65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "ch.h"
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#include "hal.h"
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#include "chprintf.h"
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BaseSequentialStream * chp = (BaseSequentialStream *) &SD1;
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static void gpt3cb(GPTDriver *gptp) {
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palTogglePad(IOPORT2, 7);
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}
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static GPTConfig gpt3cfg = {
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1000, /* Timer clock. */
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gpt3cb /* Timer callback. */
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};
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/*
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* Application entry point.
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*/
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int main(void) {
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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chSysInit();
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palSetPadMode(IOPORT2, 7, PAL_MODE_OUTPUT_PUSHPULL);
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sdStart(&SD1, NULL);
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gptStart(&GPTD3, &gpt3cfg);
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gptStartContinuous(&GPTD3, 500);
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while (1) {
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chprintf(chp, "OCR3A: %d, TCCR3B: %x, period: %d, counter: %d , TCNT3: %d\r\n",
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OCR3A,
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TCCR3B,
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GPTD3.period,
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GPTD3.counter,
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TCNT3);
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chThdSleepMilliseconds(100);
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}
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}
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