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/*
* Settings.c
*
* Created on: 29 Sep 2016
* Author: Ralim
*
* This file holds the users settings and saves / restores them to the devices flash
*/
#include "Settings.h"
#define FLASH_ADDR (0x8000000|48896)/*Flash start OR'ed with the maximum amount of flash - 256 bytes*/
void saveSettings() {
//First we erase the flash
FLASH_Unlock(); //unlock flash writing
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
while (FLASH_ErasePage(FLASH_ADDR) != FLASH_COMPLETE)
; //wait for it
//erased the chunk
//now we program it
uint16_t *data = (uint16_t*) &systemSettings;
for (uint8_t i = 0; i < (sizeof(systemSettings) / 2); i++) {
FLASH_ProgramHalfWord(FLASH_ADDR + (i * 2), data[i]);
}
}
void restoreSettings() {
//We read the flash
uint16_t *data = (uint16_t*) &systemSettings;
for (uint8_t i = 0; i < (sizeof(systemSettings) / 2); i++) {
data[i] = *(uint16_t *) (FLASH_ADDR + (i * 2));
}
//if the version is correct were done
//if not we reset and save
if (systemSettings.version != SETTINGSVERSION) {
//probably not setup
resetSettings();
saveSettings();
}
}
void resetSettings() {
systemSettings.SleepTemp = 1500; //Temperature the iron sleeps at - default 150.0 C
systemSettings.SleepTime = 1; //How many minutes we wait until going to sleep - default 1 min
systemSettings.SolderingTemp = 3200; //Default soldering temp is 320.0 C
systemSettings.movementEnabled = 1; //we use movement detection by default
systemSettings.cutoutVoltage = 10; //10V is the minium cutout voltage as the unit V measurement is unstable below 9.5V
systemSettings.version = SETTINGSVERSION; //Store the version number to allow for easier upgrades
systemSettings.displayTempInF =0; //default to C
systemSettings.flipDisplay=0; //Default to right handed mode
}
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