Hotboards MX / Hotboards_eeprom

Hotboards_eeprom.cpp - Driver to control serial (spi) eeprom memories, The memories are compatibles amount the manufactures Microchip, Atmel and ST, and of course you can control Hotboards eeprom boards (http://hotboards.org)

Dependents:   Hotboards_eeprom_write_byte Hotboards_eeprom_write_array

Hotboards_eeprom.h@0:38fad00cc45b, 2016-01-29 (annotated)

Committer:
Hotboards
Date:
Fri Jan 29 00:46:08 2016 +0000
Revision:
0:38fad00cc45b
Initial commit for eeprom library, pretty functional

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Hotboards 0:38fad00cc45b 1 /*
Hotboards 0:38fad00cc45b 2 Hotboards_eeprom.h - Driver to control serial (spi) eeprom memories, The memories are
Hotboards 0:38fad00cc45b 3 compatibles amount the manufactures Microchip, Atmel and ST, and of course you can control
Hotboards 0:38fad00cc45b 4 Hotboards eeprom board (http://hotboards.org)
Hotboards 0:38fad00cc45b 5 Created by Diego Perez, January 16, 2016.
Hotboards 0:38fad00cc45b 6 Released into the public domain.
Hotboards 0:38fad00cc45b 7
Hotboards 0:38fad00cc45b 8 Density: 1Kbit | 2Kbit | 4Kbit | 8Kbit | 16Kbit | 32Kbit | 64Kbit | 128Kbit | 256Kbit | 512Kbit | 1 Mbit
Hotboards 0:38fad00cc45b 9 Part: 25xx010 | 25xx020 | 25xx040 | 25xx080 | 25xx160 | 25xx320 | 25xx640 | 25xx128 | 25xx256 | 25xx512 | 25xx1024
Hotboards 0:38fad00cc45b 10 Page/Byte: 16 | 16 | 16 | 16(32) | 16(32) | 32 | 32 | 64 | 64 | 128 | 256
Hotboards 0:38fad00cc45b 11 Addr/Bits: 7 | 8 | 9 | 16 | 16 | 16 | 16 | 16 | 16 | 16
Hotboards 0:38fad00cc45b 12 */
Hotboards 0:38fad00cc45b 13
Hotboards 0:38fad00cc45b 14 #ifndef Hotboards_eeprom_h
Hotboards 0:38fad00cc45b 15 #define Hotboards_eeprom_h
Hotboards 0:38fad00cc45b 16
Hotboards 0:38fad00cc45b 17 #include "mbed.h"
Hotboards 0:38fad00cc45b 18
Hotboards 0:38fad00cc45b 19 //EEPROM size in kilobits. EEPROM part numbers are usually designated in k-bits.
Hotboards 0:38fad00cc45b 20 typedef enum
Hotboards 0:38fad00cc45b 21 {
Hotboards 0:38fad00cc45b 22 HT_EEPROM25xx_1Kb = 0,
Hotboards 0:38fad00cc45b 23 HT_EEPROM25xx_2Kb,
Hotboards 0:38fad00cc45b 24 HT_EEPROM25xx_4Kb,
Hotboards 0:38fad00cc45b 25 HT_EEPROM25xx_8Kb,
Hotboards 0:38fad00cc45b 26 HT_EEPROM25xx_16Kb,
Hotboards 0:38fad00cc45b 27 HT_EEPROM25xx_32Kb,
Hotboards 0:38fad00cc45b 28 HT_EEPROM25xx_64Kb,
Hotboards 0:38fad00cc45b 29 HT_EEPROM25xx_128Kb,
Hotboards 0:38fad00cc45b 30 HT_EEPROM25xx_256Kb,
Hotboards 0:38fad00cc45b 31 HT_EEPROM25xx_512Kb,
Hotboards 0:38fad00cc45b 32 HT_EEPROM25xx_1Mb
Hotboards 0:38fad00cc45b 33 }_eEEPROM;
Hotboards 0:38fad00cc45b 34
Hotboards 0:38fad00cc45b 35 class Hotboards_eeprom
Hotboards 0:38fad00cc45b 36 {
Hotboards 0:38fad00cc45b 37 public :
Hotboards 0:38fad00cc45b 38 Hotboards_eeprom( SPI &spi, PinName cs, uint8_t type );
Hotboards 0:38fad00cc45b 39 void init( void );
Hotboards 0:38fad00cc45b 40 void write( uint32_t address, uint8_t data );
Hotboards 0:38fad00cc45b 41 void write( uint32_t address, uint8_t *data, uint16_t size );
Hotboards 0:38fad00cc45b 42 uint8_t read( uint32_t address );
Hotboards 0:38fad00cc45b 43 void read( uint32_t address, uint8_t *data, uint16_t size );
Hotboards 0:38fad00cc45b 44
Hotboards 0:38fad00cc45b 45 protected :
Hotboards 0:38fad00cc45b 46 void sendAddress( uint8_t cmd, uint32_t address );
Hotboards 0:38fad00cc45b 47 void writePage( uint32_t address, uint8_t *data, uint16_t size );
Hotboards 0:38fad00cc45b 48
Hotboards 0:38fad00cc45b 49 SPI _spi;
Hotboards 0:38fad00cc45b 50 DigitalOut _cs_pin;
Hotboards 0:38fad00cc45b 51 uint8_t _type;
Hotboards 0:38fad00cc45b 52 uint16_t _page;
Hotboards 0:38fad00cc45b 53 uint32_t _density;
Hotboards 0:38fad00cc45b 54 };
Hotboards 0:38fad00cc45b 55
Hotboards 0:38fad00cc45b 56 #endif