60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
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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) 2015 Karl Palsson <karlp@tweak.net.au>
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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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#include <libopencm3/cm3/nvic.h>
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#include <libopencm3/stm32/gpio.h>
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#include <libopencm3/stm32/rcc.h>
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#include <stdio.h>
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#include "usb-gadget0.h"
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#define ER_DEBUG
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#ifdef ER_DEBUG
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#define ER_DPRINTF(fmt, ...) \
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do { printf(fmt, ## __VA_ARGS__); } while (0)
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#else
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#define ER_DPRINTF(fmt, ...) \
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do { } while (0)
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#endif
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int main(void)
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{
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rcc_clock_setup_pll(&rcc_hse_8mhz_3v3[RCC_CLOCK_3V3_168MHZ]);
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rcc_periph_clock_enable(RCC_GPIOB);
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rcc_periph_clock_enable(RCC_OTGHS);
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gpio_mode_setup(GPIOB, GPIO_MODE_AF, GPIO_PUPD_NONE,
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GPIO13 | GPIO14 | GPIO15);
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gpio_set_af(GPIOB, GPIO_AF12, GPIO13 | GPIO14 | GPIO15);
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/* LEDS on discovery board */
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rcc_periph_clock_enable(RCC_GPIOD);
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gpio_mode_setup(GPIOD, GPIO_MODE_OUTPUT,
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GPIO_PUPD_NONE, GPIO12 | GPIO13 | GPIO14 | GPIO15);
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usbd_device *usbd_dev = gadget0_init(&otghs_usb_driver, "stm32f429i-disco");
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ER_DPRINTF("bootup complete\n");
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while (1) {
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gadget0_run(usbd_dev);
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}
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}
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