update code in several drivers

- remove poll arguments
- change from HasIodev to HasIO

Change-Id: I2668f1068c17a50d9aff43b1bb3e4fb03c8d840e

secop_psi/dpm.py

@@ -21,10 +21,8 @@
 # *****************************************************************************
 """transducer DPM3 read out"""
 
-import time
-
 from secop.core import Readable, Parameter, FloatRange, StringIO,\
-     HasIodev, IntRange, Done
+     HasIO, IntRange, Done
 
 
 class DPM3IO(StringIO):
@@ -47,22 +45,22 @@ def float2hex(value, digits):
     return '%06X' % intvalue
 
 
-class DPM3(HasIodev, Readable):
+class DPM3(HasIO, Readable):
     OFFSET = 0x8f
     SCALE = 0x8c
 
     MAGNITUDE = {'1':  1, '2':  10, '3':  100, '4':  1e3, '5':  1e4, '6':  1e5,
                  '9': -1, 'A': -10, 'B': -100, 'C': -1e3, 'D': -1e4, 'E': -1e5}
 
-    iodevClass = DPM3IO
+    ioClass = DPM3IO
 
     value = Parameter(datatype=FloatRange(unit='N'))
     digits = Parameter('number of digits for value', IntRange(0, 5), initwrite=True, readonly=False)
     # Note: we have to treat the units properly.
     # We got an output of 150 for 10N. The maximal force we want to deal with is 100N,
     #   thus a maximal output of 1500. 10=150/f
-    offset = Parameter('', FloatRange(-1e5, 1e5), readonly=False, poll=True)
-    scale_factor = Parameter('', FloatRange(-1e5, 1e5, unit='input_units/N'), readonly=False, poll=True)
+    offset = Parameter('', FloatRange(-1e5, 1e5), readonly=False)
+    scale_factor = Parameter('', FloatRange(-1e5, 1e5, unit='input_units/N'), readonly=False)
 
     def query(self, adr, value=None):
         if value is not None: