/* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
*/
/* Copyright (c) 2016 King Kévin */
/* get the length of an array */
#define LENGTH(x) (sizeof(x) / sizeof((x)[0]))
/* system clock frequency in Hz */
#define SYSTEM_CLOCK_FREQ 72000000
/* LED is on pin 11/PA1 */
#define LED_RCC RCC_GPIOA
#define LED_PORT GPIOA
#define LED_PIN GPIO1
/* default output (i.e. for printf) */
int _write(int file, char *ptr, int len);