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authorDean Camera <dean@fourwalledcubicle.com>2011-05-18 12:23:24 +0000
committerDean Camera <dean@fourwalledcubicle.com>2011-05-18 12:23:24 +0000
commit910bca557cbdc34dbc8db9df91d00103ffd73c88 (patch)
treee562ea7cc20b3c37d9f766af16bd2909f5873e71 /LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h
parente10f5b4f144f3fd35c5c6c3474e37fd8a1fd682d (diff)
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Seperated out board drivers by architecture in the library internals for better organisation.
Diffstat (limited to 'LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h')
-rw-r--r--LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h116
1 files changed, 116 insertions, 0 deletions
diff --git a/LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h b/LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h
new file mode 100644
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+++ b/LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h
@@ -0,0 +1,116 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2011.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, 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
+ * \brief Board specific joystick driver header for the Atmel USBKEY.
+ * \copydetails Group_Joystick_USBKEY
+ *
+ * \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_USBKEY USBKEY
+ * \brief Board specific joystick driver header for the Atmel USBKEY.
+ *
+ * Board specific joystick driver header for the Atmel USBKEY.
+ *
+ * @{
+ */
+
+#ifndef __JOYSTICK_USBKEY_H__
+#define __JOYSTICK_USBKEY_H__
+
+ /* Includes: */
+ #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_BMASK ((1 << 5) | (1 << 6) | (1 << 7))
+ #define JOY_EMASK ((1 << 4) | (1 << 5))
+
+ #define JOY_PORTE_MASK_SHIFT 1
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Mask for the joystick being pushed in the left direction. */
+ #define JOY_LEFT (1 << 6)
+
+ /** Mask for the joystick being pushed in the right direction. */
+ #define JOY_RIGHT ((1 << 4) >> JOY_PORTE_MASK_SHIFT)
+
+ /** Mask for the joystick being pushed in the upward direction. */
+ #define JOY_UP (1 << 7)
+
+ /** Mask for the joystick being pushed in the downward direction. */
+ #define JOY_DOWN ((1 << 5) >> JOY_PORTE_MASK_SHIFT)
+
+ /** Mask for the joystick being pushed inward. */
+ #define JOY_PRESS (1 << 5)
+
+ /* Inline Functions: */
+ #if !defined(__DOXYGEN__)
+ static inline void Joystick_Init(void)
+ {
+ DDRB &= ~(JOY_BMASK);
+ DDRE &= ~(JOY_EMASK);
+
+ PORTB |= JOY_BMASK;
+ PORTE |= JOY_EMASK;
+ }
+
+ static inline uint8_t Joystick_GetStatus(void) ATTR_WARN_UNUSED_RESULT;
+ static inline uint8_t Joystick_GetStatus(void)
+ {
+ return (((uint8_t)~PINB & JOY_BMASK) | (((uint8_t)~PINE & JOY_EMASK) >> JOY_PORTE_MASK_SHIFT));
+ }
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+