120 lines
4.0 KiB
C
120 lines
4.0 KiB
C
|
/*
|
||
|
|
LUFA Library
|
||
|
|
Copyright (C) Dean Camera, 2019.
|
||
|
|
|
||
|
|
dean [at] fourwalledcubicle [dot] com
|
||
|
|
www.lufa-lib.org
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
Copyright 2019 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 B1 Xplained.
|
||
|
|
* \copydetails Group_Buttons_B1_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_B1_XPLAINED B1_XPLAINED
|
||
|
|
* \brief Board specific Buttons driver header for the Atmel XMEGA B1 Xplained.
|
||
|
|
*
|
||
|
|
* Board specific Buttons driver header for the Atmel XMEGA B1 Xplained.
|
||
|
|
*
|
||
|
|
* <table>
|
||
|
|
* <tr><th>Name</th><th>Info</th><th>Active Level</th><th>Port Pin</th></tr>
|
||
|
|
* <tr><td>BUTTONS_BUTTON1</td><td>Touch CS0 Button</td><td>Low</td><td>PORTE.0</td></tr>
|
||
|
|
* <tr><td>BUTTONS_BUTTON2</td><td>Touch CS1 Button</td><td>Low</td><td>PORTE.1</td></tr>
|
||
|
|
* <tr><td>BUTTONS_BUTTON3</td><td>Touch CS2 Button</td><td>Low</td><td>PORTE.2</td></tr>
|
||
|
|
* <tr><td>BUTTONS_BUTTON4</td><td>Touch CS3 Button</td><td>Low</td><td>PORTE.3</td></tr>
|
||
|
|
* </table>
|
||
|
|
*
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __BUTTONS_B1_XPLAINED_H__
|
||
|
|
#define __BUTTONS_B1_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 << 0)
|
||
|
|
|
||
|
|
/** 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)
|
||
|
|
|
||
|
|
/** Button mask for the fourth button on the board. */
|
||
|
|
#define BUTTONS_BUTTON4 (1 << 3)
|
||
|
|
|
||
|
|
/* Inline Functions: */
|
||
|
|
#if !defined(__DOXYGEN__)
|
||
|
|
static inline void Buttons_Init(void)
|
||
|
|
{
|
||
|
|
PORTE.OUTSET = (BUTTONS_BUTTON1 | BUTTONS_BUTTON2 | BUTTONS_BUTTON3 | BUTTONS_BUTTON4);
|
||
|
|
|
||
|
|
PORTCFG.MPCMASK = (BUTTONS_BUTTON1 | BUTTONS_BUTTON2 | BUTTONS_BUTTON3 | BUTTONS_BUTTON4);
|
||
|
|
PORTE.PIN0CTRL = (PORT_INVEN_bm | PORT_OPC_PULLUP_gc);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void Buttons_Disable(void)
|
||
|
|
{
|
||
|
|
PORTE.OUTCLR = (BUTTONS_BUTTON1 | BUTTONS_BUTTON2 | BUTTONS_BUTTON3 | BUTTONS_BUTTON4);
|
||
|
|
|
||
|
|
PORTCFG.MPCMASK = (BUTTONS_BUTTON1 | BUTTONS_BUTTON2 | BUTTONS_BUTTON3 | BUTTONS_BUTTON4);
|
||
|
|
PORTE.PIN0CTRL = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline uint8_t Buttons_GetStatus(void) ATTR_WARN_UNUSED_RESULT;
|
||
|
|
static inline uint8_t Buttons_GetStatus(void)
|
||
|
|
{
|
||
|
|
return (PORTE_IN & (BUTTONS_BUTTON1 | BUTTONS_BUTTON2 | BUTTONS_BUTTON3 | BUTTONS_BUTTON4));
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Disable C linkage for C++ Compilers: */
|
||
|
|
#if defined(__cplusplus)
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/** @} */
|
||
|
|
|