Initial Arduino IDE based on Processing.

build/shared/lib/avrlib/spieeprom.h

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+/*! \file spieeprom.h \brief Interface for standard SPI EEPROM memories. */
+//*****************************************************************************
+//
+// File Name	: 'spieeprom.h'
+// Title		: Interface for standard SPI EEPROM memories
+// Author		: Pascal Stang - Copyright (C) 2004
+// Created		: 2004.10.07
+// Revised		: 2004.10.07
+// Version		: 0.1
+// Target MCU	: Atmel AVR series
+// Editor Tabs	: 4
+//
+// This code is distributed under the GNU Public License
+//		which can be found at http://www.gnu.org/licenses/gpl.txt
+//
+//*****************************************************************************
+
+#ifndef SPIEEPROM_H
+#define SPIEEPROM_H
+
+#include "global.h"
+
+// defines and constants
+// commands
+#define SPIEEPROM_CMD_READ		0x03	//< Read byte(s)
+#define SPIEEPROM_CMD_WRITE		0x02	//< Write byte(s)
+#define SPIEEPROM_CMD_WREN		0x06	//< Write Enable
+#define SPIEEPROM_CMD_WRDI		0x04	//< Write Disable
+#define SPIEEPROM_CMD_RDSR		0x05	//< Read Status Register
+#define SPIEEPROM_CMD_WRSR		0x01	//< Write Status Register
+
+// status register bit defines
+#define SPIEEPROM_STATUS_WIP	0x01	//< Write in progress
+#define SPIEEPROM_STATUS_WEL	0x01	//< Write enable
+#define SPIEEPROM_STATUS_BP0	0x01	//< Block Proection 0
+#define SPIEEPROM_STATUS_BP1	0x01	//< Block Proection 1
+#define SPIEEPROM_STATUS_WPEN	0x01	//< Write Protect Enable
+
+// functions
+
+//! Initialize SPI EEPROM interface
+void spieepromInit(void);
+
+//! In the SPI EEPROM read a byte from memory location [memAddr]
+u08 spieepromReadByte(u32 memAddr);
+
+//! In the SPI EEPROM write a byte [data] to the memory location [memAddr]
+void spieepromWriteByte(u32 memAddr, u08 data);
+
+void spieepromWriteEnable(void);
+void spieepromWriteDisable(void);
+u08 spieepromReadStatus(void);
+
+#endif