update docs

contrib/etc/ebusd/mqtt-hassio.cfg

@@ -153,11 +153,11 @@ type_map-time =
 type_map-datetime =
 
 # field type switch designator, see below.
-# HA integration: this is used to set several variable values depending on the field type, name, message, and field unit.
+# HA integration: this is used to set several variable values depending on the field type, message name, field name, and unit.
 type_switch-by = %name%field,%unit
 
 # field type switch variables names to use in addition to %type_switch in case of multiple keys (separated by comma).
-# HA integration: var names for topic/class/state/sub values mapped from field type, name, message, and unit.
+# HA integration: var names for topic/class/state/sub values mapped from field type, message name, field name, and unit.
 type_switch-names = type_topic,type_class,type_state,type_sub
 
 # field type switch for each field type and optionally direction (between dash before the field type) available as

contrib/etc/ebusd/mqtt-integration.cfg

@@ -178,11 +178,14 @@ def_global-payload = {
 #def_global-retain = 0
 
 # individual global running, version, signal, uptime, updatecheck, and scan config topic, payload, and retain setting.
+# a secondary update check for the eBUS device (consuming the same updatecheck topic) can be set up additionally, which
+# does not use the common global defaults.
 #def_global_running-...
 #def_global_version-...
 #def_global_signal-...
 #def_global_uptime-...
 #def_global_updatecheck-...
+#def_global_updatecheck_device-...
 #def_global_scan-...