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author | Dean Camera <dean@fourwalledcubicle.com> | 2011-05-18 12:23:24 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2011-05-18 12:23:24 +0000 |
commit | 910bca557cbdc34dbc8db9df91d00103ffd73c88 (patch) | |
tree | e562ea7cc20b3c37d9f766af16bd2909f5873e71 /LUFA/Drivers/Board/AVR8/USBKEY/Joystick.h | |
parent | e10f5b4f144f3fd35c5c6c3474e37fd8a1fd682d (diff) | |
download | lufa-910bca557cbdc34dbc8db9df91d00103ffd73c88.tar.gz lufa-910bca557cbdc34dbc8db9df91d00103ffd73c88.tar.bz2 lufa-910bca557cbdc34dbc8db9df91d00103ffd73c88.zip |
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.h | 116 |
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 index 000000000..65f348178 --- /dev/null +++ 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 + +/** @} */ + |