diff options
Diffstat (limited to 'LUFA/Drivers/Board/XMEGA/A3BU_XPLAINED/Buttons.h')
| -rw-r--r-- | LUFA/Drivers/Board/XMEGA/A3BU_XPLAINED/Buttons.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/LUFA/Drivers/Board/XMEGA/A3BU_XPLAINED/Buttons.h b/LUFA/Drivers/Board/XMEGA/A3BU_XPLAINED/Buttons.h new file mode 100644 index 0000000000..901869d35e --- /dev/null +++ b/LUFA/Drivers/Board/XMEGA/A3BU_XPLAINED/Buttons.h @@ -0,0 +1,119 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 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 disclaims 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 Buttons driver header for the Atmel XMEGA A3BU Xplained. + * \copydetails Group_Buttons_A3BU_XPLAINED + * + * \note This file should not be included directly. It is automatically included as needed by the Buttons driver + * dispatch header located in LUFA/Drivers/Board/Buttons.h. + */ + +/** \ingroup Group_Buttons + * \defgroup Group_Buttons_A3BU_XPLAINED A3BU_XPLAINED + * \brief Board specific Buttons driver header for the Atmel XMEGA A3BU Xplained. + * + * Board specific Buttons driver header for the Atmel XMEGA A3BU Xplained. + * + * <table> + * <tr><th>Name</th><th>Info</th><th>Active Level</th><th>Port Pin</th></tr> + * <tr><td>BUTTONS_BUTTON1</td><td>SW0 Button</td><td>Low</td><td>PORTE.5</td></tr> + * <tr><td>BUTTONS_BUTTON2</td><td>SW1 Button</td><td>Low</td><td>PORTF.1</td></tr> + * <tr><td>BUTTONS_BUTTON3</td><td>SW2 Button</td><td>Low</td><td>PORTF.2</td></tr> + * </table> + * + * @{ + */ + +#ifndef __BUTTONS_A3BU_XPLAINED_H__ +#define __BUTTONS_A3BU_XPLAINED_H__ + + /* Includes: */ + #include <avr/io.h> + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_BUTTONS_H) + #error Do not include this file directly. Include LUFA/Drivers/Board/Buttons.h instead. + #endif + + /* Public Interface - May be used in end-application: */ + /* Macros: */ + /** Button mask for the first button on the board. */ + #define BUTTONS_BUTTON1 (1 << 5) + + /** Button mask for the second button on the board. */ + #define BUTTONS_BUTTON2 (1 << 1) + + /** Button mask for the third button on the board. */ + #define BUTTONS_BUTTON3 (1 << 2) + + /* Inline Functions: */ + #if !defined(__DOXYGEN__) + static inline void Buttons_Init(void) + { + PORTE.OUTCLR = BUTTONS_BUTTON1; + PORTE.PIN5CTRL = (PORT_OPC_PULLUP_gc | PORT_INVEN_bm); + + PORTF.OUTCLR = (BUTTONS_BUTTON2 | BUTTONS_BUTTON3); + PORTF.PIN1CTRL = (PORT_OPC_PULLUP_gc | PORT_INVEN_bm); + PORTF.PIN2CTRL = (PORT_OPC_PULLUP_gc | PORT_INVEN_bm); + } + + static inline void Buttons_Disable(void) + { + PORTE.OUTCLR = BUTTONS_BUTTON1; + PORTE.PIN5CTRL = 0; + + PORTF.OUTCLR = (BUTTONS_BUTTON2 | BUTTONS_BUTTON3); + PORTF.PIN1CTRL = 0; + PORTF.PIN2CTRL = 0; + } + + static inline uint8_t Buttons_GetStatus(void) ATTR_WARN_UNUSED_RESULT; + static inline uint8_t Buttons_GetStatus(void) + { + return ((PORTE_IN & BUTTONS_BUTTON1) | (PORTF_IN & (BUTTONS_BUTTON2 | BUTTONS_BUTTON3))); + } + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + |