Modify board Dataflash drivers so that each individual board is responsible for including the correct peripheral driver (SPI or SerialSPI) based on the board connections to the Dataflash chip. Complete A3BU-XPLAINED and B1-XPLAINED board Dataflash drivers.pull/1469/head
Dean Camera
13 years ago
parent
f45d60f768
commit
09d2be0dc1
File diff suppressed because one or more lines are too long
@ -0,0 +1,205 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2012.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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||||
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,
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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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* \brief Serial USART Master SPI Mode Peripheral Driver (XMEGA)
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*
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* On-chip Master SPI mode USART driver for the XMEGA AVR microcontrollers.
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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 Master
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* Mode USART driver dispatch header located in LUFA/Drivers/Peripheral/Serial.h.
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*/
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/** \ingroup Group_SerialSPI
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* \defgroup Group_SerialSPI_AVR8 Serial USART Peripheral Driver (AVR8)
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*
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* \section Sec_ModDescription Module Description
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* On-chip serial USART driver for the 8-bit AVR8 microcontrollers.
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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 Master
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* driver dispatch header located in LUFA/Drivers/Peripheral/SerialSPI.h.
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*
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* \section Sec_ExampleUsage Example Usage
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* The following snippet is an example of how this module may be used within a typical
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* application.
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*
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* \code
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* // Initialize the Master SPI mode USART driver before first use, with 1Mbit baud
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* SerialSPI_Init((USART_SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING | SPI_ORDER_MSB_FIRST), 1000000);
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*
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* // Send several bytes, ignoring the returned data
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* SerialSPI_SendByte(0x01);
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* SerialSPI_SendByte(0x02);
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* SerialSPI_SendByte(0x03);
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*
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* // Receive several bytes, sending a dummy 0x00 byte each time
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* uint8_t Byte1 = SerialSPI_ReceiveByte();
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* uint8_t Byte2 = SerialSPI_ReceiveByte();
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* uint8_t Byte3 = SerialSPI_ReceiveByte();
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*
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* // Send a byte, and store the received byte from the same transaction
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* uint8_t ResponseByte = SerialSPI_TransferByte(0xDC);
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* \endcode
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*
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* @{
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*/
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#ifndef __SERIAL_SPI_AVR8_H__
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#define __SERIAL_SPI_AVR8_H__
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/* Includes: */
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#include "../../../Common/Common.h"
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#include <stdio.h>
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Preprocessor Checks: */
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#if !defined(__INCLUDE_FROM_SERIAL_SPI_H)
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#error Do not include this file directly. Include LUFA/Drivers/Peripheral/Serial.h instead.
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#endif
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/* Private Interface - For use in library only: */
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#if !defined(__DOXYGEN__)
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#define SERIAL_SPI_UBBRVAL(Baud) ((Baud < (F_CPU / 2)) ? ((F_CPU / (2 * Baud)) - 1) : 0)
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#endif
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/* Public Interface - May be used in end-application: */
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/* Macros: */
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/** \name SPI SCK Polarity Configuration Masks */
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//@{
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/** SPI clock polarity mask for \c SPI_Init(). Indicates that the SCK should lead on the rising edge. */
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#define USART_SPI_SCK_LEAD_RISING (0 << UCPOL)
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/** SPI clock polarity mask for \c SPI_Init(). Indicates that the SCK should lead on the falling edge. */
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#define USART_SPI_SCK_LEAD_FALLING (1 << UCPOL)
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//@}
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/** \name SPI Sample Edge Configuration Masks */
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//@{
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/** SPI data sample mode mask for \c SerialSPI_Init(). Indicates that the data should sampled on the leading edge. */
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#define USART_SPI_SAMPLE_LEADING (0 << UPCHA)
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/** SPI data sample mode mask for \c SerialSPI_Init(). Indicates that the data should be sampled on the trailing edge. */
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#define USART_SPI_SAMPLE_TRAILING (1 << UPCHA)
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//@}
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/** \name SPI Data Ordering Configuration Masks */
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//@{
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/** SPI data order mask for \c Serial_SPIInit(). Indicates that data should be shifted out MSB first. */
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#define USART_SPI_ORDER_MSB_FIRST (0 << UDORD)
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/** SPI data order mask for \c Serial_SPIInit(). Indicates that data should be shifted out LSB first. */
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#define USART_SPI_ORDER_LSB_FIRST (1 << UDORD)
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//@}
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/* Inline Functions: */
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/** Initialize the USART module in Master SPI mode.
