From bcacaa31f478b5416f50757df5873199beb2a5f4 Mon Sep 17 00:00:00 2001
From: Mark Mulligan <mmulligan@fraunhofer.org>
Date: Wed, 25 Mar 2015 11:27:34 -0400
Subject: [PATCH] Add comments demonstrating port selection for modbus tcp
 which defaults to 502 if port undefined

---
 volttron/drivers/driver.ini | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/volttron/drivers/driver.ini b/volttron/drivers/driver.ini
index ca6153998..cc6f6d780 100644
--- a/volttron/drivers/driver.ini
+++ b/volttron/drivers/driver.ini
@@ -22,6 +22,8 @@ Metadata/Location/Building = Building Number 1
 [/campus1/building1/modbus1]
 type = volttron.drivers.modbus.Modbus
 ip_address = <PUT YOUR MODBUS DEVICE IP HERE>
+#Optional port, defaults to 502 if not specified
+#port = <PUT YOUR MODBUS DEVICE PORT HERE>
 Metadata/Instrument/Manufacturer = <PUT INSTRUMENT MANUFACTURER HERE>
 Metadata/Instrument/ModelName = <PUT INSTRUMENT MODEL HERE>
 #slave_id = 8