mirror of https://github.com/m-labs/artiq.git
parent
bf78e0c7d2
commit
bbc98410e4
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@ -134,20 +134,20 @@ device_db = {
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},
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# AD9914 DDS
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"dds0": {
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"ad9914dds0": {
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"type": "local",
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"module": "artiq.coredevice.ad9914",
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"class": "AD9914",
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"arguments": {"sysclk": 3e9, "bus_channel": 27, "channel": 0},
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"comment": "Comments work in DDS panel as well"
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},
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"dds1": {
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"ad9914dds1": {
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"type": "local",
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"module": "artiq.coredevice.ad9914",
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"class": "AD9914",
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"arguments": {"sysclk": 3e9, "bus_channel": 27, "channel": 1}
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},
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"dds2": {
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"ad9914dds2": {
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"type": "local",
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"module": "artiq.coredevice.ad9914",
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"class": "AD9914",
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@ -164,8 +164,8 @@ device_db = {
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"loop_clock_in": "ttl7",
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"pmt": "ttl3",
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"bd_dds": "dds0",
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"bd_dds": "ad9914dds0",
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"bd_sw": "ttl0",
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"bdd_dds": "dds1",
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"bdd_dds": "ad9914dds1",
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"bdd_sw": "ttl1"
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}
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@ -321,20 +321,20 @@ device_db = {
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},
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# AD9914 DDS
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"dds0": {
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"ad9914dds0": {
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"type": "local",
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"module": "artiq.coredevice.ad9914",
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"class": "AD9914",
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"arguments": {"sysclk": 3e9, "bus_channel": 39, "channel": 0},
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"comment": "Comments work in DDS panel as well"
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},
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"dds1": {
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"ad9914dds1": {
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"type": "local",
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"module": "artiq.coredevice.ad9914",
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"class": "AD9914",
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"arguments": {"sysclk": 3e9, "bus_channel": 39, "channel": 1}
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},
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"dds2": {
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"ad9914dds2": {
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"type": "local",
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"module": "artiq.coredevice.ad9914",
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"class": "AD9914",
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@ -351,8 +351,8 @@ device_db = {
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"loop_clock_in": "ttl7",
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"pmt": "ttl3",
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"bd_dds": "dds0",
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"bd_dds": "ad9914dds0",
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"bd_sw": "ttl0",
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"bdd_dds": "dds1",
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"bdd_dds": "ad9914dds1",
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"bdd_sw": "ttl1"
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}
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@ -124,25 +124,25 @@ class PulseRate(EnvExperiment):
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return
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class PulseRateDDS(EnvExperiment):
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class PulseRateAD9914DDS(EnvExperiment):
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def build(self):
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self.setattr_device("core")
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self.setattr_device("dds0")
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self.setattr_device("dds1")
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self.setattr_device("ad9914dds0")
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self.setattr_device("ad9914dds1")
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@kernel
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def run(self):
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self.core.reset()
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dt = self.core.seconds_to_mu(5*us)
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freq = self.dds0.frequency_to_ftw(100*MHz)
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freq = self.ad9914dds0.frequency_to_ftw(100*MHz)
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while True:
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delay(10*ms)
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for i in range(1250):
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try:
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delay_mu(-self.dds0.set_duration_mu)
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self.dds0.set_mu(freq)
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delay_mu(self.dds0.set_duration_mu)
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self.dds1.set_mu(freq)
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delay_mu(-self.ad9914dds0.set_duration_mu)
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self.ad9914dds0.set_mu(freq)
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delay_mu(self.ad9914dds0.set_duration_mu)
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self.ad9914dds1.set_mu(freq)
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delay_mu(dt)
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except RTIOUnderflow:
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dt += 100
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@ -395,9 +395,9 @@ class CoredeviceTest(ExperimentCase):
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self.assertGreater(rate, 100*ns)
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self.assertLess(rate, 700*ns)
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def test_pulse_rate_dds(self):
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"""Minimum interval for sustained DDS frequency switching"""
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self.execute(PulseRateDDS)
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def test_pulse_rate_ad9914_dds(self):
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"""Minimum interval for sustained AD9914 DDS frequency switching"""
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self.execute(PulseRateAD9914DDS)
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rate = self.dataset_mgr.get("pulse_rate")
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print(rate)
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self.assertGreater(rate, 1*us)
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