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*
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* \param[in] SPIOptions USART SPI Options, a mask consisting of one of each of the \c USART_SPI_SCK_*,
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* \c USART_SPI_SAMPLE_* and \c USART_SPI_ORDER_* masks.
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* \param[in] BaudRate SPI baud rate, in bits per second.
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*/
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static inline void SerialSPI_Init(const uint8_t SPIOptions,
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const uint32_t BaudRate)
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{
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UBRR1 = SERIAL_SPI_UBBRVAL(BaudRate);
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UCSR1C = ((1 << UMSEL11) | (1 << UMSEL10) | SPIOptions);
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UCSR1B = ((1 << TXEN1) | (1 << RXEN1));
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DDRD |= (1 << 3);
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PORTD |= (1 << 2);
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}
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/** Turns off the USART driver, disabling and returning used hardware to their default configuration. */
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static inline void SerialSPI_Disable(void)
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{
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UCSR1B = 0;
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UCSR1A = 0;
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UCSR1C = 0;
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UBRR1 = 0;
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DDRD &= ~(1 << 3);
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PORTD &= ~(1 << 2);
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}
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/** Sends and receives a byte through the USART SPI interface, blocking until the transfer is complete.
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*
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* \param[in] DataByte Byte to send through the USART SPI interface.
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*
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* \return Response byte from the attached SPI device.
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*/
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static inline uint8_t SerialSPI_TransferByte(const uint8_t DataByte)
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{
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UDR1 = DataByte;
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while (!(UCSR1A & (1 << TXC1)));
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UCSR1A = (1 << TXC1);
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return UDR1;
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}
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/** Sends a byte through the USART SPI interface, blocking until the transfer is complete. The response
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* byte sent to from the attached SPI device is ignored.
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*
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* \param[in] DataByte Byte to send through the USART SPI interface.
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*/
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static inline void SerialSPI_SendByte(const uint8_t DataByte)
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{
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UDR1 = DataByte;
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while (!(UCSR1A & (1 << TXC1)));
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UCSR1A = (1 << TXC1);
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}
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/** Sends a dummy byte through the USART SPI interface, blocking until the transfer is complete. The response
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* byte from the attached SPI device is returned.
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*
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* \return The response byte from the attached SPI device.
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*/
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static inline uint8_t SerialSPI_ReceiveByte(void)
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{
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UDR1 = 0;
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while (!(UCSR1A & (1 << TXC1)));
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UCSR1A = (1 << TXC1);
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return UDR1;
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}
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/* Disable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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}
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#endif
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#endif
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/** @} */
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@ -0,0 +1,76 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2012.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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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,
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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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* \brief Hardware SPI Master Mode Serial USART driver.
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*
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* This file is the master dispatch header file for the device-specific SPI Master Mode USART driver, for
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* microcontrollers containing a hardware USART capable of operating in a Master SPI mode.
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*
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* User code should include this file, which will in turn include the correct ADC driver header file for the
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* currently selected architecture and microcontroller model.
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*/
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/** \ingroup Group_PeripheralDrivers
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* \defgroup Group_SerialSPI Master SPI Mode Serial USART Driver - LUFA/Drivers/Peripheral/SerialSPI.h
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* \brief Hardware SPI Master Mode Serial USART driver.
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*
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* \section Sec_Dependencies Module Source Dependencies
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* The following files must be built with any user project that uses this module:
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* - None
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*
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* \section Sec_ModDescription Module Description
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* Hardware SPI Master Mode serial USART driver. This module provides an easy to use driver for the setup and transfer
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* of data over the selected architecture and microcontroller model's USART port, using a SPI framing format.
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*
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* \note The exact API for this driver may vary depending on the target used - see
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* individual target module documentation for the API specific to your target processor.
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*/
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#ifndef __SERIAL_SPI_H__
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#define __SERIAL_SPI_H__
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/* Macros: */
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#define __INCLUDE_FROM_SERIAL_SPI_H
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/* Includes: */
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#include "../../Common/Common.h"
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/* Includes: */
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#if (ARCH == ARCH_AVR8)
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#include "AVR8/SerialSPI_AVR8.h"
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#elif (ARCH == ARCH_XMEGA)
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#include "XMEGA/SerialSPI_XMEGA.h"
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#else
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#error The Serial SPI Master Mode peripheral driver is not currently available for your selected architecture.
