1 files changed, 47 insertions, 0 deletions
diff --git a/firmware/source/sclock.hpp b/firmware/source/sclock.hpp
new file mode 100644
index 0000000..d5b93df
--- /dev/null
+++ b/firmware/source/sclock.hpp
@@ -0,0 +1,47 @@
+/**
+ * @file sclock.hpp
+ * @brief Manages sampling rate clock speeds.
+ *
+ * Copyright (C) 2021 Clyne Sullivan
+ *
+ * Distributed under the GNU GPL v3 or later. You should have received a copy of
+ * the GNU General Public License along with this program.
+ * If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef SCLOCK_HPP_
+#define SCLOCK_HPP_
+
+#include "hal.h"
+
+#include <array>
+
+class SClock
+{
+public:
+    enum class Rate : unsigned int {
+        R8K = 0,
+        R16K,
+        R20K,
+        R32K,
+        R48K,
+        R96K
+    };
+
+    static void begin();
+    static void start();
+    static void stop();
+
+    static void setRate(Rate rate);
+    static unsigned int getRate();
+
+private:
+    static GPTDriver *m_timer;
+    static unsigned int m_div;
+    static unsigned int m_runcount;
+    static const GPTConfig m_timer_config;
+    static const std::array<unsigned int, 6> m_rate_divs;
+};
+
+#endif // SCLOCK_HPP_
+