Properly write multiple registers when struct sizes > 2 bytes are used

RastaKolobar · Jan 12, 2021 · 91fb431 · 91fb431
1 parent cfbf1d6
commit 91fb431
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/modbus_cli/access.py b/modbus_cli/access.py
@@ -180,7 +180,7 @@ def write_registers_send(self, modbus):
 
                 words.extend([h << 8 | l for h, l in grouper(struct.pack(pack_type, value), 2)])
 
-            if len(self.values_to_write) == 1:
+            if len(words) == 1:
                 message = modbus.protocol.write_single_register(modbus.slave_id, self.address(), words[0])
             else:
                 message = modbus.protocol.write_multiple_registers(modbus.slave_id, self.address(), words)