From 1329bc4dae4a61bc5763d86028023fd23f10a5a8 Mon Sep 17 00:00:00 2001
From: Inuyaksa <inuyaksa@yahoo.com>
Date: Thu, 18 Feb 2021 00:01:23 +0100
Subject: [PATCH] GPWS inhibit switch off terrain on ND

---
 Models/FlightDeck/a320.flightdeck.xml  | 56 +++++++++++++++------
 Models/Instruments/OHpanel/OHpanel.xml | 68 ++++++++++++++++++++++++++
 2 files changed, 108 insertions(+), 16 deletions(-)

diff --git a/Models/FlightDeck/a320.flightdeck.xml b/Models/FlightDeck/a320.flightdeck.xml
index 188eb01f..271f98ea 100644
--- a/Models/FlightDeck/a320.flightdeck.xml
+++ b/Models/FlightDeck/a320.flightdeck.xml
@@ -1441,20 +1441,32 @@
 			<button>0</button>
 			<binding>
 				<condition>
-					<greater-than-equals>
-						<property>systems/electrical/bus/dc-ess</property>
-						<value>25</value>
-					</greater-than-equals>
+					<and>
+						<greater-than-equals>
+							<property>systems/electrical/bus/dc-ess</property>
+							<value>25</value>
+						</greater-than-equals>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>0</value>
+						</equals>
+					</and>
 				</condition>
 				<command>property-toggle</command>
 				<property>controls/switches/terr_on_nd_l</property>
 			</binding>
 			<binding>
 				<condition>
-					<greater-than-equals>
-						<property>systems/electrical/bus/dc-ess</property>
-						<value>25</value>
-					</greater-than-equals>
+					<and>
+						<greater-than-equals>
+							<property>systems/electrical/bus/dc-ess</property>
+							<value>25</value>
+						</greater-than-equals>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>0</value>
+						</equals>
+					</and>
 				</condition>
 				<command>property-toggle</command>
 				<property>instrumentation/efis/inputs/terr</property>
@@ -1492,20 +1504,32 @@
 			<button>0</button>
 			<binding>
 				<condition>
-					<greater-than-equals>
-						<property>systems/electrical/bus/dc-ess</property>
-						<value>25</value>
-					</greater-than-equals>
+					<and>
+						<greater-than-equals>
+							<property>systems/electrical/bus/dc-ess</property>
+							<value>25</value>
+						</greater-than-equals>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>0</value>
+						</equals>
+					</and>
 				</condition>
 				<command>property-toggle</command>
 				<property>controls/switches/terr_on_nd_r</property>
 			</binding>
 			<binding>
 				<condition>
-					<greater-than-equals>
-						<property>systems/electrical/bus/dc-ess</property>
-						<value>25</value>
-					</greater-than-equals>
+					<and>
+						<greater-than-equals>
+							<property>systems/electrical/bus/dc-ess</property>
+							<value>25</value>
+						</greater-than-equals>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>0</value>
+						</equals>
+					</and>
 				</condition>
 				<command>property-toggle</command>
 				<property>instrumentation/efis[1]/inputs/terr</property>
diff --git a/Models/Instruments/OHpanel/OHpanel.xml b/Models/Instruments/OHpanel/OHpanel.xml
index 1bea790e..054a93e5 100644
--- a/Models/Instruments/OHpanel/OHpanel.xml
+++ b/Models/Instruments/OHpanel/OHpanel.xml
@@ -1698,6 +1698,74 @@
 				<command>property-toggle</command>
 				<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
 			</binding>
+			<binding>
+				<condition>
+					<and>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>1</value>
+						</equals>
+						<equals>					
+							<property>controls/switches/terr_on_nd_l</property>
+							<value>1</value>
+						</equals>
+					</and>						
+				</condition>
+				<command>property-assign</command>
+				<property>controls/switches/terr_on_nd_l</property>
+				<value>0</value>
+			</binding>
+			<binding>
+				<condition>
+					<and>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>1</value>
+						</equals>
+						<equals>					
+							<property>controls/switches/terr_on_nd_r</property>
+							<value>1</value>
+						</equals>
+					</and>						
+				</condition>
+				<command>property-assign</command>
+				<property>controls/switches/terr_on_nd_r</property>
+				<value>0</value>
+			</binding>
+			<binding>
+				<condition>
+					<and>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>1</value>
+						</equals>
+						<equals>					
+							<property>instrumentation/efis/inputs/terr</property>
+							<value>1</value>
+						</equals>
+					</and>						
+				</condition>
+				<command>property-assign</command>
+				<property>instrumentation/efis/inputs/terr</property>
+				<value>0</value>
+			</binding>
+			<binding>
+				<condition>
+					<and>
+						<equals>					
+							<property>instrumentation/mk-viii/inputs/discretes/ta-tcf-inhibit</property>
+							<value>1</value>
+						</equals>
+						<equals>					
+							<property>instrumentation/efis[1]/inputs/terr</property>
+							<value>1</value>
+						</equals>
+					</and>						
+				</condition>
+				<command>property-assign</command>
+				<property>instrumentation/efis[1]/inputs/terr</property>
+				<value>0</value>
+			</binding>
 			<binding>
 				<command>nasal</command>
 				<script>libraries.pushbutton();</script>