/* 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);