From 74a833fd05f91af37f155f65981b88838666e782 Mon Sep 17 00:00:00 2001
From: skarg <skarg@1e814d3a-8a88-4260-be86-c0dc25669c1e>
Date: Sat, 25 Jun 2005 12:40:39 +0000
Subject: [PATCH] Added error message when priority 6 is written to since that
 priority is reserved for minimum on/off time, per the BTL Implementors Guide.

---
 bacnet-stack/ao.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/bacnet-stack/ao.c b/bacnet-stack/ao.c
index 82f61882..99fbca6b 100644
--- a/bacnet-stack/ao.c
+++ b/bacnet-stack/ao.c
@@ -285,6 +285,7 @@ bool Analog_Output_Write_Property(
       {
         priority = wp_data->priority;
         if (priority && (priority <= BACNET_MAX_PRIORITIES) &&
+           (priority != 6 /* reserved */) &&
            (wp_data->value.type.Real >= 0.0) &&
            (wp_data->value.type.Real <= 100.0))
         {
@@ -298,6 +299,11 @@ bool Analog_Output_Write_Property(
           // main loop (i.e. check out of service before changing output)
           status = true;
         }
+        else if (priority == 6)
+        {
+          *error_class = ERROR_CLASS_PROPERTY;
+          *error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
+        }
         else
         {
           *error_class = ERROR_CLASS_PROPERTY;