Update documentation for SNMP switch component to reflect changes. (home-assistant#4190)

nkaminski · frenck · commit 3a068a85a5db · 2018-01-26T09:34:54.000+01:00
diff --git a/source/_components/switch.snmp.markdown b/source/_components/switch.snmp.markdown
@@ -29,13 +29,16 @@ switch:
 
 Configuration variables:
 
-- **baseoid** (*Required*): The SNMP BaseOID which to poll for the state of the switch and which to set in order to turn the switch on and off.
+- **baseoid** (*Required*): The SNMP BaseOID which to poll for the state of the switch.
+- **command_oid** (*Optional*): The SNMP OID which to set in order to turn the switch on and off, if different from `baseoid`.
 - **host** (*Optional*): The IP/host which to control. Defaults to `localhost`.
 - **port** (*Optional*): The port on which to communicate. Defaults to `161`.
 - **community** (*Optional*): community string to use for authentication. Defaults to `private`.
 - **version** (*Optional*): SNMP version to use - either `1` or `2c`. Defaults to `1`.
-- **payload_on** (*Optional*): What return value represents an `On` state for the switch. The same value is used in writes to turn on the switch. Defaults to `1`.
-- **payload_off** (*Optional*): What return value represents an `Off` state for the switch. The same value is used in writes to turn off the switch. Defaults to `0`.
+- **payload_on** (*Optional*): What return value represents an `On` state for the switch. The same value is used in writes to turn on the switch if `command_payload_on` is not set. Defaults to `1`.
+- **payload_off** (*Optional*): What return value represents an `Off` state for the switch. The same value is used in writes to turn off the switch if `command_payload_off` is not set. Defaults to `0`.
+- **command_payload_on** (*Optional*): The value to write to turn on the switch, if different from `payload_on`.
+- **command_payload_off** (*Optional*): The value to write to turn off the switch, if different from `payload_off`.
 
 You should check with your device's vendor to find out the correct BaseOID and what values turn the switch on and off.
 
