1c24e87605
Gregory Nutt is has submitted the SGA Abdelatif GUETTOUCHE has submitted the ICLA as a result we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/****************************************************************************
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* apps/examples/dhtxx/dhtxx_main.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <nuttx/sensors/dhtxx.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* dhtxx_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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struct dhtxx_sensor_data_s data;
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int fd;
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int ret;
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int i;
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printf("Dhtxx app is running.\n");
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fd = open(CONFIG_EXAMPLES_DHTXX_DEVPATH, O_RDWR);
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for (i = 0; i < 20; i++)
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{
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ret = read(fd, &data, sizeof(struct dhtxx_sensor_data_s));
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if (ret < 0)
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{
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printf("Read error.\n");
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printf("Sensor reported error %d\n", data.status);
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}
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else
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{
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printf("Read successful.\n");
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printf("Humidity = %2.2f %%, temperature = %2.2f C\n",
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data.hum, data.temp);
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}
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sleep(1);
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}
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close(fd);
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return 0;
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}
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