33475cbff6
SNIOC_START is not handled by the hts221 driver. Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/****************************************************************************
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* apps/examples/hts221_reader/hts221_reader_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 <sys/ioctl.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <debug.h>
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#include <nuttx/sensors/hts221.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* lsm303_reader_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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FILE *sensor;
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hts221_conv_data_t sensor_data;
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int ret;
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sensor = fopen("/dev/hts2210", "r");
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if (sensor == NULL)
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{
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printf("Unable to create file\n");
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return -ENOENT;
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}
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ret = ioctl(fileno(sensor), SNIOC_START_CONVERSION, 0);
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if (ret < 0)
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{
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printf("IOCTL SNIOC_START failed %d\n", ret);
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}
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for (; ; )
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{
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ret = ioctl(fileno(sensor), SNIOC_READ_CONVERT_DATA,
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(unsigned long)&sensor_data);
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if (ret < 0)
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{
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printf("IOCTL READ failed %d\n", ret);
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}
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printf("temp: %d, hum: %d\n",
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sensor_data.temperature,
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sensor_data.humidity);
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sleep(2);
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}
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fclose(sensor);
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return EXIT_SUCCESS;
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}
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