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diff --git a/peripheral/libupm/src/my9221/my9221.h b/peripheral/libupm/src/my9221/my9221.h
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--- a/peripheral/libupm/src/my9221/my9221.h
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@@ -1,152 +0,0 @@
-/*
- * 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>
-
-namespace upm {
-
-  /**
-   * @brief MY9221 LED Controller library
-   * @defgroup my9221 libupm-my9221
-   * @ingroup seeed display gpio eak
-   */
-  class MY9221 {
-  public:
-
-    // 12 LED channels per chip (instance)
-    static const int LEDS_PER_INSTANCE = 12;
-
-    /**
-     * Instantiates an MY9221 object
-     *
-     * @param dataPin Data pin
-     * @param clockPin Clock pin
-     * @param instances Number of daisy-chained my9221s, default 1
-     */
-    MY9221(uint8_t dataPin, uint8_t clockPin, int instances=1);
-
-    /**
-     * MY9221 destructor
-     */
-    ~MY9221();
-
-    /**
-     * Enable or disable auto refresh.  When auto refresh is enabled,
-     * update the LED display as soon as the internal state changes.
-     * When false, the display(s) will not be updated until the
-     * refresh() method is called.
-     *
-     * @param enable true to enable auto refresh, false otherwise
-     */
-    void setAutoRefresh(bool enable)
-    {
-      m_autoRefresh = enable;
-    }
-
-    /**
-     * Set an LED to a specific on (high intensity) or off (low
-     * intensity) value.
-     *
-     * @param led The LED whose state you wish to change
-     * @param on true to turn on the LED, false to turn the LED off
-     */
-    void setLED(int led, bool on);
-
-    /**
-     * Set the greyscale intensity of an LED in the OFF state.  The
-     * intensity is a value from 0 (fully off) to 255 (fully on).
-     * This will take effect on any future LED set or clear
-     * operations.
-     *
-     * @param intensity a value from 0 (fully off) to 255 (fully on)
-     */
-    void setLowIntensityValue(int intensity);
-
-    /**
-     * Set the greyscale intensity of an LED in the ON state.  The
-     * intensity is a value from 0 (fully off) to 255 (fully on).
-     * This will take effect on any future LED set or clear
-     * operations.
-     *
-     * @param intensity a value from 0 (fully off) to 255 (fully on)
-     */
-    void setHighIntensityValue(int intensity);
-
-    /**
-     * Set all of the LEDS to the ON (high intensity value) state.
-     */
-    void setAll();
-
-    /**
-     * Set all of the LEDS to the OFF (low intensity value) state.
-     */
-    void clearAll();
-
-    /**
-     * Set the LED states to match the internal stored states.  This
-     * is useful when auto refresh (setAutoRefresh()) is false to
-     * update the display.
-     */
-    void refresh();
-
-  protected:
-    virtual void lockData();
-    virtual void send16bitBlock(uint16_t data);
-
-    bool m_autoRefresh;
-    // we're only doing 8-bit greyscale, so the high order bits are
-    // always 0
-    uint16_t m_lowIntensity;
-    uint16_t m_highIntensity;
-
-    unsigned int m_instances;
-
-    // an array of uint16_t's representing our bit states (on/off)
-    // intensities.  Only the low 8 bits are used, but in the future
-    // 16bit support can work here as well.
-    uint16_t *m_bitStates;
-
-    uint16_t m_commandWord;
-
-    mraa::Gpio m_gpioClk;
-    mraa::Gpio m_gpioData;
-
-  private:
-  };
-
-}