// ucoolib - Microcontroller object oriented library. {{{ // // Copyright (C) 2012 Nicolas Schodet // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // // }}} #include "ucoo/utils/delay.hh" #include "ucoo/arch/arch.hh" #include #include int main (int argc, const char **argv) { ucoo::arch_init (argc, argv); rcc_periph_clock_enable (RCC_GPIOD); gpio_mode_setup (GPIOD, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO12 | GPIO13 | GPIO14 | GPIO15); gpio_clear (GPIOD, GPIO12 | GPIO13 | GPIO14 | GPIO15); int i, j; while (1) { for (i = 0; i < 4; i++) { gpio_toggle (GPIOD, GPIO12 << (i % 4)); ucoo::delay (1); } for (i = 0; i < 16; i++) { gpio_toggle (GPIOD, GPIO12 << (i % 4)); ucoo::delay_ms (250); } for (i = 0; i < 16000; i++) { gpio_toggle (GPIOD, GPIO12 << (i % 4)); ucoo::delay_us (250); } for (i = 0; i < 16; i++) { gpio_toggle (GPIOD, GPIO12 << (i % 4)); for (j = 0; j < 1000; j++) ucoo::delay_us (250); } } return 0; }