Method set_acCoupling

DSView/pv/view/dsosignal.cpp:372–379

}

void DsoSignal::set_acCoupling(uint8_t coupling)
{
    if (enabled()) {
        _acCoupling = coupling; 
        session->get_device()->set_config_byte(SR_CONF_PROBE_COUPLING,
                              _acCoupling, _probe, NULL);
    }
}

int DsoSignal::ratio2value(double ratio)
{