Remove accidentally duplicated model-specific peripheral driver files.pull/1469/head
Dean Camera
15 years ago
parent
ec19436d54
commit
0557676013
@ -0,0 +1,547 @@
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@ -1,189 +0,0 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2010.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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||||
permission notice and warranty disclaimer appear in supporting
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||||
documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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||||
special, indirect or consequential damages or any damages
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||||
whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* SPI driver for the 8-bit AVRs.
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*
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* \note This file should not be included directly. It is automatically included as needed by the SPI driver
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* dispatch header located in LUFA/Drivers/Peripheral/SPI.h.
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*/
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/** \ingroup Group_SPI
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* @defgroup Group_SPI_AVR8 8-Bit AVR SPI Driver
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*
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* SPI driver for the 8-bit AVRs.
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*
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* \note This file should not be included directly. It is automatically included as needed by the ADC driver
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* dispatch header located in LUFA/Drivers/Peripheral/SPI.h.
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*
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* @{
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*/
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#ifndef __SPI_AVR8_H__
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#define __SPI_AVR8_H__
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/* Includes: */
|
||||
#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
|
||||
|
||||
/* Private Interface - For use in library only: */
|
||||
#if !defined(__DOXYGEN__)
|
||||
/* Macros: */
|
||||
#define SPI_USE_DOUBLESPEED (1 << SPE)
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 2. */
|
||||
#define SPI_SPEED_FCPU_DIV_2 SPI_USE_DOUBLESPEED
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 4. */
|
||||
#define SPI_SPEED_FCPU_DIV_4 0
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 8. */
|
||||
#define SPI_SPEED_FCPU_DIV_8 (SPI_USE_DOUBLESPEED | (1 << SPR0))
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 16. */
|
||||
#define SPI_SPEED_FCPU_DIV_16 (1 << SPR0)
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 32. */
|
||||
#define SPI_SPEED_FCPU_DIV_32 (SPI_USE_DOUBLESPEED | (1 << SPR1))
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 64. */
|
||||
#define SPI_SPEED_FCPU_DIV_64 (SPI_USE_DOUBLESPEED | (1 << SPR1) | (1 << SPR0))
|
||||
|
||||
/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 128. */
|
||||
#define SPI_SPEED_FCPU_DIV_128 ((1 << SPR1) | (1 << SPR0))
|
||||
|
||||
/** SPI clock polarity mask for SPI_Init(). Indicates that the SCK should lead on the rising edge. */
|
||||
#define SPI_SCK_LEAD_RISING (0 << CPOL)
|
||||
|
||||
/** SPI clock polarity mask for SPI_Init(). Indicates that the SCK should lead on the falling edge. */
|
||||
#define SPI_SCK_LEAD_FALLING (1 << CPOL)
|
||||
|
||||
/** SPI data sample mode mask for SPI_Init(). Indicates that the data should sampled on the leading edge. */
|
||||
#define SPI_SAMPLE_LEADING (0 << CPHA)
|
||||
|
||||
/** SPI data sample mode mask for SPI_Init(). Indicates that the data should be sampled on the trailing edge. */
|
||||
#define SPI_SAMPLE_TRAILING (1 << CPHA)
|
||||
|
||||
/** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into slave mode. */
|
||||
#define SPI_MODE_SLAVE (0 << MSTR)
|
||||
|
||||
/** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into master mode. */
|
||||
#define SPI_MODE_MASTER (1 << MSTR)
|
||||
|
||||
/* Inline Functions: */
|
||||
/** Initialises the SPI subsystem, ready for transfers. Must be called before calling any other
|
||||
* SPI routines.
|
||||
*
|
||||
* \param[in] SPIOptions SPI Options, a mask consisting of one of each of the SPI_SPEED_*,
|
||||
* SPI_SCK_*, SPI_SAMPLE_* and SPI_MODE_* masks
|
||||
*/
|
||||
static inline void SPI_Init(const uint8_t SPIOptions)
|
||||
{
|
||||
DDRB |= ((1 << 1) | (1 << 2));
|
||||
PORTB |= ((1 << 0) | (1 << 3));
|
||||
|
||||
SPCR = ((1 << SPE) | SPIOptions);
|
||||
|
||||
if (SPIOptions & SPI_USE_DOUBLESPEED)
|
||||
SPSR |= (1 << SPI2X);
|
||||
else
|
||||
SPSR &= ~(1 << SPI2X);
|
||||
}
|
||||
|
||||
/** Turns off the SPI driver, disabling and returning used hardware to their default configuration. */
|
||||
static inline void SPI_ShutDown(void)
|
||||
{
|
||||
DDRB &= ~((1 << 1) | (1 << 2));
|
||||
PORTB &= ~((1 << 0) | (1 << 3));
|
||||
|
||||
SPCR = 0;
|
||||
SPSR = 0;
|
||||
}
|
||||
|
||||
/** Sends and receives a byte through the SPI interface, blocking until the transfer is complete.
|
||||
*
|
||||
* \param[in] Byte Byte to send through the SPI interface
|
||||
*
|
||||
* \return Response byte from the attached SPI device
|
||||
*/
|
||||
static inline uint8_t SPI_TransferByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
|
||||
static inline uint8_t SPI_TransferByte(const uint8_t Byte)
|
||||
{
|
||||
SPDR = Byte;
|
||||
while (!(SPSR & (1 << SPIF)));
|
||||
return SPDR;
|
||||
}
|
||||
|
||||
/** Sends a byte through the SPI interface, blocking until the transfer is complete. The response
|
||||
* byte sent to from the attached SPI device is ignored.
