fix bug in get_chan_plot_info that make 'DSP Clock Diff' regconize as data...

fix bug in get_chan_plot_info that make 'DSP Clock Diff' regconize as data stream DS; add fixPoint=0 to waveform data

sohstationviewer/database/extract_data.py

@@ -26,7 +26,7 @@ def get_chan_plot_info(org_chan_id: str, chan_info: Dict, data_type: str,
         chan = 'MassPos?'
     if org_chan_id.startswith('Event DS'):
         chan = 'Event DS?'
-    if org_chan_id.startswith('DS'):
+    if org_chan_id.startswith('DS') and 'DSP' not in org_chan_id:
         chan = 'DS?'
     if org_chan_id.startswith('Disk Usage'):
         chan = 'Disk Usage?'
@@ -96,6 +96,7 @@ def get_wf_plot_info(org_chan_id: str, *args, **kwargs) -> Dict:
     chan_info[0]['unit'] = ''
     chan_info[0]['channel'] = 'SEISMIC'
     chan_info[0]['convertFactor'] = 1
+    chan_info[0]['fixPoint'] = 0
     return chan_info[0]