mirror of
https://github.com/openharmony/applications_sample_wifi_iot.git
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flying
82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
/*
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* Copyright (c) 2020-2022 Huawei Device Co., Ltd.
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 <stdio.h>
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#include <unistd.h>
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#include "ohos_init.h"
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#include "cmsis_os2.h"
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#include "iot_gpio.h"
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#define LED_INTERVAL_TIME_US 300000
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#define LED_TASK_STACK_SIZE 512
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#define LED_TASK_PRIO 25
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#define LED_TEST_GPIO 9 // for hispark_pegasus
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enum LedState {
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LED_ON = 0,
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LED_OFF,
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LED_SPARK,
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};
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enum LedState g_ledState = LED_SPARK;
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static void *LedTask(const char *arg)
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{
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(void)arg;
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switch (g_ledState) {
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case LED_ON:
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IoTGpioSetOutputVal(LED_TEST_GPIO, 1);
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usleep(LED_INTERVAL_TIME_US);
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break;
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case LED_OFF:
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IoTGpioSetOutputVal(LED_TEST_GPIO, 0);
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usleep(LED_INTERVAL_TIME_US);
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break;
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case LED_SPARK:
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IoTGpioSetOutputVal(LED_TEST_GPIO, 0);
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usleep(LED_INTERVAL_TIME_US);
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IoTGpioSetOutputVal(LED_TEST_GPIO, 1);
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usleep(LED_INTERVAL_TIME_US);
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break;
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default:
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usleep(LED_INTERVAL_TIME_US);
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break;
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}
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return NULL;
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}
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static void LedExampleEntry(void)
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{
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osThreadAttr_t attr;
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IoTGpioInit(LED_TEST_GPIO);
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IoTGpioSetDir(LED_TEST_GPIO, IOT_GPIO_DIR_OUT);
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attr.name = "LedTask";
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attr.attr_bits = 0U;
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attr.cb_mem = NULL;
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attr.cb_size = 0U;
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attr.stack_mem = NULL;
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attr.stack_size = LED_TASK_STACK_SIZE;
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attr.priority = LED_TASK_PRIO;
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if (osThreadNew((osThreadFunc_t)LedTask, NULL, &attr) == NULL) {
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printf("[LedExample] Failed to create LedTask!\n");
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}
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}
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SYS_RUN(LedExampleEntry);
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