31 lines
979 B
Python
31 lines
979 B
Python
import serial
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import time
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import traceback
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from frappy.core import Readable, Parameter, FloatRange, HasIO, StringIO, Property, IntRange, IDLE, BUSY, WARN, ERROR, Drivable, BoolType, Attached
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class TSSOP16_IO(StringIO):
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end_of_line = '\r'
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wait_before = 0.0 #3.0
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identification = [ ('*IDN?', r'0x48,ACM1219,.*') ]
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class TSSOP16(HasIO, Readable):
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'''only configured for channel 1'''
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ioClass = TSSOP16_IO
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value = Parameter('value', FloatRange(unit='pF'), readonly=True)
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pollinterval = Parameter(default=0.1)
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def read_value(self):
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try:
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l = self.communicate('readCVT')
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vals = l.split(',')
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vals = [ float(v) for v in vals ]
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#print(vals)
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return vals[0]
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except:
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traceback.print_exc()
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self.io.closeConnection()
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self.io.connectStart()
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time.sleep(3.0)
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return self.read_value() |