Diff: USBDevice/USBMSD/AT45.h

Revision:

3:0ffb2eee9e06

Parent:

2:27a7e7f8d399

Child:

4:980e6470dcce

--- a/USBDevice/USBMSD/AT45.h	Fri Nov 11 15:22:53 2011 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,103 +0,0 @@
-/* mbed Library - AT45
- * Copyright (c) 2008, cstyles
-
-
-Class to make the AT45 SPI flash parts from ATMEL appear as SRAM or 512 byte block devices
-
-This class supports 011,021,041,081,161,321,641 variants of the AT45DBxxx family
-
-|| Code || Density  || Page size || Pages || Package ||
-|| 011  || 1        || 256       || 512   || 8 SOIC  ||
-|| 021  || 2        || 256       || 1024  || 8 SOIC  ||
-|| 041  || 4        || 256       || 2048  || 8 SOIC  ||
-|| 081  || 8        || 256       || 4096  || 8 SOIC  ||
-|| 161  || 16       || 512       || 4096  || 8 SOIC  ||
-|| 321  || 32       || 512       || 8192  || 8 SOIC  ||
-|| 641  || 64       || 1024      || 8192  || 28 TSOP ||
-
-To do :
-
- - Check for current status on Erase Chip command not working.
-
- */
-
-#ifndef MBED_AT45_H
-#define MBED_AT45_H
- 
-#include "mbed.h"
-
-class AT45 {
-    
-    // Public functions
-    public:        
-
-        AT45(PinName mosi = p5, PinName miso = p6, PinName clk = p7, PinName ncs = p8);
-
-        void erase (void);
-
-        // Integer RAM access
-        char read (int address);  // read int from address. Automatically word-aligns address
-        void write (int address, char data); // Write int to address. Automatically world-aligns address
-
-        // Block device access
-        int blocks (void);  // returns the number of 512 byte blocks
-        int blockread (char* data, int block);  // read a block
-        int blockwrite (char* data, int block); // write a block
-        int blockerase (int block); // erase a block
-    
-        // Part interrogation
-        int size (void);      // Device size in bytes
-        int pages (void);      // Device size in bytes
-        int pagesize (void);      // Device size in bytes
- 
-        int id (void);        // ID of part
-        int status (void);    // Status register
-        void pollbusy (void); // Wait until Flash is not busy
-
-    // Private variables
-    private :    
-   
-        SPI _spi;
-        DigitalOut _ncs;    
-
-        int _pages;            // Integer number of pages
-        int _pagesize;         // page size, in bytes 
-        int _devicesize;       // device size in bytes
-        int _blocks;           // Number of 512 byte blocks
-    
-        // Some flags for buffering
-        int _buffer1address;
-        int _buffer2address;
-        int _lru;
-    
-        // Helper routunes
-        void _reset();
-        void _select();
-        void _deselect();
-        void _pollbusy (void);               
-    
-        // accessing SRAM buffers
-        void _sramwrite (int buffer, int address, int data);
-        int _sramread (int buffer, int address);
-    
-        // Transferring SRAM buffers to/from FLASH
-        void _flashwrite (int buffer, int paddr);
-        void _flashread (int buffer, int paddr);
-
-        // Allocate buffer
-        int _allocatebuffer(int address);
-        void _flushbuffer(int buffer);
-
-        // Reading FLASH directly
-        int _memread (int address);
-    
-        // Calculate page/subpage addresses
-        int _getpaddr (int);
-        int _getbaddr (int);
-    
-        // Send 3 byte address
-        void _sendaddr (int address);
-        
-};
-
-#endif