class C37ReceiverThread(threading.Thread):
def __init__(self, component):
threading.Thread.__init__(self)
self.active = threading.Event()
self.active.clear()
self.waiting = threading.Event()
self.terminated = threading.Event()
self.terminated.clear()
self.component = component
self.pdc = Pdc(pmu_ip=self.component.pmu_ip,
pmu_port=self.component.pmu_port)
def run(self):
self.data_plug = self.component.data_queue.setupPlug(self)
self.config_plug = self.component.config_queue.setupPlug(self)
self.header_plug = self.component.header_queue.setupPlug(self)
while True:
if self.terminated.is_set():
break
if not self.active.is_set():
if self.pdc.is_connected():
self.pdc.stop()
self.active.wait()
self.pdc.start()
else:
self.active.wait()
if self.pdc.is_connected():
data = self.pdc.get()
self.data_plug.send_pyobj(data)
else:
self.pdc.run()
if self.pdc.is_connected():
header = self.pdc.get_header()
self.header_plug.send_pyobj(header)
config = self.pdc.get_config()
self.config_plug.send_pyobj(config)
self.pdc.start()
else:
# TODO: wait some?
pass
self.pdc.quit()
def activate(self):
self.active.set()
def deactivate(self):
self.active.clear()
def terminate(self):
self.terminated.set()
from pypmu.pdc import Pdc
from pypmu.frame import DataFrame
"""
tinyPDC will connect to pmu_ip:pmu_port and send request
for header message, configuration and eventually
to start sending measurements.
"""
if __name__ == "__main__":
pdc = Pdc(pdc_id=9, pmu_ip="192.168.1.119", pmu_port=4712)
pdc.logger.setLevel("DEBUG")
pdc.run() # Connect to PMU
header = pdc.get_header() # Get header message from PMU
config = pdc.get_config() # Get configuration from PMU
pdc.start() # Request to start sending measurements
while True:
data = pdc.get() # Keep receiving data
if type(data) == DataFrame:
print(data.get_measurements())
if not data:
pdc.quit() # Close connection
break