ui.c

// Header - Clocks
if(validCoreClock)
    ui->l_cClk->setText(format_GPUClock);
else
    ui->l_cClk->clear();

if(validMemoryClock)
    ui->l_mClk->setText(format_memoryClock);
else
    ui->l_mClk->clear();

// Header - Volts
if(validMemoryVolt)
    ui->l_mVolt->setText(format_memoryVoltage);
else
    ui->l_mVolt->clear();

if(validCoreVolt)
    ui->l_cVolt->setText(format_GPUVoltage);
else
    ui->l_cVolt->clear();

// Header - Temperature
ui->l_temp->setText(format_currentTemp);

// Header - Fan speed
if(validPwmSpeed)
    ui->l_fanSpeed->setText(format_fanSpeed);
else
    ui->l_fanSpeed->clear();