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from qolab.hardware.basic import BasicInstrument
from qolab.hardware.rf_generator import RFGeneratorSCPI
class AgilentE8257D(RFGeneratorSCPI):
"""Agilent E8257D RF generator.
Note: Fixed frequency and Center frequency (of sweep) are different in this model.
"""
def __init__(self, resource, *args, **kwds):
super().__init__(resource, *args, **kwds)
self.resource.read_termination = "\n"
self.config["Device model"] = "Agilent E8257D"
self.deviceProperties.update(
{
"RFPowerState",
"RFAmplitude",
"ModulationState",
"FM1State",
"FM1Source",
"FM1ModulationDepth",
"FM2State",
"FM2Source",
"FM2ModulationDepth",
"FrequencyMode", # sweep or continious
"SweepCentralFreq",
"SweepSpan",
}
)
@BasicInstrument.tsdb_append
def getFreqFixed(self):
qstr = f":FREQuency:Fixed?"
rstr = self.query(qstr)
return float(rstr)
@BasicInstrument.tsdb_append
def setFreqFixed(self, freq):
cstr = f":FREQuency:FIXED {freq}Hz"
self.write(cstr)
@BasicInstrument.tsdb_append
def getSweepCentralFreq(self):
qstr = f":FREQuency:CENTer?"
rstr = self.query(qstr)
return float(rstr)
@BasicInstrument.tsdb_append
def setSweepCentralFreq(self, cfreq):
cstr = f":FREQuency:CENTer {cfreq}Hz"
self.write(cstr)
@BasicInstrument.tsdb_append
def getSweepSpan(self):
qstr = f":FREQuency:SPAN?"
rstr = self.query(qstr)
return float(rstr)
@BasicInstrument.tsdb_append
def setSweepSpan(self, span):
cstr = f":FREQuency:SPAN {span}Hz"
self.write(cstr)
@BasicInstrument.tsdb_append
def setSweep(self, cfreq=None, span=None):
if cfreq is not None:
self.setSweepCentralFreq(cfreq)
if cfreq is not None:
self.setSweepSpan(span)
@BasicInstrument.tsdb_append
def getModulationState(self):
return int(self.query(f":MODulation:STATe?"))
@BasicInstrument.tsdb_append
def setModulationState(self, val):
rstr = self.write(f":MODulation:STATe {val}")
@BasicInstrument.tsdb_append
def getRFPowerState(self):
return int(self.query(f":OUTPut:STATe?"))
@BasicInstrument.tsdb_append
def setRFPowerState(self, val):
rstr = self.write(f":OUTPut:STATe {val}")
@BasicInstrument.tsdb_append
def getRFAmplitude(self):
return float(self.query(f":POWer:AMPLitude?"))
@BasicInstrument.tsdb_append
def setRFAmplitude(self, val):
rstr = self.write(f":POWer:AMPLitude {val}")
@BasicInstrument.tsdb_append
def getFM1ModulationDepth(self):
return float(self.query(f":FM1:Deviation?"))
@BasicInstrument.tsdb_append
def setFM1ModulationDepth(self, val):
rstr = self.write(f":FM1:Deviation {val}")
@BasicInstrument.tsdb_append
def getFM2ModulationDepth(self):
return float(self.query(f":FM2:Deviation?"))
@BasicInstrument.tsdb_append
def setFM2ModulationDepth(self, val):
rstr = self.write(f":FM2:Deviation {val}")
@BasicInstrument.tsdb_append
def getFM1Source(self):
return str(self.query(f":FM1:Source?"))
@BasicInstrument.tsdb_append
def setFM1Source(self, val):
rstr = self.write(f":FM1:Source {val}")
@BasicInstrument.tsdb_append
def getFM2Source(self):
return str(self.query(f":FM2:Source?"))
@BasicInstrument.tsdb_append
def setFM2Source(self, val):
rstr = self.write(f":FM2:Source {val}")
@BasicInstrument.tsdb_append
def getFM1State(self):
return int(self.query(f":FM1:State?"))
@BasicInstrument.tsdb_append
def setFM1State(self, val):
rstr = self.write(f":FM1:State {val}")
@BasicInstrument.tsdb_append
def getFM2State(self):
return int(self.query(f":FM2:State?"))
@BasicInstrument.tsdb_append
def setFM2State(self, val):
rstr = self.write(f":FM2:State {val}")
@BasicInstrument.tsdb_append
def getFrequencyMode(self):
return str(self.query(f":Frequency:Mode?"))
@BasicInstrument.tsdb_append
def setFrequencyMode(self, val):
rstr = self.write(f":Frequency:Mode {val}")
@BasicInstrument.tsdb_append
def startFrequencySweep(self):
self.setFrequencyMode("Sweep")
def stopFrequencySweep(self):
self.setFrequencyMode("FIXED")
if __name__ == "__main__":
import pyvisa
print("testing")
rm = pyvisa.ResourceManager()
print(rm.list_resources())
instr = rm.open_resource("TCPIP::192.168.0.114::INSTR")
rfgen = AgilentE8257D(instr)
print("------ Header start -------------")
print(str.join("\n", rfgen.getHeader()))
print("------ Header ends -------------")
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