int acq_SetChannelThreshold(rp_channel_t channel, float voltage)
{
float gainV;
rp_pinState_t gain;
ECHECK(acq_GetGainV(channel, &gainV));
ECHECK(acq_GetGain(channel, &gain));;
if (fabs(voltage) - fabs(gainV) > FLOAT_EPS) {
return RP_EOOR;
}
rp_calib_params_t calib = calib_GetParams();
int32_t dc_offs = (channel == RP_CH_1 ? calib.fe_ch1_dc_offs : calib.fe_ch2_dc_offs);
uint32_t calibScale = calib_GetFrontEndScale(channel, gain);
uint32_t cnt = cmn_CnvVToCnt(ADC_BITS, voltage, gainV, gain == RP_HIGH ? false : true, calibScale, dc_offs, 0.0);
// We cut high bits of negative numbers
cnt = cnt & ((1 << ADC_BITS) - 1);
if (channel == RP_CH_1) {
return osc_SetThresholdChA(cnt);
}
else {
return osc_SetThresholdChB(cnt);
}
}
int acq_SetChannelThresholdHyst(rp_channel_t channel, float voltage)
{
float gainV;
rp_pinState_t gain;
ECHECK(acq_GetGainV(channel, &gainV));
ECHECK(acq_GetGain(channel, &gain));;
if (fabs(voltage) - fabs(gainV) > FLOAT_EPS) {
return RP_EOOR;
}
rp_calib_params_t calib = calib_GetParams();
int32_t dc_offs = GET_OFFSET(channel, gain, calib);
uint32_t calibScale = calib_GetFrontEndScale(channel, gain);
uint32_t cnt = cmn_CnvVToCnt(ADC_BITS, voltage, gainV, gain == RP_HIGH ? false : true, calibScale, dc_offs, 0.0);
if (channel == RP_CH_1) {
return osc_SetHysteresisChA(cnt);
}
else {
return osc_SetHysteresisChB(cnt);
}
}
