control relay2 over modbus.

examples/modbus/modbus-server.py

@@ -69,14 +69,24 @@ class LimeModbusSlaveContext(ModbusSlaveContext):
         value = int(values[0])
         log.debug(address)
         log.debug(value)
-        if int(address) == 0 :
+
+        # relay 1
+        if int(address) == 0:
+            if value == 1:
+                sendI2Ccommand(0x01)
+            elif value == 0:
+                sendI2Ccommand(0x00)
+
+        # relay 2
+        if int(address) == 1:
             # relay1
             if value == 1:
                 # on
-                sendI2Ccommand(0x01)
+                sendI2Ccommand(0x03)
             elif value == 0:
                 sendI2Ccommand(0x00)
 
+
 def run_async_server():
     store = LimeModbusSlaveContext(
         di=ModbusSequentialDataBlock(0, [0]*10),