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comparison victron.py @ 31:91bfaba8f6b6

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Add victron dbus parser
author Daniel O'Connor <darius@dons.net.au>
date Mon, 13 Dec 2021 18:16:39 +1030
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30:a9df202d14b7 31:91bfaba8f6b6
1 #!/usr/bin/env python
2
3 import dbus
4 import time
5
6 class Victron(object):
7 def __init__(self, obj):
8 self.obj = obj
9 self.bus = dbus.SystemBus()
10
11 def get_data(self):
12 ACIn_L1_volts = self.bus.get_object(self.obj, '/Ac/ActiveIn/L1/V').GetValue().real
13 ACIn_L1_freq = self.bus.get_object(self.obj, '/Ac/ActiveIn/L1/F').GetValue().real
14 ACIn_L1_current = self.bus.get_object(self.obj, '/Ac/ActiveIn/L1/I').GetValue().real
15 ACIn_active = bool(self.bus.get_object(self.obj, '/Ac/ActiveIn/Connected').GetValue())
16 ACOut_L1_volts = self.bus.get_object(self.obj, '/Ac/Out/L1/V').GetValue().real
17 ACOut_L1_freq = self.bus.get_object(self.obj, '/Ac/Out/L1/F').GetValue().real
18 ACOut_L1_current = self.bus.get_object(self.obj, '/Ac/Out/L1/I').GetValue().real
19 Battery_Voltage = self.bus.get_object(self.obj, '/Dc/0/Voltage').GetValue().real
20 Battery_Current = self.bus.get_object(self.obj, '/Dc/0/Current').GetValue().real
21 return ACIn_L1_volts, ACIn_L1_freq, ACIn_L1_current, ACIn_active, ACOut_L1_volts, ACOut_L1_freq, ACOut_L1_current, Battery_Voltage, Battery_Current
22
23 def main():
24 v = Victron('com.victronenergy.vebus.ttyUSB0')
25 while True:
26 try:
27 v.get_data()
28 except (AttributeError, dbus.exceptions.DBusException) as e:
29 print('Error getting data, sleeping 30 seconds:', str(e))
30 time.sleep(25)
31 time.sleep(5)
32
33 if __name__ == '__main__':
34 main()