/*** writeEeprom
**
** Parameters:
** address - location to be written
** data - data to be written
**
** Return Value:
** Returns true or false wether the operation was successful
** or not.
**
** Errors:
** none
**
** Description:
** Writes a data to specifed address location
*/
BOOL writeEeprom(uint32_t address, uint8_t data)
{
int i;
if(address > MAX_ADDRESS) {
return fFalse;
}
//Try writting data to flash
for(i=0; i < _EEPROM_PAGE_COUNT; i++) {
if(putEeprom(&eedata_addr[i][0], address, data)) {
return fTrue;
}
}
for(i=0; i < _EEPROM_PAGE_COUNT; i++) {
//Put page to buffer
putBuffer(&eedata_addr[i][0], tempBuffer);
//Clear page
NVMErasePage(&eedata_addr[i][0]);
//Put buffer back to page
getBuffer(&eedata_addr[i][0], tempBuffer);
}
//Try writting data to flash again
for(i=0; i < _EEPROM_PAGE_COUNT; i++) {
if(putEeprom(&eedata_addr[i][0], address, data)) {
return fTrue;
}
}
return fFalse;
}
/*** writeEeprom
**
** Parameters:
** address - location to be written
** data - data to be written
**
** Return Value:
** Returns true if the operation was successful, false otherwise
**
** Errors:
** none
**
** Description:
** Writes a data to specified address location
*/
BOOL writeEeprom(uint32_t address, uint8_t data)
{
int i;
if(address > max_address) {
return fFalse;
}
//Try writing data to flash
for(i=0; i < _EEPROM_PAGE_COUNT; i++) {
if(putEeprom(&eedata_addr[i][0], address, data)) {
return fTrue;
}
}
//Put page to buffer
putBuffer(tempBuffer);
for(i=0; i < _EEPROM_PAGE_COUNT; i++) {
//Clear all the pages
eraseFlashPage(&eedata_addr[i][0]);
}
//Put buffer back to page
getBuffer(tempBuffer);
//Try writing data to flash again
for(i=0; i < _EEPROM_PAGE_COUNT; i++) {
if(putEeprom(&eedata_addr[i][0], address, data)) {
return fTrue;
}
}
return fFalse;
}
