diff options
Diffstat (limited to 'LUFA/Drivers/Board/EVK527/Joystick.h')
| -rw-r--r-- | LUFA/Drivers/Board/EVK527/Joystick.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/LUFA/Drivers/Board/EVK527/Joystick.h b/LUFA/Drivers/Board/EVK527/Joystick.h new file mode 100644 index 000000000..ae90c2be6 --- /dev/null +++ b/LUFA/Drivers/Board/EVK527/Joystick.h @@ -0,0 +1,112 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2009.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, and distribute this software
+ and its documentation for any purpose and without fee is hereby
+ granted, provided that the above copyright notice appear in all
+ copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Board specific joystick driver header for the EVK527.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the joystick driver
+ * dispatch header located in LUFA/Drivers/Board/Joystick.h.
+ */
+
+/** \ingroup Group_Joystick
+ * @defgroup Group_Joystick_EVK527 EVK527
+ *
+ * @{
+ */
+
+#ifndef __JOYSTICK_EVK527_H__
+#define __JOYSTICK_EVK527_H__
+
+ /* Includes: */
+ #include <avr/io.h>
+
+ #include "../../../Common/Common.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(INCLUDE_FROM_JOYSTICK_H)
+ #error Do not include this file directly. Include LUFA/Drivers/Board/Joystick.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #define JOY_FMASK ((1 << 4) | (1 << 5) | (1 << 6) | (1 << 7))
+ #define JOY_CMASK (1 << 6))
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Mask for the joystick being pushed in the left direction. */
+ #define JOY_LEFT (1 << 4)
+
+ /** Mask for the joystick being pushed in the right direction. */
+ #define JOY_RIGHT (1 << 7)
+
+ /** Mask for the joystick being pushed in the upward direction. */
+ #define JOY_UP (1 << 5)
+
+ /** Mask for the joystick being pushed in the downward direction. */
+ #define JOY_DOWN ((1 << 6) >> 3)
+
+ /** Mask for the joystick being pushed inward. */
+ #define JOY_PRESS (1 << 6)
+
+ /* Inline Functions: */
+ #if !defined(__DOXYGEN__)
+ static inline void Joystick_Init(void)
+ {
+ DDRF &= ~(JOY_FMASK);
+ DDRC &= ~(JOY_CMASK);
+
+ PORTF |= JOY_FMASK;
+ PORTC |= JOY_CMASK;
+ };
+
+ static inline uint8_t Joystick_GetStatus(void) ATTR_WARN_UNUSED_RESULT;
+ static inline uint8_t Joystick_GetStatus(void)
+ {
+ return (((uint8_t)~PINF & JOY_FMASK) | (((uint8_t)~PINC & JOY_CMASK) >> 3));
+ }
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
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