diff --git a/DOAN.ServiceCore/BackgroundService.cs b/DOAN.ServiceCore/BackgroundService.cs
index 8ec115b..f55a4d3 100644
--- a/DOAN.ServiceCore/BackgroundService.cs
+++ b/DOAN.ServiceCore/BackgroundService.cs
@@ -48,39 +48,43 @@ namespace DOAN.ServiceCore
                 Storagelocation storagelocation = await DbScoped.SugarScope.CopyNew()
                 .Queryable<Storagelocation>().Where(it => it.Id == index).FirstAsync();
 
+                string[] address = storagelocation.PlcAddress2.Split(",");
+                for (int i = 0; i < address.Length; i++) {
+                    bool result = PLCTool.ReadBit(address[i]);
+                    // 写补料日志
+                    Inventorylog inventorylog = new Inventorylog();
+                    inventorylog.Id = SnowFlakeSingle.Instance.NextId().ToString();
+                    inventorylog.RackCode = storagelocation.RackCode;
 
-                bool result = PLCTool.ReadBit(storagelocation.PlcAddress2);
-                // 写补料日志
-                Inventorylog inventorylog = new Inventorylog();
-                inventorylog.Id = SnowFlakeSingle.Instance.NextId().ToString();
-                inventorylog.RackCode = storagelocation.RackCode;
-            
-                if (result)
-                {
-                    //缺料
-                    storagelocation.PackageNum = 2;
-                    inventorylog.Operation = 1;
-                    inventorylog.PackageNum = 2;
-                    inventorylog.CreatedBy = "PLC";
-                    inventorylog.CreatedTime = DateTime.Now.ToLocalTime();
-                    await DbScoped.SugarScope.CopyNew().Updateable(storagelocation).ExecuteCommandAsync();
-                }
-                else
-                {
-                  if (storagelocation.PackageNum<=2)
+                    if (result)
                     {
-                        //补料成功
-                        storagelocation.PackageNum = 4;
-                        inventorylog.Operation = 2;
-                        inventorylog.PackageNum = 4;
+                        //缺料
+                        storagelocation.PackageNum = 2;
+                        inventorylog.Operation = 1;
+                        inventorylog.PackageNum = 2;
                         inventorylog.CreatedBy = "PLC";
                         inventorylog.CreatedTime = DateTime.Now.ToLocalTime();
                         await DbScoped.SugarScope.CopyNew().Updateable(storagelocation).ExecuteCommandAsync();
                     }
-                   
+                    else
+                    {
+                        if (storagelocation.PackageNum <= 2)
+                        {
+                            //补料成功
+                            storagelocation.PackageNum = 4;
+                            inventorylog.Operation = 2;
+                            inventorylog.PackageNum = 4;
+                            inventorylog.CreatedBy = "PLC";
+                            inventorylog.CreatedTime = DateTime.Now.ToLocalTime();
+                            await DbScoped.SugarScope.CopyNew().Updateable(storagelocation).ExecuteCommandAsync();
+                        }
+
+                    }
+
+
+
                 }
-              
-           
+
 
 
                 await Task.Delay(5000, stoppingToken);