2ac8589a25
error: Path relative to repository other than nuttx must begin with the root directory Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/****************************************************************************
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* apps/examples/ina219/ina219_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 <inttypes.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/ina219.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* ina219_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 ina219_s sample;
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int fd;
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int ret;
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fd = open("/dev/ina219", O_RDWR);
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while (1)
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{
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ret = read(fd, &sample, sizeof(sample));
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if (ret != sizeof(sample))
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{
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break;
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}
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printf("U=%12" PRIu32 " uV I=%12" PRId32 " uA\n",
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sample.voltage, sample.current);
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}
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close(fd);
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return 0;
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}
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