getfeedbackres

dump.py

@@ -39,9 +39,13 @@ LINES = [
   ('100% percent setting', ilt.Get100PercentVoltage, 'V'),
   ('Dark mode', lambda: ilt.DARK_NAMES[ilt.GetDarkMode()], ''),
   ('Irradiance', ilt.GetIrradiance, ''),
-  ('Clock frequency', ilt.GetClockFrequencyHz, 'Hz'),
+  ('Clock frequency', ilt.GetClockFrequencyHz, '㎐'),
+  ('Feedback resistance', ilt.GetFeedbackResistanceOhm, 'Ω'),
 ]
 
 
 for label, callback, unit in LINES:
-  PrintLine(label, callback(), unit)
+  try:
+    PrintLine(label, callback(), unit)
+  except ilt1000.Error as e:
+    PrintLine(label, str(e), '')

ilt1000.py

@@ -47,7 +47,6 @@ class Saturated(Error):
 # useuserdark
 # erasecalfactor
 # getcalfactor
-# getfeedbackres
 # setcalfactor
 # setsamplecount
 
@@ -178,3 +177,7 @@ class ILT1000(object):
     self._dev.write(b'A')
     time.sleep(60.0)
     self._dev.write(b'B')
+
+  def GetFeedbackResistanceOhm(self):
+    ret = self._SendCommand('getfeedbackres')
+    return float(ret) * 100