| /* |
| * Copyright (c) 2016 ARM Ltd. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr.h> |
| #include <drivers/sensor.h> |
| #include <stdio.h> |
| |
| void main(void) |
| { |
| struct device *temp_dev; |
| |
| printf("Thermometer Example! %s\n", CONFIG_ARCH); |
| |
| temp_dev = device_get_binding("TEMP_0"); |
| if (!temp_dev) { |
| printf("error: no temp device\n"); |
| return; |
| } |
| |
| printf("temp device is %p, name is %s\n", |
| temp_dev, temp_dev->name); |
| |
| while (1) { |
| int r; |
| struct sensor_value temp_value; |
| |
| r = sensor_sample_fetch(temp_dev); |
| if (r) { |
| printf("sensor_sample_fetch failed return: %d\n", r); |
| break; |
| } |
| |
| r = sensor_channel_get(temp_dev, SENSOR_CHAN_AMBIENT_TEMP, |
| &temp_value); |
| if (r) { |
| printf("sensor_channel_get failed return: %d\n", r); |
| break; |
| } |
| |
| printf("Temperature is %gC\n", |
| sensor_value_to_double(&temp_value)); |
| |
| k_sleep(K_MSEC(1000)); |
| } |
| } |