| /* |
| * Copyright (c) 2017 Intel Corporation |
| * Copyright (c) 2018 Phytec Messtechnik GmbH |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/kernel.h> |
| #include <zephyr/drivers/sensor.h> |
| #include <zephyr/device.h> |
| #include <stdio.h> |
| #include <zephyr/sys/printk.h> |
| |
| #ifdef CONFIG_APDS9960_TRIGGER |
| K_SEM_DEFINE(sem, 0, 1); |
| |
| static void trigger_handler(const struct device *dev, |
| const struct sensor_trigger *trigger) |
| { |
| ARG_UNUSED(dev); |
| ARG_UNUSED(trigger); |
| |
| k_sem_give(&sem); |
| } |
| #endif |
| |
| void main(void) |
| { |
| const struct device *dev; |
| struct sensor_value intensity, pdata; |
| |
| printk("APDS9960 sample application\n"); |
| dev = DEVICE_DT_GET_ONE(avago_apds9960); |
| if (!device_is_ready(dev)) { |
| printk("sensor: device not ready.\n"); |
| return; |
| } |
| |
| #ifdef CONFIG_APDS9960_TRIGGER |
| struct sensor_value attr = { |
| .val1 = 127, |
| .val2 = 0, |
| }; |
| |
| if (sensor_attr_set(dev, SENSOR_CHAN_PROX, |
| SENSOR_ATTR_UPPER_THRESH, &attr)) { |
| printk("Could not set threshold\n"); |
| return; |
| } |
| |
| struct sensor_trigger trig = { |
| .type = SENSOR_TRIG_THRESHOLD, |
| .chan = SENSOR_CHAN_PROX, |
| }; |
| |
| if (sensor_trigger_set(dev, &trig, trigger_handler)) { |
| printk("Could not set trigger\n"); |
| return; |
| } |
| #endif |
| |
| while (true) { |
| #ifdef CONFIG_APDS9960_TRIGGER |
| printk("Waiting for a threshold event\n"); |
| k_sem_take(&sem, K_FOREVER); |
| #else |
| k_sleep(K_MSEC(5000)); |
| #endif |
| if (sensor_sample_fetch(dev)) { |
| printk("sensor_sample fetch failed\n"); |
| } |
| |
| sensor_channel_get(dev, SENSOR_CHAN_LIGHT, &intensity); |
| sensor_channel_get(dev, SENSOR_CHAN_PROX, &pdata); |
| |
| printk("ambient light intensity %d, proximity %d\n", |
| intensity.val1, pdata.val1); |
| |
| #ifdef CONFIG_PM_DEVICE |
| pm_device_action_run(dev, PM_DEVICE_ACTION_SUSPEND); |
| printk("set low power state for 2s\n"); |
| k_sleep(K_MSEC(2000)); |
| pm_device_action_run(dev, PM_DEVICE_ACTION_RESUME); |
| #endif |
| } |
| } |