diff --git a/merlinApp/Db/merlin.template b/merlinApp/Db/merlin.template
index 35aa4e9..21127f0 100644
--- a/merlinApp/Db/merlin.template
+++ b/merlinApp/Db/merlin.template
@@ -32,7 +32,15 @@ record(mbbo,"$(P)$(R)TriggerMode") {
     field(FRVL,"4")
     field(FRST,"Trigger both rising")
     field(FVVL,"5")
-    field(FVST,"Software")
+    field(FVST,"LVDS Trig Enable")
+    field(SXVL,"6")
+    field(SXST,"LVDS Trig start rising")
+    field(SVVL,"7")
+    field(SVST,"LVDS Trig start falling")
+    field(EIVL,"8")
+    field(EIST,"LVDS Trig both rising")
+    field(NIVL,"9")
+    field(NIST,"Software")
 }
 
 record(mbbi,"$(P)$(R)TriggerMode_RBV") {
@@ -48,7 +56,15 @@ record(mbbi,"$(P)$(R)TriggerMode_RBV") {
     field(FRVL,"4")
     field(FRST,"Trigger both rising ")
     field(FVVL,"5")
-    field(FVST,"Software")
+    field(FVST,"LVDS Trig Enable")
+    field(SXVL,"6")
+    field(SXST,"LVDS Trig start rising")
+    field(SVVL,"7")
+    field(SVST,"LVDS Trig start falling")
+    field(EIVL,"8")
+    field(EIST,"LVDS Trig both rising")
+    field(NIVL,"9")
+    field(NIST,"Software")
 }
 
 # We redefine the states for the FileFormat records defined in NDFile.template
diff --git a/merlinApp/src/merlinDetector.cpp b/merlinApp/src/merlinDetector.cpp
index fc1c7ee..401a2fc 100644
--- a/merlinApp/src/merlinDetector.cpp
+++ b/merlinApp/src/merlinDetector.cpp
@@ -769,6 +769,32 @@ asynStatus merlinDetector::setAcquireParams()
         cmdConnection->mpxSet(MPXVAR_TRIGGERSTOP, TMTrigRising,
                 Labview_DEFAULT_TIMEOUT);
         break;
+        
+    case TMLVDSExternalEnable:
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTART, TMLVDSTrigRising,
+                Labview_DEFAULT_TIMEOUT);
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTOP, TMLVDSTrigFalling,
+                Labview_DEFAULT_TIMEOUT);
+        break;
+    case TMLVDSExternalTriggerLow:
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTART, TMLVDSTrigFalling,
+                Labview_DEFAULT_TIMEOUT);
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTOP, TMTrigInternal,
+                Labview_DEFAULT_TIMEOUT);
+        break;
+    case TMLVDSExternalTriggerHigh:
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTART, TMLVDSTrigRising,
+                Labview_DEFAULT_TIMEOUT);
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTOP, TMTrigInternal,
+                Labview_DEFAULT_TIMEOUT);
+        break;
+    case TMLVDSExternalTriggerRising:
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTART, TMLVDSTrigRising,
+                Labview_DEFAULT_TIMEOUT);
+        cmdConnection->mpxSet(MPXVAR_TRIGGERSTOP, TMLVDSTrigRising,
+                Labview_DEFAULT_TIMEOUT);
+        break;
+        
     case TMSoftwareTrigger:
         cmdConnection->mpxSet(MPXVAR_TRIGGERSTART, TMTrigSoftware,
                 Labview_DEFAULT_TIMEOUT);
diff --git a/merlinApp/src/merlinDetector.h b/merlinApp/src/merlinDetector.h
index 4b1e7b1..cbc64d3 100644
--- a/merlinApp/src/merlinDetector.h
+++ b/merlinApp/src/merlinDetector.h
@@ -34,6 +34,10 @@ typedef enum
     TMExternalTriggerHigh,
     TMExternalTriggerLow,
     TMExternalTriggerRising,
+    TMLVDSExternalEnable,
+    TMLVDSExternalTriggerHigh,
+    TMLVDSExternalTriggerLow,
+    TMLVDSExternalTriggerRising,
     TMSoftwareTrigger
 } merlinTriggerMode;/** Trigger modes */
 
@@ -64,7 +68,9 @@ typedef enum
 #define TMTrigInternal  (char*)"0"
 #define TMTrigRising    (char*)"1"
 #define TMTrigFalling   (char*)"2"
-#define TMTrigSoftware  (char*)"3"
+#define TMLVDSTrigRising  (char*)"3"
+#define TMLVDSTrigFalling  (char*)"4"
+#define TMTrigSoftware  (char*)"5"
 
 /** ASYN PARAMETER NAMES **/