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+//*****************************************************************************
+//
+// keyboard_ui.h - Header for the DK-TM4C129X USB keyboard application UI.
+//
+// Copyright (c) 2013-2014 Texas Instruments Incorporated. All rights reserved.
+// Software License Agreement
+//
+// Texas Instruments (TI) is supplying this software for use solely and
+// exclusively on TI's microcontroller products. The software is owned by
+// TI and/or its suppliers, and is protected under applicable copyright
+// laws. You may not combine this software with "viral" open-source
+// software in order to form a larger program.
+//
+// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
+// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
+// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
+// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
+// DAMAGES, FOR ANY REASON WHATSOEVER.
+//
+// This is part of revision 2.1.0.12573 of the DK-TM4C129X Firmware Package.
+//
+//*****************************************************************************
+
+#ifndef __KEYBOARD_UI_H__
+#define __KEYBOARD_UI_H__
+
+//*****************************************************************************
+//
+// Status of the device.
+//
+//*****************************************************************************
+typedef struct
+{
+ //
+ // Holds if there is a device connected to this port.
+ //
+ bool bConnected;
+
+ //
+ // Move to a new line.
+ //
+ bool bNewLine;
+
+ //
+ // The instance data for the device if bConnected is true.
+ //
+ uint32_t ui32Instance;
+
+ //
+ // The keyboard modifier flags.
+ //
+ uint32_t ui32Modifiers;
+}
+tKeyboardStatus;
+
+extern tKeyboardStatus g_sStatus;
+
+
+//*****************************************************************************
+//
+// The ASCII code for a backspace character.
+//
+//*****************************************************************************
+#define ASCII_BACKSPACE 0x08
+
+void UIInit(uint32_t ui32SysClock);
+void UIPrintChar(const char cChar);
+void UIUpdateStatus(void);
+
+#endif