|
||||
*
|
||||
* \param[in] Byte Byte to send through the SPI interface
|
||||
*/
|
||||
static inline void SPI_SendByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
|
||||
static inline void SPI_SendByte(const uint8_t Byte)
|
||||
{
|
||||
SPDR = Byte;
|
||||
while (!(SPSR & (1 << SPIF)));
|
||||
}
|
||||
|
||||
/** Sends a dummy byte through the SPI interface, blocking until the transfer is complete. The response
|
||||
* byte from the attached SPI device is returned.
|
||||
*
|
||||
* \return The response byte from the attached SPI device
|
||||
*/
|
||||
static inline uint8_t SPI_ReceiveByte(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
|
||||
static inline uint8_t SPI_ReceiveByte(void)
|
||||
{
|
||||
SPDR = 0x00;
|
||||
while (!(SPSR & (1 << SPIF)));
|
||||
return SPDR;
|
||||
}
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
@ -1,145 +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
|
||||
*
|
||||
* ADC driver for the 8-bit AVRs.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the USART driver
|
||||
* dispatch header located in LUFA/Drivers/Peripheral/Serial.h.
|
||||
*/
|
||||
|
||||
/** \ingroup Group_Serial
|
||||
* @defgroup Group_Serial_AVR8 8-Bit AVR Serial Driver
|
||||
*
|
||||
* Serial driver for the 8-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/USART.h.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __SERIAL_AVR8_H__
|
||||
#define __SERIAL_AVR8_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
/* Preprocessor Checks: */
|
||||
#if !defined(__INCLUDE_FROM_SERIAL_H)
|
||||
#error Do not include this file directly. Include LUFA/Drivers/Peripheral/Serial.h instead.
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is
|
||||
* not set.
|
||||
*/
|
||||
#define SERIAL_UBBRVAL(baud) ((((F_CPU / 16) + (baud / 2)) / (baud)) - 1)
|
||||
|
||||
/** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is
|
||||
* set.
|
||||
*/
|
||||
#define SERIAL_2X_UBBRVAL(baud) ((((F_CPU / 8) + (baud / 2)) / (baud)) - 1)
|
||||
|
||||
/* Pseudo-Function Macros: */
|
||||
#if defined(__DOXYGEN__)
|
||||
/** Indicates whether a character has been received through the USART.
|
||||
*
|
||||
* \return Boolean true if a character has been received, false otherwise
|
||||
*/
|
||||
static inline bool Serial_IsCharReceived(void);
|
||||
#else
|
||||
#define Serial_IsCharReceived() ((UCSR1A & (1 << RXC1)) ? true : false)
|
||||
#endif
|
||||
|
||||
/* Inline Functions: */
|
||||
/** Initializes the USART, ready for serial data transmission and reception. This initializes the interface to
|
||||
* standard 8-bit, no parity, 1 stop bit settings suitable for most applications.
|
||||
*
|
||||
* \param[in] BaudRate Serial baud rate, in bits per second
|
||||
* \param[in] DoubleSpeed Enables double speed mode when set, halving the sample time to double the baud rate
|
||||
*/
|
||||
static inline void Serial_Init(const uint32_t BaudRate, const bool DoubleSpeed)
|
||||
{
|
||||
UCSR1A = (DoubleSpeed ? (1 << U2X1) : 0);
|
||||
UCSR1B = ((1 << TXEN1) | (1 << RXEN1));
|
||||
UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
|
||||
|
||||
DDRD |= (1 << 3);
|
||||
PORTD |= (1 << 2);
|
||||
|
||||
UBRR1 = (DoubleSpeed ? SERIAL_2X_UBBRVAL(BaudRate) : SERIAL_UBBRVAL(BaudRate));
|
||||
}
|
||||
|
||||
/** Turns off the USART driver, disabling and returning used hardware to their default configuration. */
|
||||
static inline void Serial_ShutDown(void)
|
||||
{
|
||||
UCSR1A = 0;
|
||||
UCSR1B = 0;
|
||||
UCSR1C = 0;
|
||||
|
||||
DDRD &= ~(1 << 3);
|
||||
PORTD &= ~(1 << 2);
|
||||
|
||||
UBRR1 = 0;
|
||||
}
|
||||
|
||||
/** Transmits a given byte through the USART.
|
||||
*
|
||||
* \param[in] DataByte Byte to transmit through the USART
|
||||
*/
|
||||
static inline void Serial_TxByte(const char DataByte)
|
||||
{
|
||||
while (!(UCSR1A & (1 << UDRE1)));
|
||||
UDR1 = DataByte;
|
||||
}
|
||||
|
||||
/** Receives a byte from the USART.
|
||||
*
|
||||
* \return Byte received from the USART
|
||||
*/
|
||||
static inline uint8_t Serial_RxByte(void)
|
||||
{
|
||||
while (!(UCSR1A & (1 << RXC1)));
|
||||
return UDR1;
|
||||
}
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
Loading…
Reference in new issue