TVZ Mechatronics Team / Flash

This is library for storing data array in internal flash memory of MCU LPC1768. The flash data is empty every time we download program to MCU so it can be used in project where we don't have acces to file system like mbed development board uses.

Dependencies:   IAP

Dependents:   Flash_Example

Flash.cpp

Committer:
bosko1523
Date:
2017-01-15
Revision:
0:0414cef3e9d6

File content as of revision 0:0414cef3e9d6:

#include "Flash.h"

Flash::Flash() {

}

void Flash::writeFlash(char data[MEM_SIZE]) {
    __disable_irq();
    
    // varijabla za spremanje odgovora
    int r;  
    // provijera ako je sektor flasha prazan, nakon svakog novog programiranja se flash prazni
    r = iap.blank_check(TARGET_SECTOR, TARGET_SECTOR);
    // brisanje sektora ako je potrebno
    if (r == SECTOR_NOT_BLANK) {
        iap.prepare(TARGET_SECTOR, TARGET_SECTOR);
        r = iap.erase(TARGET_SECTOR, TARGET_SECTOR);
    }
    // pisanje podataka u memoriju
    iap.prepare(TARGET_SECTOR, TARGET_SECTOR);
    iap.write(data, sector_start_adress[TARGET_SECTOR], MEM_SIZE);
    
    __enable_irq();
}

void Flash::readFlash(char *data) {
    __disable_irq();
    
    memcpy(data, sector_start_adress[TARGET_SECTOR], MEM_SIZE);
    
    __enable_irq();
}