sample: board: sensortile_box_pro: extend with lis2du12 accelerometer

Extend sensor sample reading also lis2du12 accelerometer data.

Signed-off-by: Armando Visconti <armando.visconti@st.com>

samples/boards/sensortile_box_pro/sensors-on-board/README.rst

@@ -15,6 +15,7 @@ sensors:
 - HTS221: ambient temperature and relative humidity
 - LPS22DF: ambient temperature and atmospheric pressure
 - LSM6DSV16X: 6-Axis acceleration and angular velocity
+- LIS2DU12: 3-Axis acceleration
 
 Requirements
 ************
@@ -67,7 +68,11 @@ The sample code outputs sensors data on the SensorTile.box Pro console.
     LPS22DF: Pressure:99.694 kpa
     LSM6DSV16X: Accel (m.s-2): x: -0.158, y: 0.158, z: 9.811
     LSM6DSV16X: GYro (dps): x: 0.003, y: 0.000, z: -0.005
+    LIS2DU12: Accel (m.s-2): x: -0.756, y: -0.249, z: -9.629
+    1:: lps22df trig 199
     1:: lsm6dsv16x acc trig 836
     1:: lsm6dsv16x gyr trig 836
+    1:: lis2mdl trig 402
+    1:: lis2du12 trig 1589
 
     <repeats endlessly every 2s>

samples/boards/sensortile_box_pro/sensors-on-board/prj.conf

@@ -11,5 +11,6 @@ CONFIG_HTS221_TRIGGER_NONE=y
 CONFIG_LPS2XDF_TRIGGER_OWN_THREAD=y
 CONFIG_LSM6DSV16X_TRIGGER_OWN_THREAD=y
 CONFIG_LIS2MDL_TRIGGER_OWN_THREAD=y
+CONFIG_LIS2DU12_TRIGGER_OWN_THREAD=y
 
 CONFIG_CBPRINTF_FP_SUPPORT=y

samples/boards/sensortile_box_pro/sensors-on-board/src/main.c

@@ -64,6 +64,17 @@ static void lis2mdl_trigger_handler(const struct device *dev,
 }
 #endif
 
+#ifdef CONFIG_LIS2DU12_TRIGGER
+static int lis2du12_trig_cnt;
+
+static void lis2du12_trigger_handler(const struct device *dev,
+				    const struct sensor_trigger *trig)
+{
+	sensor_sample_fetch_chan(dev, SENSOR_CHAN_ALL);
+	lis2du12_trig_cnt++;
+}
+#endif
+
 static void lps22df_config(const struct device *lps22df)
 {
 	struct sensor_value odr_attr;
@@ -167,6 +178,29 @@ static void lis2mdl_config(const struct device *lis2mdl)
 #endif
 }
 
+static void lis2du12_config(const struct device *lis2du12)
+{
+	struct sensor_value odr_attr;
+
+	/* set LIS2DU12 sampling frequency to 400 Hz */
+	odr_attr.val1 = 400;
+	odr_attr.val2 = 0;
+
+	if (sensor_attr_set(lis2du12, SENSOR_CHAN_ACCEL_XYZ,
+			    SENSOR_ATTR_SAMPLING_FREQUENCY, &odr_attr) < 0) {
+		printk("Cannot set sampling frequency for LIS2DU12\n");
+		return;
+	}
+
+#ifdef CONFIG_LIS2DU12_TRIGGER
+	struct sensor_trigger trig;
+
+	trig.type = SENSOR_TRIG_DATA_READY;
+	trig.chan = SENSOR_CHAN_ACCEL_XYZ;
+	sensor_trigger_set(lis2du12, &trig, lis2du12_trigger_handler);
+#endif
+}
+
 static int led_pattern_out(void)
 {
 	const struct gpio_dt_spec led0_gpio = GPIO_DT_SPEC_GET(DT_ALIAS(led0), gpios);
@@ -236,6 +270,7 @@ int main(void)
 	const struct device *const lps22df = DEVICE_DT_GET_ONE(st_lps22df);
 	const struct device *const lsm6dsv16x = DEVICE_DT_GET_ONE(st_lsm6dsv16x);
 	const struct device *const lis2mdl = DEVICE_DT_GET_ONE(st_lis2mdl);
+	const struct device *const lis2du12 = DEVICE_DT_GET_ONE(st_lis2du12);
 
