ChibiOS/testhal/AVR/GPT/main.c

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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011,2012 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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.
ChibiOS/RT 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 <http://www.gnu.org/licenses/>.
*/
#include "ch.h"
#include "hal.h"
#include "chprintf.h"
static void gpt2cb(GPTDriver *gptp)
{
palTogglePad(IOPORT2, 7);
}
static GPTConfig gpt2cfg =
{
1000, /* Timer clock. */
gpt2cb /* Timer callback. */
};
/*
* Application entry point.
*/
int main(void) {
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
palSetPadMode(IOPORT2, 7, PAL_MODE_OUTPUT_PUSHPULL);
sdStart(&SD1, NULL);
gptStart(&GPTD1, &gpt2cfg);
gptStartContinuous(&GPTD1, 500);
while (1) {
chprintf(&SD1, "OCR1A: %d, TCCR1B: %x, period: %d, counter: %d , TCNT1: %d\r\n",
OCR1A,
TCCR1B,
GPTD1.period,
GPTD1.counter,
TCNT1);
chThdSleepMilliseconds(100);
}
}