Dean Camera
15 years ago
parent
a7aaa45ec4
commit
071fd8ce53
File diff suppressed because one or more lines are too long
@ -1,99 +0,0 @@
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 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
|
||||
*
|
||||
* Atomic block header for the 32-bit AVRs, modelled on the 8-bit AVR's util/atomic.h
|
||||
* header.
|
||||
*
|
||||
* \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
|
||||
* functionality on the 32-bit AVRs.
|
||||
*/
|
||||
|
||||
#ifndef __ATOMIC_H__
|
||||
#define __ATOMIC_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr32/io.h>
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
#define ATOMIC_BLOCK(type) for ( type, __ToDo = __iCliRetVal(); \
|
||||
__ToDo ; __ToDo = 0 )
|
||||
#define NONATOMIC_BLOCK(type) for ( type, __ToDo = __iSeiRetVal(); \
|
||||
__ToDo ; __ToDo = 0 )
|
||||
#define ATOMIC_RESTORESTATE uint8_t sreg_save \
|
||||
__attribute__((__cleanup__(__iRestore))) = 0 /* TODO */
|
||||
#define ATOMIC_FORCEON uint8_t sreg_save \
|
||||
__attribute__((__cleanup__(__iSeiParam))) = 0
|
||||
#define NONATOMIC_RESTORESTATE uint8_t sreg_save \
|
||||
__attribute__((__cleanup__(__iRestore))) = 0 /* TODO */
|
||||
#define NONATOMIC_FORCEOFF uint8_t sreg_save \
|
||||
__attribute__((__cleanup__(__iCliParam))) = 0
|
||||
|
||||
/* Private Interface - For use in library only: */
|
||||
#if !defined(__DOXYGEN__)
|
||||
/* Inline Functions: */
|
||||
static __inline__ uint8_t __iSeiRetVal(void)
|
||||
{
|
||||
((avr32_sr_t*)AVR32_SR_T)->gm = true;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static __inline__ uint8_t __iCliRetVal(void)
|
||||
{
|
||||
((avr32_sr_t*)AVR32_SR_T)->gm = false;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static __inline__ void __iSeiParam(const uint8_t *__s)
|
||||
{
|
||||
((avr32_sr_t*)AVR32_SR_T)->gm = true;
|
||||
__asm__ volatile ("" ::: "memory");
|
||||
(void)__s;
|
||||
}
|
||||
|
||||
static __inline__ void __iCliParam(const uint8_t *__s)
|
||||
{
|
||||
((avr32_sr_t*)AVR32_SR_T)->gm = false;
|
||||
__asm__ volatile ("" ::: "memory");
|
||||
(void)__s;
|
||||
}
|
||||
|
||||
static __inline__ void __iRestore(const uint8_t *__s)
|
||||
{
|
||||
((avr32_sr_t*)AVR32_SR_T)->gm = *__s;
|
||||
__asm__ volatile ("" ::: "memory");
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
@ -1,98 +0,0 @@
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 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
|
||||
*
|
||||
* Board specific Buttons driver header for the EVK1101.
|
||||
*
|
||||
* \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_EVK1101 EVK1101
|
||||
*
|
||||
* Board specific Buttons driver header for the EVK1101.
|
||||
*
|
||||
* \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.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __BUTTONS_EVK1101_H__
|
||||
#define __BUTTONS_EVK1101_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr32/io.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
#include "../../../Common/Common.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 (1UL << 2)
|
||||
|
||||
/** Button mask for the second button on the board. */
|
||||
#define BUTTONS_BUTTON2 (1UL << 3)
|
||||
|
||||
/* Inline Functions: */
|
||||
#if !defined(__DOXYGEN__)
|
||||
static inline void Buttons_Init(void)
|
||||
{
|
||||
AVR32_GPIO.port[1].gpers = (BUTTONS_BUTTON1 | BUTTONS_BUTTON2);
|
||||
AVR32_GPIO.port[1].puers = (BUTTONS_BUTTON1 | BUTTONS_BUTTON2);
|
||||
}
|
||||
|
||||
static inline uintN_t Buttons_GetStatus(void)
|
||||
{
|
||||
return (~AVR32_GPIO.port[1].pvr & (BUTTONS_BUTTON1 | BUTTONS_BUTTON2));
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
@ -1,116 +0,0 @@
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 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
|
||||
*
|
||||
* Board specific joystick driver header for the EVK1101.
