ST: Exporting FxCyanF's startIdx to JSON

CLC-qthing/SiliconTorch/Service/FxCyanF.cpp

@@ -49,16 +49,22 @@ namespace SiliconTorch {
 
       fxCyan = new SiliconTorch::FxCyanF::FxCyanF();
 
-      u32 frq = SiliconTorch::FxCyanF::DefaultFrequency;
-      u8  res = SiliconTorch::FxCyanF::DefaultResolution;
+      u32 frq      = SiliconTorch::FxCyanF::DefaultFrequency;
+      u8  res      = SiliconTorch::FxCyanF::DefaultResolution;
+      u16 startIdx = 0;
 
       NVSExplorer::NVSExplorer& nvs = NVSExplorer::NVSExplorer::instance();
 
-      frq = nvs.getUnsignedInt(getNameSpace(), "frequency", frq);
-      res = nvs.getUnsignedInt(getNameSpace(), "resolution", res);
+      frq      = nvs.getUnsignedInt(getNameSpace(), "frequency", frq);
+      res      = nvs.getUnsignedInt(getNameSpace(), "resolution", res);
+      startIdx = nvs.getUnsignedInt(getNameSpace(), "startIdx", startIdx);
 
       fxCyan->setFrqRes(frq, res);
+      fxCyan->setBaseChannel(startIdx);
 
+      savedCfg["startIdx"]   = startIdx;
+
+      // re-getting it here because the setter my fail on unsupported values
       savedCfg["frequency"]  = fxCyan->getFrequency();
       savedCfg["resolution"] = fxCyan->getResolution();