fix negative minimal modbus integer readings

openenergymonitor · Feb 6, 2023 · ebbaa96 · ebbaa96 · borpin · Feb 10, 2023
1 parent 76d3742
commit ebbaa96
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/interfacers/EmonHubMinimalModbusInterfacer.py b/src/interfacers/EmonHubMinimalModbusInterfacer.py
@@ -172,7 +172,7 @@ def read(self):
                             try:
                                 if self.datatype == 'int':
                                     time.sleep(0.1)
-                                    value = self._rs485.read_register(int(self._settings['meters'][meter]['registers'][i]), functioncode=3)
+                                    value = self._rs485.read_register(int(self._settings['meters'][meter]['registers'][i]), functioncode=3, signed=True)
 
                                 elif self.datatype == 'float':
                                     value = self._rs485.read_float(int(self._settings['meters'][meter]['registers'][i]), functioncode=4, number_of_registers=2)