; |
||||
|
break; |
||||
|
} |
||||
|
|
||||
|
if (flags & GPIO_FLAG_OPEN_DRAIN) { |
||||
|
PIO_MDER(port) = pins; |
||||
|
} else { |
||||
|
PIO_MDDR(port) = pins; |
||||
|
} |
||||
|
|
||||
|
if (flags & GPIO_FLAG_PULL_UP) { |
||||
|
PIO_PUER(port) = pins; |
||||
|
} else { |
||||
|
PIO_PUDR(port) = pins; |
||||
|
} |
||||
|
} |
||||
@ -0,0 +1,66 @@ |
|||||
|
/** @addtogroup gpio_defines
|
||||
|
* |
||||
|
* @brief <b>Access functions for the SAM3 I/O Controller</b> |
||||
|
* @ingroup SAM3_defines |
||||
|
* LGPL License Terms @ref lgpl_license |
||||
|
* @author @htmlonly © @endhtmlonly 2012 |
||||
|
* Gareth McMullin <gareth@blacksphere.co.nz> |
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|
* @author @htmlonly © @endhtmlonly 2014 |
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|
* Felix Held <felix-libopencm3@felixheld.de> |
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|
* |
||||
|
*/ |
||||
|
|
||||
|
/*
|
||||
|
* This file is part of the libopencm3 project. |
||||
|
* |
||||
|
* Copyright (C) 2012 Gareth McMullin <gareth@blacksphere.co.nz> |
||||
|
* Copyright (C) 2014 Felix Held <felix-libopencm3@felixheld.de> |
||||
|
* |
||||
|
* This library is free software: you can redistribute it and/or modify |
||||
|
* it under the terms of the GNU Lesser General Public License as published by |
||||
|
* the Free Software Foundation, either version 3 of the License, or |
||||
|
* (at your option) any later version. |
||||
|
* |
||||
|
* This library is distributed in the hope that it will be useful, |
||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||
|
* GNU Lesser General Public License for more details. |
||||
|
* |
||||
|
* You should have received a copy of the GNU Lesser General Public License |
||||
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
*/ |
||||
|
|
||||
|
#include <libopencm3/sam/gpio.h> |
||||
|
|
||||
|
/** @brief Atomic set output
|
||||
|
* |
||||
|
* @param[in] gpioport uint32_t: GPIO Port base address |
||||
|
* @param[in] gpios uint32_t |
||||
|
*/ |
||||
|
void gpio_set(uint32_t gpioport, uint32_t gpios) |
||||
|
{ |
||||
|
PIO_SODR(gpioport) = gpios; |
||||
|
} |
||||
|
|
||||
|
/** @brief Atomic clear output
|
||||
|
* |
||||
|
* @param[in] gpioport uint32_t: GPIO Port base address |
||||
|
* @param[in] gpios uint32_t |
||||
|
*/ |
||||
|
void gpio_clear(uint32_t gpioport, uint32_t gpios) |
||||
|
{ |
||||
|
PIO_CODR(gpioport) = gpios; |
||||
|
} |
||||
|
|
||||
|
/** @brief Toggle output
|
||||
|
* |
||||
|
* @param[in] gpioport uint32_t: GPIO Port base address |
||||
|
* @param[in] gpios uint32_t |
||||
|
*/ |
||||
|
void gpio_toggle(uint32_t gpioport, uint32_t gpios) |
||||
|
{ |
||||
|
uint32_t odsr = PIO_ODSR(gpioport); |
||||
|
PIO_CODR(gpioport) = odsr & gpios; |
||||
|
PIO_SODR(gpioport) = ~odsr & gpios; |
||||
|
} |
||||
|
|
||||
Loading…
Reference in new issue