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#endif
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#endif
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@ -0,0 +1,208 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2012.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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||||
|
||||
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
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* \brief Serial USART Master SPI Mode Peripheral Driver (XMEGA)
|
||||
*
|
||||
* On-chip Master SPI mode USART driver for the XMEGA AVR microcontrollers.
|
||||
*
|
||||
* \note This file should not be included directly. It is automatically included as needed by the SPI Master
|
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* Mode USART driver dispatch header located in LUFA/Drivers/Peripheral/Serial.h.
|
||||
*/
|
||||
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/** \ingroup Group_SerialSPI
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* \defgroup Group_SerialSPI_XMEGA Serial USART Peripheral Driver (XMEGA)
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*
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* \section Sec_ModDescription Module Description
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||||
* On-chip serial USART driver for the XMEGA AVR microcontrollers.
|
||||
*
|
||||
* \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/SerialSPI.h.
|
||||
*
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* \section Sec_ExampleUsage Example Usage
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* The following snippet is an example of how this module may be used within a typical
|
||||
* application.
|
||||
*
|
||||
* \code
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* // Initialize the Master SPI mode USART driver before first use, with 1Mbit baud
|
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* SerialSPI_Init(&USARTD, (USART_SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING | SPI_ORDER_MSB_FIRST), 1000000);
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*
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||||
* // Send several bytes, ignoring the returned data
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* SerialSPI_SendByte(&USARTD, 0x01);
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||||
* SerialSPI_SendByte(&USARTD, 0x02);
|
||||
* SerialSPI_SendByte(&USARTD, 0x03);
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||||
*
|
||||
* // Receive several bytes, sending a dummy 0x00 byte each time
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||||
* uint8_t Byte1 = SerialSPI_ReceiveByte(&USARTD);
|
||||
* uint8_t Byte2 = SerialSPI_ReceiveByte(&USARTD);
|
||||
* uint8_t Byte3 = SerialSPI_ReceiveByte(&USARTD);
|
||||
*
|
||||
* // Send a byte, and store the received byte from the same transaction
|
||||
* uint8_t ResponseByte = SerialSPI_TransferByte(&USARTD, 0xDC);
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||||
* \endcode
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __SERIAL_SPI_XMEGA_H__
|
||||
#define __SERIAL_SPI_XMEGA_H__
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||||
|
||||
/* Includes: */
|
||||
#include "../../../Common/Common.h"
|
||||
|
||||
#include <stdio.h>
|
||||
|
||||
/* Enable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Preprocessor Checks: */
|
||||
#if !defined(__INCLUDE_FROM_SERIAL_SPI_H)
|
||||
#error Do not include this file directly. Include LUFA/Drivers/Peripheral/Serial.h instead.
|
||||
#endif
|
||||
|
||||
/* Private Interface - For use in library only: */
|
||||
#if !defined(__DOXYGEN__)
|
||||
#define SERIAL_SPI_UBBRVAL(Baud) ((Baud < (F_CPU / 2)) ? ((F_CPU / (2 * Baud)) - 1) : 0)
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** \name SPI SCK Polarity Configuration Masks */
|
||||
//@{
|
||||
/** SPI clock polarity mask for \c SerialSPI_Init(). Indicates that the SCK should lead on the rising edge. */
|
||||
#define USART_SPI_SCK_LEAD_RISING 0
|
||||
//@}
|
||||
|
||||
/** \name SPI Sample Edge Configuration Masks */
|
||||
//@{
|
||||
/** SPI data sample mode mask for \c SerialSPI_Init(). Indicates that the data should sampled on the leading edge. */
|
||||
#define USART_SPI_SAMPLE_LEADING 0
|
||||
|
||||
/** SPI data sample mode mask for \c SerialSPI_Init(). Indicates that the data should be sampled on the trailing edge. */
|
||||
#define USART_SPI_SAMPLE_TRAILING USART_UPCHA_bm
|
||||
//@}
|
||||
|
||||
/** \name SPI Data Ordering Configuration Masks */
|
||||
//@{
|
||||
/** SPI data order mask for \c Serial_SPIInit(). Indicates that data should be shifted out MSB first. */
|
||||
#define USART_SPI_ORDER_MSB_FIRST 0
|
||||
|
||||
/** SPI data order mask for \c Serial_SPIInit(). Indicates that data should be shifted out LSB first. */
|
||||
#define USART_SPI_ORDER_LSB_FIRST USART_UDORD_bm
|
||||
//@}
|
||||
|
||||
/* Inline Functions: */
|
||||
/** Initialize the USART module in Master SPI mode.
