forked from M-Labs/artiq
Implement SUServo tester.
This commit is contained in:
SingularitySurfer
parent
898122f3e5
commit
4d21a72407
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@ -55,6 +55,8 @@ class SinaraTester(EnvExperiment):
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self.grabbers = dict()
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self.mirny_cplds = dict()
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self.mirnies = dict()
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self.suservos = dict()
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self.suschannels = dict()
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ddb = self.get_device_db()
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for name, desc in ddb.items():
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@ -88,9 +90,13 @@ class SinaraTester(EnvExperiment):
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self.mirny_cplds[name] = self.get_device(name)
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elif (module, cls) == ("artiq.coredevice.adf5356", "ADF5356"):
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self.mirnies[name] = self.get_device(name)
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elif (module, cls) == ("artiq.coredevice.suservo", "SUServo"):
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self.suservos[name] = self.get_device(name)
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elif (module, cls) == ("artiq.coredevice.suservo", "Channel"):
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self.suschannels[name] = self.get_device(name)
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# Remove Urukul, Sampler, Zotino and Mirny control signals
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# from TTL outs (tested separately)
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# from TTL outs (tested separately) and remove SUServo Urukuls
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ddb = self.get_device_db()
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for name, desc in ddb.items():
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if isinstance(desc, dict) and desc["type"] == "local":
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@ -101,8 +107,17 @@ class SinaraTester(EnvExperiment):
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sw_device = desc["arguments"]["sw_device"]
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del self.ttl_outs[sw_device]
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elif (module, cls) == ("artiq.coredevice.urukul", "CPLD"):
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io_update_device = desc["arguments"]["io_update_device"]
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del self.ttl_outs[io_update_device]
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if "io_update_device" in desc["arguments"]:
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io_update_device = desc["arguments"]["io_update_device"]
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del self.ttl_outs[io_update_device]
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# check for suservos and delete respective urukuls
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elif (module, cls) == ("artiq.coredevice.suservo", "SUServo"):
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del self.urukuls[desc["arguments"]["dds0_device"]]
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del self.urukul_cplds[desc["arguments"]["cpld0_device"]]
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if "dds1_device" in desc["arguments"]:
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del self.urukuls[desc["arguments"]["dds1_device"]]
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if "cpld1_device" in desc["arguments"]:
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del self.urukul_cplds[desc["arguments"]["cpld1_device"]]
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elif (module, cls) == ("artiq.coredevice.sampler", "Sampler"):
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cnv_device = desc["arguments"]["cnv_device"]
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del self.ttl_outs[cnv_device]
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@ -126,6 +141,8 @@ class SinaraTester(EnvExperiment):
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self.phasers = sorted(self.phasers.items(), key=lambda x: x[1].channel_base)
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self.grabbers = sorted(self.grabbers.items(), key=lambda x: x[1].channel_base)
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self.mirnies = sorted(self.mirnies.items(), key=lambda x: (x[1].cpld.bus.channel, x[1].channel))
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self.suservos = sorted(self.suservos.items(), key=lambda x: x[1].channel)
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self.suschannels = sorted(self.suschannels.items(), key=lambda x: x[1].channel)
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@kernel
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def test_led(self, led):
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@ -555,6 +572,80 @@ class SinaraTester(EnvExperiment):
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print(card_name)
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self.grabber_capture(card_dev, rois)
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@kernel
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def setup_suservo(self, channel):
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self.core.break_realtime()
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channel.init()
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delay(1*us)
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# ADC PGIA gain 0
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for i in range(8):
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channel.set_pgia_mu(i, 0)
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delay(10*us)
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# DDS attenuator 10dB
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for i in range(4):
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channel.cpld0.set_att(i, 10.)
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channel.cpld1.set_att(i, 10.)
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delay(1*us)
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# Servo is done and disabled
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assert channel.get_status() & 0xff == 2
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delay(10*us)
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@kernel
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def setup_suservo_loop(self, channel, loop_nr):
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self.core.break_realtime()
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channel.set_y(
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profile=loop_nr,
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y=0. # clear integrator
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)
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channel.set_iir(
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profile=loop_nr,
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adc=loop_nr, # take data from Sampler channel
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kp=-.1, # -0.1 P gain
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ki=0./s, # low integrator gain
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g=0., # no integrator gain limit
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delay=0. # no IIR update delay after enabling
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)
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# setpoint 0.5 (5 V with above PGIA gain setting)
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# 0 phase
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delay(100*us)
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channel.set_dds(
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profile=loop_nr,
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offset=-.3, # 3 V with above PGIA settings
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frequency=10*MHz,
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phase=0.)
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# enable RF, IIR updates and profile 0
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delay(10*us)
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channel.set(en_out=1, en_iir=1, profile=loop_nr)
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@kernel
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def setup_start_suservo(self, channel):
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self.core.break_realtime()
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channel.set_config(enable=1)
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delay(10*us)
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# check servo enabled
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assert channel.get_status() & 0x01 == 1
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delay(10*us)
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def test_suservos(self):
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print("*** Testing SUServos.")
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print("Initializing...")
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for card_n, (card_name, card_dev) in enumerate(self.suservos):
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print(card_name + "...")
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self.setup_suservo(card_dev)
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print("Setup SUServo loops.")
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print("Urukul0 channels corresponds to Sampler channels 0-3 and Urukul1 channels correspont to Sampler channels 4-7.")
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print("Only proportional gain and offset such that 1.5V on the input gives 6dB less output power than at 0V input. (open loop)")
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print("Frequency: 10MHz. Output power at 0V input: ~-29dBm")
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for card_n, channels in enumerate(chunker(self.suschannels, 8)):
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for channel_n, (channel_name, channel_dev) in enumerate(channels):
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self.setup_suservo_loop(channel_dev, channel_n)
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print("Enabling...")
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for card_n, (card_name, card_dev) in enumerate(self.suservos):
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self.setup_start_suservo(card_dev)
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print("Press ENTER when done.")
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input()
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def run(self):
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print("****** Sinara system tester ******")
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print("")
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@ -579,6 +670,8 @@ class SinaraTester(EnvExperiment):
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self.test_phasers()
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if self.grabbers:
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self.test_grabbers()
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if self.suservos:
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self.test_suservos()
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def main():
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