From 970e9d43950f7ed7504b9ff69d2e76fb5c06c927 Mon Sep 17 00:00:00 2001
From: Michael Croes <mycroes@gmail.com>
Date: Tue, 1 Aug 2023 22:55:19 +0200
Subject: [PATCH] feat: Add sync version of ReadStatus

---
 S7.Net/PlcSynchronous.cs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/S7.Net/PlcSynchronous.cs b/S7.Net/PlcSynchronous.cs
index c30e0cf..1b3af97 100644
--- a/S7.Net/PlcSynchronous.cs
+++ b/S7.Net/PlcSynchronous.cs
@@ -492,6 +492,18 @@ namespace S7.Net
             }
         }
 
+        /// <summary>
+        /// Read the current status from the PLC. A value of 0x08 indicates the PLC is in run status, regardless of the PLC type.
+        /// </summary>
+        /// <returns>The current PLC status.</returns>
+        public byte ReadStatus()
+        {
+            var dataToSend = BuildSzlReadRequestPackage(0x0424, 0);
+            var s7data = RequestTsdu(dataToSend);
+
+            return (byte) (s7data[37] & 0x0f);
+        }
+
         private byte[] RequestTsdu(byte[] requestData) => RequestTsdu(requestData, 0, requestData.Length);
 
         private byte[] RequestTsdu(byte[] requestData, int offset, int length)