Files
IronOS/source/Core/Threads/OperatingModes/CJC.cpp
2023-07-24 18:23:04 +10:00

40 lines
1.5 KiB
C++

#include "OperatingModes.h"
void performCJCC(void) {
// Calibrate Cold Junction Compensation directly at boot, before internal components get warm.
OLED::refresh();
osDelay(50);
if (!isTipDisconnected() && abs(int(TipThermoModel::getTipInC() - getHandleTemperature(0) / 10)) < 10) {
uint16_t setoffset = 0;
// If the thermo-couple at the end of the tip, and the handle are at
// equilibrium, then the output should be zero, as there is no temperature
// differential.
while (setoffset == 0) {
uint32_t offset = 0;
for (uint8_t i = 0; i < 16; i++) {
offset += getTipRawTemp(1);
// cycle through the filter a fair bit to ensure we're stable.
OLED::clearScreen();
OLED::setCursor(0, 0);
OLED::print(translatedString(Tr->CJCCalibrating), FontStyle::SMALL);
OLED::setCursor(0, 8);
OLED::print(SmallSymbolDot, FontStyle::SMALL);
for (uint8_t x = 0; x < (i / 4); x++) {
OLED::print(SmallSymbolDot, FontStyle::SMALL);
}
OLED::refresh();
osDelay(100);
}
setoffset = TipThermoModel::convertTipRawADCTouV(offset / 16, true);
}
setSettingValue(SettingsOptions::CalibrationOffset, setoffset);
OLED::clearScreen();
warnUser(translatedString(Tr->CalibrationDone), 3 * TICKS_SECOND);
OLED::refresh();
// Preventing to repeat calibration at boot automatically (only one shot).
setSettingValue(SettingsOptions::CalibrateCJC, 0);
saveSettings();
}
}