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diff --git a/peripheral/libupm/src/my9221/grovecircularled.h b/peripheral/libupm/src/my9221/grovecircularled.h
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+/*
+ * Author: Jon Trulson <jtrulson@ics.com>
+ * Copyright (c) 2016 Intel Corporation.
+ *
+ * These modules were rewritten, based on original work by:
+ *
+ * (original my9221/groveledbar)
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * (grovecircularled)
+ * Author: Jun Kato and Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Contributions: Jon Trulson <jtrulson@ics.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#pragma once
+
+#include <string>
+#include <mraa/common.hpp>
+#include <mraa/gpio.hpp>
+#include "my9221.h"
+
+namespace upm {
+
+  /**
+   * @library my9221
+   * @sensor grovecircularled
+   * @comname Grove Circular LED
+   * @type display
+   * @man seeed
+   * @web http://www.seeedstudio.com/wiki/Grove_-_Circular_LED
+   * @con gpio
+   *
+   * @brief API for the Grove Circular LED module
+   *
+   * This is a circular LED ring based on the MY9221 chip. It is often used
+   * with a rotary encoder and has 24 controllable LEDs.
+   *
+   * @image html grovecircularled.jpg
+   * @snippet grovecircularled.cxx Interesting
+   */
+
+  class GroveCircularLED : public MY9221 {
+  public:
+    /**
+     * Instantiates an GroveCircularLED object
+     *
+     * @param dataPin Data pin
+     * @param clockPin Clock pin
+     */
+    GroveCircularLED(uint8_t dataPin, uint8_t clockPin);
+
+    /**
+     * GroveCircularLED destructor
+     */
+    ~GroveCircularLED();
+
+    /**
+     * Sets the spinner (turns off all LEDs but selected one)
+     *
+     * @param position Selected position for the spinner (0-23)
+     */
+    void setSpinner(uint8_t position);
+
+    /**
+     * Sets the lighting status
+     *
+     * @param level Selected level for the circular LED (0-23)
+     * @param direction Up or down; up is true and default
+     */
+    void setLevel(uint8_t level, bool direction=true);
+
+  protected:
+  private:
+  };
+
+}