85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/*
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* Copyright (c) 2020 Jinan Bosai Network Technology 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 <string.h>
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#include <unistd.h>
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#include "cmsis_os2.h"
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#include "ohos_init.h"
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#include "WATHER.h"
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#define TASK_STACK_SIZE 1024 * 8
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#define TASK_PRIO 25
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BMP280_HandleTypedef bmp280;
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float pressure, temperature, asl,humidity;
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static void ExampleTask(void)
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{
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uint16_t dht_temperature;
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uint16_t dht_humidity;
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BoardInit();
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bmp280_init_default_params(&bmp280.params);
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while (!bmp280_init(&bmp280, &bmp280.params)) {
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printf("BMP280 initialization failed\n");
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}
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DHT21_Init();
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while (1)
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{
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printf("=======================================\r\n");
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printf("*************A07_WATHER_example***********\r\n");
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printf("=======================================\r\n");
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DHT21_onewire(&dht_temperature,&dht_humidity);
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humidity = (float)dht_humidity/10;
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if(humidity>80){
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BeepStatusSet(ON);
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}
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else{
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BeepStatusSet(OFF);
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}
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// printf("temperature=%d \r\n",dht_temperature);
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// printf("humidity=%d %%\r\n",dht_humidity);
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//读取温度、气压、海拔数据，学员自行补充
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while (!bmp280_read_float(&bmp280, &temperature, &pressure, &asl)) {
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printf("Temperature/pressure reading failed\n");
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}
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printf("Temperature: %.2f C\r\nHumidity: %.2f %%\r\nPressure: %.2f hPa\r\nAltiude: %.2f m\r\n",temperature,humidity, pressure,asl);
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sleep(3);
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}
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}
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static void ExampleEntry(void)
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{
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osThreadAttr_t attr;
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attr.name = "ExampleTask";
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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 = TASK_STACK_SIZE;
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attr.priority = TASK_PRIO;
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if (osThreadNew((osThreadFunc_t)ExampleTask, NULL, &attr) == NULL) {
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printf("Failed to create ExampleTask!\n");
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}
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}
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APP_FEATURE_INIT(ExampleEntry); |