70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
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/*
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ChibiOS - Copyright (C) 2006-2014 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 "hal.h"
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#include "cmsis_os.h"
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/*
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* This is a periodic thread that does absolutely nothing except flashing
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* a LED.
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*/
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static void Thread1(void const *arg) {
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(void)arg;
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while (TRUE) {
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palSetPad(GPIOD, GPIOD_LED3); /* Orange. */
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osDelay(500);
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palClearPad(GPIOD, GPIOD_LED3); /* Orange. */
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osDelay(500);
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}
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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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osThreadDef(Thread1, osPriorityAboveNormal, 1, 128);
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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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halInit();
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/* The kernel is initialized but not started yet, this means that
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main() is executing with absolute priority but interrupts are
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already enabled.*/
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osKernelInitialize();
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/* Activates the serial driver 2 using the driver default configuration.
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PA2(TX) and PA3(RX) are routed to USART2.*/
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sdStart(&SD2, NULL);
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palSetPadMode(GPIOA, 2, PAL_MODE_ALTERNATE(7));
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palSetPadMode(GPIOA, 3, PAL_MODE_ALTERNATE(7));
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/* Creates the example thread, it does not start immediately.*/
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osThreadCreate(osThread(Thread1), NULL);
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/* Kernel started, the main() thread has priority osPriorityNormal
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by default.*/
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osKernelStart();
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/* In the ChibiOS/RT CMSIS RTOS implementation the main() is an
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usable thread.*/
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while (TRUE) {
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osDelay(500);
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}
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}
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