 	if (!device_is_ready(hts221)) {
 		printk("%s: device not ready.\n", hts221->name);
@@ -253,7 +288,12 @@ int main(void)
 		printk("%s: device not ready.\n", lis2mdl->name);
 		return 0;
 	}
+	if (!device_is_ready(lis2du12)) {
+		printk("%s: device not ready.\n", lis2du12->name);
+		return 0;
+	}
 
+	lis2du12_config(lis2du12);
 	lis2mdl_config(lis2mdl);
 	lps22df_config(lps22df);
 	lsm6dsv16x_config(lsm6dsv16x);
@@ -264,6 +304,7 @@ int main(void)
 		struct sensor_value lsm6dsv16x_accel[3], lsm6dsv16x_gyro[3];
 		struct sensor_value lis2mdl_magn[3];
 		struct sensor_value lis2mdl_temp;
+		struct sensor_value lis2du12_accel[3];
 
 		/* handle HTS221 sensor */
 		if (sensor_sample_fetch(hts221) < 0) {
@@ -292,6 +333,13 @@ int main(void)
 		}
 #endif
 
+#ifndef CONFIG_LIS2DU12_TRIGGER
+		if (sensor_sample_fetch(lis2du12) < 0) {
+			printf("LIS2DU12 xl Sensor sample update error\n");
+			return 0;
+		}
+#endif
+
 		sensor_channel_get(hts221, SENSOR_CHAN_HUMIDITY, &hts221_hum);
 		sensor_channel_get(hts221, SENSOR_CHAN_AMBIENT_TEMP, &hts221_temp);
 		sensor_channel_get(lps22df, SENSOR_CHAN_AMBIENT_TEMP, &lps22df_temp);
@@ -300,6 +348,7 @@ int main(void)
 		sensor_channel_get(lsm6dsv16x, SENSOR_CHAN_GYRO_XYZ, lsm6dsv16x_gyro);
 		sensor_channel_get(lis2mdl, SENSOR_CHAN_MAGN_XYZ, lis2mdl_magn);
 		sensor_channel_get(lis2mdl, SENSOR_CHAN_DIE_TEMP, &lis2mdl_temp);
+		sensor_channel_get(lis2du12, SENSOR_CHAN_ACCEL_XYZ, lis2du12_accel);
 
 		/* Display sensor data */
 
@@ -343,6 +392,11 @@ int main(void)
 		printf("LIS2MDL: Temperature: %.1f C\n",
 		       sensor_value_to_double(&lis2mdl_temp));
 
+		printf("LIS2DU12: Accel (m.s-2): x: %.3f, y: %.3f, z: %.3f\n",
+			sensor_value_to_double(&lis2du12_accel[0]),
+			sensor_value_to_double(&lis2du12_accel[1]),
+			sensor_value_to_double(&lis2du12_accel[2]));
+
 #ifdef CONFIG_LPS2XDF_TRIGGER
 		printk("%d:: lps22df trig %d\n", cnt, lps22df_trig_cnt);
 #endif
@@ -356,6 +410,10 @@ int main(void)
 		printk("%d:: lis2mdl trig %d\n", cnt, lis2mdl_trig_cnt);
 #endif
 
+#ifdef CONFIG_LIS2DU12_TRIGGER
+		printk("%d:: lis2du12 trig %d\n", cnt, lis2du12_trig_cnt);
+#endif
+
 		k_sleep(K_MSEC(2000));
 	}
 }