|
||||
*
|
||||
* \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_EVK1101 EVK1101
|
||||
*
|
||||
* Board specific joystick driver header for the EVK1101.
|
||||
*
|
||||
* \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.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __JOYSTICK_EVK1101_H__
|
||||
#define __JOYSTICK_EVK1101_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr32/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_MASK_PA (1 << 13)
|
||||
#define JOY_MASK_PB ((1 << 6) | (1 << 7) | (1 << 8) | (1 << 9))
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** Mask for the joystick being pushed in the left direction. */
|
||||
#define JOY_LEFT (1UL << 6)
|
||||
|
||||
/** Mask for the joystick being pushed in the upward direction. */
|
||||
#define JOY_UP (1UL << 7)
|
||||
|
||||
/** Mask for the joystick being pushed in the right direction. */
|
||||
#define JOY_RIGHT (1UL << 8)
|
||||
|
||||
/** Mask for the joystick being pushed in the downward direction. */
|
||||
#define JOY_DOWN (1UL << 9)
|
||||
|
||||
/** Mask for the joystick being pushed inward. */
|
||||
#define JOY_PRESS (1UL << 13)
|
||||
|
||||
/* Inline Functions: */
|
||||
#if !defined(__DOXYGEN__)
|
||||
static inline void Joystick_Init(void)
|
||||
{
|
||||
AVR32_GPIO.port[0].gpers = JOY_MASK_PA;
|
||||
AVR32_GPIO.port[0].puers = JOY_MASK_PA;
|
||||
AVR32_GPIO.port[1].gpers = JOY_MASK_PB;
|
||||
AVR32_GPIO.port[1].puers = JOY_MASK_PB;
|
||||
}
|
||||
|
||||
static inline uintN_t Joystick_GetStatus(void)
|
||||
{
|
||||
return ((~AVR32_GPIO.port[1].pvr & JOY_MASK_PB) |
|
||||
(~AVR32_GPIO.port[0].pvr & JOY_MASK_PA));
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
@ -1,137 +0,0 @@
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 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
|
||||
*
|
||||
* Board specific LED driver header for the EVK1101.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the LEDs driver
|
||||
* dispatch header located in LUFA/Drivers/Board/LEDs.h.
|
||||
*/
|
||||
|
||||
/** \ingroup Group_LEDs
|
||||
* @defgroup Group_LEDs_EVK1101 EVK1101
|
||||
*
|
||||
* Board specific LED driver header for the EVK1101.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the LEDs driver
|
||||
* dispatch header located in LUFA/Drivers/Board/LEDs.h.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __LEDS_EVK1101_H__
|
||||
#define __LEDS_EVK1101_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr32/io.h>
|
||||
|
||||
#include "../../../Common/Common.h"
|
||||
|
||||
/* Enable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Preprocessor Checks: */
|
||||
#if !defined(__INCLUDE_FROM_LEDS_H)
|
||||
#error Do not include this file directly. Include LUFA/Drivers/Board/LEDS.h instead.
