Updated README.md

README.md

@@ -1,2 +1,19 @@
 # DbSerialServer
-DbSerialServer git module for use in DbSoftware (https://github.com/0xFEEDC0DE64/DbSoftware)
+Makes a local serial port accessible by listening on a tcp port and forwarding all traffic in both directions.
+
+# Building from source
+This project can only be built as part of the project structure [DbSoftware](https://github.com/0xFEEDC0DE64/DbSoftware)
+
+```Shell
+git clone https://github.com/0xFEEDC0DE64/DbSoftware.git
+cd DbSoftware
+git submodule update --init --recursive DbSerialServer libs/DbNetworkLib
+cd ..
+mkdir build_DbSoftware
+cd build_DbSoftware
+qmake CONFIG+=ccache ../DbSoftware
+make -j$(nproc) sub-DbSerialServer
+make sub-DbSerialServer-install_subtargets
+./bin/serialserver
+```
+