From e73423cc2374e06eaa0be9f51e9dab21909abbfa Mon Sep 17 00:00:00 2001
From: Alistair Francis <alistair.francis@wdc.com>
Date: Tue, 12 Nov 2024 13:34:43 +1000
Subject: [PATCH] examples: enviro_sensor: Initial commit

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
 examples/enviro_sensor/Makefile  | 11 ++++++
 examples/enviro_sensor/README.md |  5 +++
 examples/enviro_sensor/main.c    | 65 ++++++++++++++++++++++++++++++++
 3 files changed, 81 insertions(+)
 create mode 100644 examples/enviro_sensor/Makefile
 create mode 100644 examples/enviro_sensor/README.md
 create mode 100644 examples/enviro_sensor/main.c

diff --git a/examples/enviro_sensor/Makefile b/examples/enviro_sensor/Makefile
new file mode 100644
index 000000000..cfe30ad8e
--- /dev/null
+++ b/examples/enviro_sensor/Makefile
@@ -0,0 +1,11 @@
+# Makefile for user application
+
+# Specify this directory relative to the current application.
+TOCK_USERLAND_BASE_DIR = ../..
+
+# Which files to compile.
+C_SRCS := $(wildcard *.c)
+
+# Include userland master makefile. Contains rules and flags for actually
+# building the application.
+include $(TOCK_USERLAND_BASE_DIR)/AppMakefile.mk
diff --git a/examples/enviro_sensor/README.md b/examples/enviro_sensor/README.md
new file mode 100644
index 000000000..faeca5395
--- /dev/null
+++ b/examples/enviro_sensor/README.md
@@ -0,0 +1,5 @@
+Environment Sensor
+==================
+
+A simple example application that reads sensor data from the kernel and
+prints it in a loop.
diff --git a/examples/enviro_sensor/main.c b/examples/enviro_sensor/main.c
new file mode 100644
index 000000000..d4b1fe953
--- /dev/null
+++ b/examples/enviro_sensor/main.c
@@ -0,0 +1,65 @@
+#include <stdbool.h>
+#include <stdio.h>
+
+#include <libtock-sync/sensors/ambient_light.h>
+#include <libtock-sync/sensors/humidity.h>
+#include <libtock-sync/sensors/moisture.h>
+#include <libtock-sync/sensors/temperature.h>
+#include <libtock-sync/services/alarm.h>
+
+int main(void) {
+  bool temp_exists = false;
+  bool humi_exists = false;
+  bool lux_exists  = false;
+  bool mois_exists = false;
+  int humi         = 0;
+  int temp         = 0;
+  int lux  = 0;
+  int mois = 0;
+
+  printf("Probing data from sensors.\r\n");
+
+  if (libtock_temperature_exists()) {
+    printf("Temperature sensor exists.\r\n");
+    temp_exists = true;
+  }
+
+  if (libtock_humidity_exists()) {
+    printf("Humidity sensor exists.\r\n");
+    humi_exists = true;
+  }
+
+  if (libtock_ambient_light_exists()) {
+    printf("Ambient Light sensor exists.\r\n");
+    lux_exists = true;
+  }
+
+  if (libtock_moisture_exists()) {
+    printf("Moisture sensor exists.\r\n");
+    mois_exists = true;
+  }
+
+  while (1) {
+    if (temp_exists) {
+      libtocksync_temperature_read(&temp);
+      printf("Temperature: %dmC\r\n", temp);
+    }
+
+    if (humi_exists) {
+      libtocksync_humidity_read(&humi);
+      printf("Humidity: %dm%%\r\n", humi);
+    }
+
+    if (lux_exists) {
+      libtocksync_ambient_light_read_intensity(&lux);
+      printf("Ambient Light Intensity: %dlx\r\n", lux);
+    }
+
+    if (mois_exists) {
+      libtocksync_moisture_read(&mois);
+      printf("Moisture: %dm%% \r\n", mois);
+    }
+
+    libtocksync_alarm_delay_ms(4000);
+  }
+}