alex/arduino-filament-dryer
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alex
2026-07-06 22:19:43 +02:00
parent 55cf03c015
commit 8182b9efd2
9 changed files with 296 additions and 439 deletions
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23
include/settings_store.h
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@@ -6,12 +6,13 @@
#include "config.h"
// After TuningData (15 bytes) + checksum (1 byte) at address 0
static const uint16_t SETTINGS_MAGIC = 0xDA7E;
static const uint16_t SETTINGS_MAGIC = 0xDA7F;
static const int SETTINGS_EEPROM_ADDR = 16;
struct SettingsData {
uint16_t magic = 0;
float targetC = TARGET_TEMP_C;
uint8_t stirFanPwm = 0; // 0 = use FAN_IDLE_PWM (~30%)
};
inline uint8_t settingsChecksum(const SettingsData &data) {
@@ -39,8 +40,24 @@ inline void settingsSave(const SettingsData &data) {
inline void settingsSaveTarget(float targetC) {
SettingsData data;
data.magic = SETTINGS_MAGIC;
data.targetC = targetC;
if (settingsLoad(data)) {
data.targetC = targetC;
} else {
data.magic = SETTINGS_MAGIC;
data.targetC = targetC;
data.stirFanPwm = 0;
}
settingsSave(data);
}
inline void settingsSaveStirFan(uint8_t stirFanPwm) {
SettingsData data;
if (settingsLoad(data)) {
data.stirFanPwm = stirFanPwm;
} else {
data.magic = SETTINGS_MAGIC;
data.stirFanPwm = stirFanPwm;
}
settingsSave(data);
}