opal.asyncip: improve example config

etc/examples/formats/opal-asyncip.conf

@@ -1,12 +1,29 @@
 nodes = {
 	node = {
-		type = "file"
-		uri = "/dev/null"
+		type = "socket"
+		layer = "udp"
 
 		format = {
 			type = "opal.asyncip"
 
 			dev_id = 99
 		}
+
+		in = {
+			# Port number specified in Asynchronous Process block of RTlab project
+			address = ":12000"
+
+			signals = {
+				count = 64
+
+				# The Asynchronous Process block only supports floating point values!
+				type = "float"
+			}
+		}
+
+		out = {
+			# IP address and port of OPAL-RT Target
+			address = "192.168.0.44:12000"
+		}
 	}
 }