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Settings.cpp
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Settings.cpp
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#include "RadioControl.h"
#include <EEPROM.h>
#define EE_MAGIC_ADDR 0
#define EE_SETTINGS_ADDR 4
#define SETTINGS_TIMER 3000 // time to wait after a settings change before writing to EEPROM
const byte magic[4] = {'4', 'D', 'A', 'S'};
struct Settings_struct {
uint32_t vfoAfreq;
uint32_t vfoBfreq;
uint32_t increment;
byte active_vfo;
byte sideband;
// Band specific memory
uint32_t band20Freq;
uint32_t band40Freq;
byte band20Sideband;
byte band40Sideband;
};
// Settings Change
unsigned long settings_time;
bool settings_changed;
void readSettings() {
Settings_struct settings;
EEPROM.get(EE_SETTINGS_ADDR, settings);
vfoAfreq = settings.vfoAfreq;
vfoBfreq = settings.vfoBfreq;
increment = settings.increment;
active_vfo = settings.active_vfo;
sideband = settings.sideband;
band20Freq = settings.band20Freq;
band40Freq = settings.band40Freq;
band20Sideband = settings.band20Sideband;
band40Sideband = settings.band40Sideband;
if (sideband == LSB) {
bfo = LSB_BFO;
} else {
bfo = USB_BFO;
}
}
void writeSettings() {
Settings_struct settings;
settings.vfoAfreq = vfoAfreq;
settings.vfoBfreq = vfoBfreq;
settings.increment = increment;
settings.active_vfo = active_vfo;
settings.sideband = sideband;
settings.band20Freq = band20Freq;
settings.band40Freq = band40Freq;
settings.band20Sideband = band20Sideband;
settings.band40Sideband = band40Sideband;
EEPROM.put(EE_SETTINGS_ADDR, settings);
}
void initSettings() {
EEPROM.put(EE_MAGIC_ADDR, magic);
writeSettings();
}
void setupSettings() {
byte buff[4];
bool magic_ok = true;
EEPROM.get(EE_MAGIC_ADDR, buff);
for (int i = 0; i < 4; i++) {
if (buff[i] != magic[i]) {
magic_ok = false;
break;
}
}
if (magic_ok) {
readSettings();
} else {
initSettings();
}
settings_time = millis();
settings_changed = false;
}
void CheckSettings() {
if (settings_changed && (millis() - SETTINGS_TIMER) > settings_time) {
writeSettings();
settings_time = millis();
settings_changed = false;
}
}
void startSettingsTimer() {
settings_time = millis();
settings_changed = true;
}