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** LED mask for the first LED on the board. */
|
||||
#define LEDS_LED1 (1UL << 7)
|
||||
|
||||
/** LED mask for the second LED on the board. */
|
||||
#define LEDS_LED2 (1UL << 8)
|
||||
|
||||
/** LED mask for the third LED on the board. */
|
||||
#define LEDS_LED3 (1UL << 21)
|
||||
|
||||
/** LED mask for the fourth LED on the board. */
|
||||
#define LEDS_LED4 (1UL << 22)
|
||||
|
||||
/** LED mask for all the LEDs on the board. */
|
||||
#define LEDS_ALL_LEDS (LEDS_LED1 | LEDS_LED2 | LEDS_LED3 | LEDS_LED4)
|
||||
|
||||
/** LED mask for the none of the board LEDs */
|
||||
#define LEDS_NO_LEDS 0
|
||||
|
||||
/* Inline Functions: */
|
||||
#if !defined(__DOXYGEN__)
|
||||
static inline void LEDs_Init(void)
|
||||
{
|
||||
AVR32_GPIO.port[0].gpers = LEDS_ALL_LEDS;
|
||||
AVR32_GPIO.port[0].oders = LEDS_ALL_LEDS;
|
||||
AVR32_GPIO.port[0].ovrs = LEDS_ALL_LEDS;
|
||||
}
|
||||
|
||||
static inline void LEDs_TurnOnLEDs(const uintN_t LEDMask)
|
||||
{
|
||||
AVR32_GPIO.port[0].ovrc = LEDMask;
|
||||
}
|
||||
|
||||
static inline void LEDs_TurnOffLEDs(const uintN_t LEDMask)
|
||||
{
|
||||
AVR32_GPIO.port[0].ovrs = LEDMask;
|
||||
}
|
||||
|
||||
static inline void LEDs_SetAllLEDs(const uintN_t LEDMask)
|
||||
{
|
||||
AVR32_GPIO.port[0].ovrs = LEDS_ALL_LEDS;
|
||||
AVR32_GPIO.port[0].ovrc = LEDMask;
|
||||
}
|
||||
|
||||
static inline void LEDs_ChangeLEDs(const uintN_t LEDMask, const uintN_t ActiveMask)
|
||||
{
|
||||
AVR32_GPIO.port[0].ovrs = LEDMask;
|
||||
AVR32_GPIO.port[0].ovrc = ActiveMask;
|
||||
}
|
||||
|
||||
static inline void LEDs_ToggleLEDs(const uintN_t LEDMask)
|
||||
{
|
||||
AVR32_GPIO.port[0].ovrt = LEDMask;
|
||||
}
|
||||
|
||||
static inline uintN_t LEDs_GetLEDs(void)
|
||||
{
|
||||
return (AVR32_GPIO.port[0].ovr & LEDS_ALL_LEDS);
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
@ -1,174 +0,0 @@
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 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
|
||||
*
|
||||
* SPI driver for the 32-bit AVRs.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the SPI driver
|
||||
* dispatch header located in LUFA/Drivers/Peripheral/SPI.h.
|
||||
*/
|
||||
|
||||
/** \ingroup Group_SPI
|
||||
* @defgroup Group_SPI_AVR32 32-Bit AVR SPI Driver
|
||||
*
|
||||
* SPI driver for the 32-bit AVRs.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the ADC driver
|
||||
* dispatch header located in LUFA/Drivers/Peripheral/SPI.h.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __SPI_AVR32_H__
|
||||
#define __SPI_AVR32_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr32/io.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
/* Preprocessor Checks: */
|
||||
#if !defined(__INCLUDE_FROM_SPI_H)
|
||||
#error Do not include this file directly. Include LUFA/Drivers/Peripheral/SPI.h instead.
|
||||
#endif
|
||||
|
||||
/* Enable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 1. */
|
||||
#define SPI_SPEED_FCPU_DIV_1 0
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 32. */
|
||||
#define SPI_SPEED_FCPU_DIV_32 AVR32_SPI_MR_FDIV_MASK
|
||||
|
||||
/** SPI chip selection mode for direct peripheral-to-CS pin connections. */
|
||||
#define SPI_CS_4BITDECODER AVR32_SPI_MR_PSDEC_MASK
|
||||
|
||||
/** SPI chip selection mode for peripheral CS pin connections through a 4-bit decoder. */
|
||||
#define SPI_CS_DIRECT 0
|
||||
|
||||
/** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into slave mode. */
|
||||
#define SPI_MODE_SLAVE 0
|
||||
|
||||
/** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into master mode. */
|
||||
#define SPI_MODE_MASTER AVR32_SPI_MR_MSTR_MASK
|
||||
|
||||
/* Inline Functions: */
|
||||
/** Initialises the SPI subsystem, ready for transfers. Must be called before calling any other
|
||||
* SPI routines.
|
||||
*
|
||||
* \note The individual AVR32 chip select control registers are left at their defaults; it is up to the user
|
||||
* to configure these seperately once the SPI module has been initialized.
