pir plugin

platformio.ini

@@ -26,6 +26,18 @@ lib_deps = ${common.lib_deps}
 lib_ignore =
     Ai Esp32 Rotary Encoder
 
+[env:pir]
+platform = ${common.platform}
+board = ${common.board}
+framework = ${common.framework}
+upload_speed = ${common.upload_speed}
+monitor_baud = ${common.monitor_baud}
+build_flags = -DSPROCKET_PRINT=1
+src_filter = +<*> -<examples/> +<examples/pir/> -<inputs/> +<inputs/pir> +<inputs/digital>
+lib_deps = ${common.lib_deps}
+lib_ignore =
+    Ai Esp32 Rotary Encoder    
+
 [env:audio]
 platform = ${common.platform}
 board = ${common.board}

src/examples/pir/config.h

@@ -0,0 +1,20 @@
+#ifndef __DEVICE_CONFIG__
+#define __DEVICE_CONFIG__
+
+// Scheduler
+#define _TASK_SLEEP_ON_IDLE_RUN
+#define _TASK_STD_FUNCTION
+#define _TASK_PRIORITY
+
+// Chip
+#define SPROCKET_TYPE       "SPROCKET"
+#define SERIAL_BAUD_RATE    115200
+#define STARTUP_DELAY       1000
+
+// PIR
+#define PIR_THRESHOLD 16
+#define PIR_POLL_INTERVAL 50
+#define PIR_TOPIC "pir"
+#define PIR_PIN D3
+
+#endif

src/examples/pir/main.cpp

@@ -0,0 +1,22 @@
+#include "config.h"
+#include "Sprocket.h"
+#include "inputs/pir/PirInputPlugin.h"
+
+Sprocket *sprocket;
+
+void setup()
+{
+    sprocket = new Sprocket({STARTUP_DELAY, SERIAL_BAUD_RATE});
+    sprocket->addPlugin(
+        new PirInputPlugin({PIR_PIN, PIR_THRESHOLD, PIR_POLL_INTERVAL, PIR_TOPIC}));
+    sprocket->subscribe(PIR_TOPIC, bind([](String label, String val){
+        PRINT_MSG(Serial, label.c_str(), val.c_str());
+    }, PIR_TOPIC, _1));
+    sprocket->activate();
+}
+
+void loop()
+{
+    sprocket->loop();
+    yield();
+}

src/inputs/pir/PirInputPlugin.cpp

@@ -0,0 +1,26 @@
+#include "PirInputPlugin.h"
+
+void PirInputPlugin::checkInput()
+{
+    val = digitalRead(config.pin); // read input value
+    if (val == HIGH)
+    { // check if the input is HIGH
+        if (pirState == LOW)
+        {
+            // we have just turned on
+            publish(config.topic, "1");
+            // We only want to print on the output change, not state
+            pirState = HIGH;
+        }
+    }
+    else
+    {
+        if (pirState == HIGH)
+        {
+            // we have just turned of
+            publish(config.topic, "0");
+            // We only want to print on the output change, not state
+            pirState = LOW;
+        }
+    }
+}

src/inputs/pir/PirInputPlugin.h

@@ -0,0 +1,28 @@
+#ifndef __PIR_INPUT__PLUGIN_H__
+#define __PIR_INPUT__PLUGIN_H__
+
+#define _TASK_SLEEP_ON_IDLE_RUN
+#define _TASK_STD_FUNCTION 
+
+#include <functional>
+#include <vector>
+#include <FS.h>
+#include <TaskSchedulerDeclarations.h>
+#include <Plugin.h>
+#include <utils/print.h>
+#include <utils/misc.h>
+#include <inputs/digital/DigitalInputPlugin.h>
+#include <GpioConfig.h>
+
+using namespace std;
+using namespace std::placeholders;
+
+class PirInputPlugin : public DigitalInputPlugin {
+    public:
+        PirInputPlugin(GpioConfig cfg) : DigitalInputPlugin(cfg){}
+        int pirState = LOW;             // we start, assuming no motion detected
+        int val = 0;  
+        void checkInput();
+};
+
+#endif