diff --git a/devEcmcSup/com/ecmcAsynPortDriver.cpp b/devEcmcSup/com/ecmcAsynPortDriver.cpp
index 3ace5deb..a9911e3a 100644
--- a/devEcmcSup/com/ecmcAsynPortDriver.cpp
+++ b/devEcmcSup/com/ecmcAsynPortDriver.cpp
@@ -578,7 +578,33 @@ asynStatus ecmcAsynPortDriver::readInt32(asynUser *pasynUser,
     return asynError;
   }
 
-  return pEcmcParamInUseArray_[function]->readInt32(value);;
+  return pEcmcParamInUseArray_[function]->readInt32(value);
+}
+
+asynStatus ecmcAsynPortDriver::writeUInt32Digital(asynUser *pasynUser,
+                                                  epicsUInt32 value,
+                                                  epicsUInt32 mask) {
+  int function = pasynUser->reason;
+  const char *functionName = "writeUInt32Digital";
+
+  if(checkParamNameAndId(function,functionName) != asynSuccess) {
+    return asynError;
+  }
+
+  return pEcmcParamInUseArray_[function]->writeUInt32Digital(value, mask);
+}
+
+asynStatus ecmcAsynPortDriver::readUInt32Digital(asynUser *pasynUser,
+                                                 epicsUInt32 *value,
+                                                 epicsUInt32 mask) {
+  int function = pasynUser->reason;
+  const char *functionName = "readUInt32Digital";
+
+  if(checkParamNameAndId(function,functionName) != asynSuccess) {
+    return asynError;
+  }
+
+  return pEcmcParamInUseArray_[function]->readUInt32Digital(value, mask);
 }
 
 asynStatus ecmcAsynPortDriver::writeFloat64(asynUser *pasynUser,
diff --git a/devEcmcSup/com/ecmcAsynPortDriver.h b/devEcmcSup/com/ecmcAsynPortDriver.h
index 7110b986..63a977d6 100644
--- a/devEcmcSup/com/ecmcAsynPortDriver.h
+++ b/devEcmcSup/com/ecmcAsynPortDriver.h
@@ -44,10 +44,16 @@ class ecmcAsynPortDriver : public asynPortDriver {
                                 epicsInt32 value);
   virtual asynStatus readInt32(asynUser *pasynUser,
                                epicsInt32 *value);
+  virtual asynStatus writeUInt32Digital(asynUser *pasynUser,
+                                        epicsUInt32 value,
+                                        epicsUInt32 mask);
+  virtual asynStatus readUInt32Digital(asynUser *pasynUser,
+                                       epicsUInt32 *value,
+                                       epicsUInt32 mask);
   virtual asynStatus writeFloat64(asynUser    *pasynUser,
                                   epicsFloat64 value);
   virtual asynStatus readFloat64(asynUser *pasynUser,
-                                 epicsFloat64 *value);                                 
+                                 epicsFloat64 *value);
   virtual asynStatus writeInt8Array(asynUser *pasynUser,
                                     epicsInt8 *value,
                                     size_t nElements);