Arti Zirk
054740c5de
subrepo: subdir: "libopencm3" merged: "88e91c9a7cce" upstream: origin: "https://github.com/libopencm3/libopencm3.git" branch: "master" commit: "88e91c9a7cce" git-subrepo: version: "0.4.3" origin: "???" commit: "???"
67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
/*
|
|
* This file is part of the libopencm3 project.
|
|
*
|
|
* Copyright (C) 2015 Karl Palsson <karlp@tweak.net.au>
|
|
*
|
|
* 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/cm3/nvic.h>
|
|
#include <libopencm3/stm32/crs.h>
|
|
#include <libopencm3/stm32/gpio.h>
|
|
#include <libopencm3/stm32/rcc.h>
|
|
|
|
#include <stdio.h>
|
|
#include "usb-gadget0.h"
|
|
|
|
/* no trace on cm0 #define ER_DEBUG */
|
|
#ifdef ER_DEBUG
|
|
#define ER_DPRINTF(fmt, ...) \
|
|
do { printf(fmt, ## __VA_ARGS__); } while (0)
|
|
#else
|
|
#define ER_DPRINTF(fmt, ...) \
|
|
do { } while (0)
|
|
#endif
|
|
|
|
#include "trace.h"
|
|
void trace_send_blocking8(int stimulus_port, char c)
|
|
{
|
|
(void)stimulus_port;
|
|
(void)c;
|
|
}
|
|
|
|
|
|
int main(void)
|
|
{
|
|
rcc_clock_setup_in_hsi48_out_48mhz();
|
|
crs_autotrim_usb_enable();
|
|
rcc_set_usbclk_source(RCC_HSI48);
|
|
|
|
/* LED on for boot progress */
|
|
rcc_periph_clock_enable(RCC_GPIOC);
|
|
gpio_mode_setup(GPIOC, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO7);
|
|
gpio_set(GPIOC, GPIO7);
|
|
|
|
usbd_device *usbd_dev = gadget0_init(&st_usbfs_v2_usb_driver,
|
|
"stm32f072disco");
|
|
|
|
ER_DPRINTF("bootup complete\n");
|
|
gpio_clear(GPIOC, GPIO7);
|
|
while (1) {
|
|
gadget0_run(usbd_dev);
|
|
}
|
|
|
|
}
|
|
|