From 3d9322c7f32353d8880a9908b2ca90ad3faa1406 Mon Sep 17 00:00:00 2001
From: Carsten Keller <mail@carstenkeller.dev>
Date: Sun, 9 Jun 2024 17:58:22 +0200
Subject: [PATCH] =?UTF-8?q?Software-Timer=20hinzugef=C3=BCgt?=
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---
 Source/Timer.cpp | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 Source/Timer.hpp | 31 +++++++++++++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 Source/Timer.cpp
 create mode 100644 Source/Timer.hpp

diff --git a/Source/Timer.cpp b/Source/Timer.cpp
new file mode 100644
index 0000000..48cb42a
--- /dev/null
+++ b/Source/Timer.cpp
@@ -0,0 +1,48 @@
+/*
+ * Timer.cpp
+ *
+ *  Created on: Jun 7, 2024
+ *      Author: Carst
+ */
+
+#include "Timer.hpp"
+namespace ElektronischeLast
+{
+  Timer::Timer()
+  {
+    this->isRunning = false;
+  }
+
+  void Timer::start(uint32_t durationMs)
+  {
+    this->timerValue = durationMs;
+    this->isRunning = true;
+  }
+
+  void Timer::stop(void)
+  {
+  this->isRunning = false;
+  }
+
+  bool Timer::elapsed(void)
+  {
+    return !this->isRunning;
+  }
+
+  void Timer::tick(void)
+  {
+    if (this->isRunning)
+    {
+      if (this->timerValue > 0)
+      {
+        this->timerValue--;
+      }
+      else
+      {
+        this-> isRunning = false;
+      }
+    }
+  }
+}
+
+
diff --git a/Source/Timer.hpp b/Source/Timer.hpp
new file mode 100644
index 0000000..13634ba
--- /dev/null
+++ b/Source/Timer.hpp
@@ -0,0 +1,31 @@
+/*
+ * Timer.hpp
+ *
+ *  Created on: Jun 7, 2024
+ *      Author: Carst
+ */
+
+#ifndef TIMER_HPP_
+#define TIMER_HPP_
+
+#include <cstdint>
+
+namespace ElektronischeLast
+{
+  class Timer
+  {
+    private:
+      volatile uint32_t timerValue;
+      volatile bool isRunning;
+    public:
+      Timer();
+      void start(uint32_t durationMs);
+      void stop(void);
+      bool elapsed(void);
+      void tick(void);
+  };
+}
+
+
+
+#endif /* TIMER_HPP_ */