|
||||
*
|
||||
* \param[in,out] USART Pointer to the base of the USART peripheral within the device.
|
||||
* \param[in] SPIOptions USART SPI Options, a mask consisting of one of each of the \c USART_SPI_SCK_*,
|
||||
* \c USART_SPI_SAMPLE_* and \c USART_SPI_ORDER_* masks.
|
||||
* \param[in] BaudRate SPI baud rate, in bits per second.
|
||||
*/
|
||||
static inline void SerialSPI_Init(USART_t* const USART,
|
||||
const uint8_t SPIOptions,
|
||||
const uint32_t BaudRate)
|
||||
{
|
||||
uint16_t BaudValue = SERIAL_SPI_UBBRVAL(BaudRate);
|
||||
|
||||
USART->BAUDCTRLB = (BaudValue >> 8);
|
||||
USART->BAUDCTRLA = (BaudValue & 0xFF);
|
||||
|
||||
USART->CTRLC = (USART_CMODE_MSPI_gc | SPIOptions);
|
||||
USART->CTRLB = (USART_RXEN_bm | USART_TXEN_bm);
|
||||
}
|
||||
|
||||
/** Turns off the USART driver, disabling and returning used hardware to their default configuration.
|
||||
*
|
||||
* \param[in,out] USART Pointer to the base of the USART peripheral within the device.
|
||||
*/
|
||||
static inline void SerialSPI_Disable(USART_t* const USART)
|
||||
{
|
||||
USART->CTRLA = 0;
|
||||
USART->CTRLB = 0;
|
||||
USART->CTRLC = 0;
|
||||
}
|
||||
|
||||
/** Sends and receives a byte through the USART SPI interface, blocking until the transfer is complete.
|
||||
*
|
||||
* \param[in,out] USART Pointer to the base of the USART peripheral within the device.
|
||||
* \param[in] DataByte Byte to send through the USART SPI interface.
|
||||
*
|
||||
* \return Response byte from the attached SPI device.
|
||||
*/
|
||||
static inline uint8_t SerialSPI_TransferByte(USART_t* const USART,
|
||||
const uint8_t DataByte)
|
||||
{
|
||||
USART->DATA = DataByte;
|
||||
while (!(USART->STATUS & USART_TXCIF_bm));
|
||||
USART->STATUS = USART_TXCIF_bm;
|
||||
return USART->DATA;
|
||||
}
|
||||
|
||||
/** Sends a byte through the USART SPI interface, blocking until the transfer is complete. The response
|
||||
* byte sent to from the attached SPI device is ignored.
|
||||
*
|
||||
* \param[in,out] USART Pointer to the base of the USART peripheral within the device.
|
||||
* \param[in] DataByte Byte to send through the USART SPI interface.
|
||||
*/
|
||||
static inline void SerialSPI_SendByte(USART_t* const USART,
|
||||
const uint8_t DataByte)
|
||||
{
|
||||
USART->DATA = DataByte;
|
||||
while (!(USART->STATUS & USART_TXCIF_bm));
|
||||
USART->STATUS = USART_TXCIF_bm;
|
||||
}
|
||||
|
||||
/** Sends a dummy byte through the USART SPI interface, blocking until the transfer is complete. The response
|
||||
* byte from the attached SPI device is returned.
|
||||
*
|
||||
* \param[in,out] USART Pointer to the base of the USART peripheral within the device.
|
||||
*
|
||||
* \return The response byte from the attached SPI device.
|
||||
*/
|
||||
static inline uint8_t SerialSPI_ReceiveByte(USART_t* const USART)
|
||||
{
|
||||
USART->DATA = 0;
|
||||
while (!(USART->STATUS & USART_TXCIF_bm));
|
||||
USART->STATUS = USART_TXCIF_bm;
|
||||
return USART->DATA;
|
||||
}
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
|
||||
Loading…
Reference in new issue