/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2011.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ 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
+ 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
+ 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
*/
/** \file
- * \brief Board specific Dataflash driver header for the STK525.
+ * \brief Board specific Dataflash driver header for the Atmel STK525.
*
- * Board specific Dataflash driver header for the STK525.
+ * Board specific Dataflash driver header for the Atmel STK525.
*
* \note This file should not be included directly. It is automatically included as needed by the dataflash driver
* dispatch header located in LUFA/Drivers/Board/Dataflash.h.
/** \ingroup Group_Dataflash
* @defgroup Group_Dataflash_STK525 STK525
*
- * Board specific Dataflash driver header for the STK525.
+ * Board specific Dataflash driver header for the Atmel STK525.
*
* \note This file should not be included directly. It is automatically included as needed by the dataflash driver
* dispatch header located in LUFA/Drivers/Board/Dataflash.h.
#define __DATAFLASH_STK525_H__
/* Includes: */
- #include "AT45DB321C.h"
+ #include "AT45DB321C.h"
/* Preprocessor Checks: */
#if !defined(__INCLUDE_FROM_DATAFLASH_H)
/** Mask for the first dataflash chip selected. */
#define DATAFLASH_CHIP1 0
-
+
/** Internal main memory page size for the board's dataflash IC. */
#define DATAFLASH_PAGE_SIZE 512
#define DATAFLASH_PAGES 8192
/* Inline Functions: */
- /** Initializes the dataflash driver so that commands and data may be sent to an attached dataflash IC.
+ /** Initialises the dataflash driver so that commands and data may be sent to an attached dataflash IC.
* The AVR's SPI driver MUST be initialized before any of the dataflash commands are used.
*/
static inline void Dataflash_Init(void)
static inline void Dataflash_SelectChipFromPage(const uint16_t PageAddress)
{
Dataflash_DeselectChip();
-
+
if (PageAddress >= DATAFLASH_PAGES)
return;
Dataflash_SelectChip(DATAFLASH_CHIP1);
}
-
+
/** Toggles the select line of the currently selected dataflash IC, so that it is ready to receive
* a new command.
*/
static inline void Dataflash_ToggleSelectedChipCS(void)
{
uint8_t SelectedChipMask = Dataflash_GetSelectedChip();
-
+
Dataflash_DeselectChip();
Dataflash_SelectChip(SelectedChipMask);
}
Dataflash_ToggleSelectedChipCS();
Dataflash_SendByte(DF_CMD_GETSTATUS);
while (!(Dataflash_ReceiveByte() & DF_STATUS_READY));
- Dataflash_ToggleSelectedChipCS();
+ Dataflash_ToggleSelectedChipCS();
}
/** Sends a set of page and buffer address bytes to the currently selected dataflash IC, for use with
*/
static inline void Dataflash_SendAddressBytes(uint16_t PageAddress,
const uint16_t BufferByte)
- {
+ {
Dataflash_SendByte(PageAddress >> 6);
Dataflash_SendByte((PageAddress << 2) | (BufferByte >> 8));
Dataflash_SendByte(BufferByte);
}
-
+
#endif
/** @} */
+