diff --git a/components/common/common.d.ts b/components/common/common.d.ts
index 290b9c8..fcf7ed8 100644
--- a/components/common/common.d.ts
+++ b/components/common/common.d.ts
@@ -1,7 +1,7 @@
 export declare enum DevicePort {
-    A = "A",
-    B = "B",
-    C = "C"
+    A = 0,
+    B = 1,
+    C = 2
 }
 export declare enum DeviceType {
     Section = 0,
diff --git a/components/common/common.js b/components/common/common.js
index efc5767..8c980bd 100644
--- a/components/common/common.js
+++ b/components/common/common.js
@@ -1,8 +1,8 @@
 var DevicePort;
 (function (DevicePort) {
-    DevicePort["A"] = "A";
-    DevicePort["B"] = "B";
-    DevicePort["C"] = "C";
+    DevicePort[DevicePort["A"] = 0] = "A";
+    DevicePort[DevicePort["B"] = 1] = "B";
+    DevicePort[DevicePort["C"] = 2] = "C";
 })(DevicePort || (DevicePort = {}));
 var DeviceType;
 (function (DeviceType) {
diff --git a/src/common/common.ts b/src/common/common.ts
index a8af3ba..8be5791 100644
--- a/src/common/common.ts
+++ b/src/common/common.ts
@@ -1,7 +1,7 @@
 export enum DevicePort {
-  A = 'A',
-  B = 'B',
-  C = 'C',
+  A = 0,
+  B = 1,
+  C = 2,
 }
 
 export enum DeviceType {