|
||||
*
|
||||
* \note The physical GPIO pins for the AVR32's SPI are not altered; it is up to the user to
|
||||
* configure these seperately to connect the SPI module to the desired GPIO pins via the
|
||||
* GPIO MUX registers.
|
||||
*
|
||||
* \param[in] SPIOptions SPI Options, a mask consisting of one of each of the SPI_SPEED_*,
|
||||
* SPI_CS_* and SPI_MODE_* masks
|
||||
*/
|
||||
static inline void SPI_Init(const uintN_t SPIOptions)
|
||||
{
|
||||
AVR32_PM.pbamask = (1 << 5);
|
||||
|
||||
AVR32_SPI.CR.swrst = true;
|
||||
AVR32_SPI.CR.spien = true;
|
||||
AVR32_SPI.mr = SPIOptions;
|
||||
}
|
||||
|
||||
/** Turns off the SPI driver, disabling and returning used hardware to their default configuration. */
|
||||
static inline void SPI_ShutDown(void)
|
||||
{
|
||||
AVR32_SPI.cr = AVR32_SPI_CR_SPIDIS_MASK;
|
||||
|
||||
AVR32_PM.pbamask &= ~(1 << 5);
|
||||
}
|
||||
|
||||
/** Sends and receives a transfer through the SPI interface, blocking until the transfer is complete.
|
||||
* The width of the data that is transferred is dependant on the settings of the currently selected
|
||||
* peripheral.
|
||||
*
|
||||
* \param[in] Data Data to send through the SPI interface
|
||||
*
|
||||
* \return Response data from the attached SPI device
|
||||
*/
|
||||
static inline uint16_t SPI_Transfer(const uint16_t Data) ATTR_ALWAYS_INLINE;
|
||||
static inline uint16_t SPI_Transfer(const uint16_t Data)
|
||||
{
|
||||
while (!(AVR32_SPI.SR.tdre));
|
||||
AVR32_SPI.TDR.td = Data;
|
||||
|
||||
while ((AVR32_SPI.sr & (AVR32_SPI_SR_RDRF_MASK | AVR32_SPI_SR_TXEMPTY_MASK)) !=
|
||||
(AVR32_SPI_SR_RDRF_MASK | AVR32_SPI_SR_TXEMPTY_MASK));
|
||||
return AVR32_SPI.RDR.rd;
|
||||
}
|
||||
|
||||
/** Sends a transfer through the SPI interface, blocking until the transfer is complete. The response
|
||||
* data sent to from the attached SPI device is ignored. The width of the data that is transferred is
|
||||
* dependant on the settings of the currently selected peripheral.
|
||||
*
|
||||
* \param[in] Data Data to send through the SPI interface
|
||||
*/
|
||||
static inline void SPI_Send(const uint16_t Data) ATTR_ALWAYS_INLINE;
|
||||
static inline void SPI_Send(const uint16_t Data)
|
||||
{
|
||||
while (!(AVR32_SPI.SR.tdre));
|
||||
AVR32_SPI.TDR.td = Data;
|
||||
}
|
||||
|
||||
/** Sends a dummy transfer through the SPI interface, blocking until the transfer is complete. The response
|
||||
* data from the attached SPI device is returned. The width of the data that is transferred is dependant on
|
||||
* the settings of the currently selected peripheral.
|
||||
*
|
||||
* \return The response data from the attached SPI device
|
||||
*/
|
||||
static inline uint16_t SPI_Receive(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
|
||||
static inline uint16_t SPI_Receive(void)
|
||||
{
|
||||
while (!(AVR32_SPI.SR.tdre));
|
||||
AVR32_SPI.TDR.td = 0x0000;
|
||||
|
||||
while ((AVR32_SPI.sr & (AVR32_SPI_SR_RDRF_MASK | AVR32_SPI_SR_TXEMPTY_MASK)) !=
|
||||
(AVR32_SPI_SR_RDRF_MASK | AVR32_SPI_SR_TXEMPTY_MASK));
|
||||
return AVR32_SPI.RDR.rd;
|
||||
}
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
Loading…
Reference in new issue