Docs.

coupler/README.md

-# Usage of OPC UA server with Beremiz
+# rPLC coupler server which controls MOD-IO's relays' state over OPC-UA protocol.
 
-## Prerequisites
+[Link](rPLC coupler server which controls MOD-IO's relays' state over OPC-UA protocol.)
 
-### Installing Beremiz
+## Build and run
 
-Request a Beremiz IDE instance via SlapOS
+### Compile and install open62541 library (required)
 
-    release="https://lab.nexedi.com/nexedi/slapos/raw/beremiz/software/beremiz-ide/software.cfg"
-    supply(release, "COMP-XXXX")
-    partition_parameter_kw = {}
-    filter_kw = {"computer_guid": "COMP-XXXX"}
-    request(
-        software_release = release,
-        partition_reference = 'OSIE.k2-osie.Beremiz.IDE-1',
-        partition_parameter_kw = partition_parameter_kw,
-        filter_kw = filter_kw)
-
-### Compile and install open62541
-
-    ivan@k2-osie:~/open62541/build$ cmake -DBUILD_SHARED_LIBS=ON \
+ivan@k2-osie:~/open62541/build$ cmake -DBUILD_SHARED_LIBS=ON \
                                           -DCMAKE_BUILD_TYPE=RelWithDebInfo \
                                           -DUA_ENABLE_PUBSUB=ON \
                                           -DUA_ENABLE_PUBSUB_MONITORING=ON \
                                           -DUA_ENABLE_PUBSUB_ETH_UADP=ON \
                                           -DUA_NAMESPACE_ZERO=REDUCED \
                                           -DUA_ENABLE_ENCRYPTION=MBEDTLS \
-                                          -DUA_ENABLE_ENCRYPTION_MBEDTLS=ON \
-                                          ..
-    ivan@k2-osie:~/open62541/build$ make
+                                          -DUA_ENABLE_ENCRYPTION_MBEDTLS=ON ..
+
+ivan@k2-osie:~/open62541/build$ make
+
+ivan@k2-osie:~/open62541/build$ sudo make install
+
+ivan@k2-osie:~/open62541/build$ sudo ldconfig
 
-    # install system wide in /usr/local/lib
-    ivan@k2-osie:~/open62541/build$ sudo make install
 
-    # update system wide libraries
-    ivan@k2-osie:~/open62541/build$ sudo ldconfig
+### Build 
 
+ivan@k2-osie:~/open62541/build$ gcc -I /usr/local/include/ -std=c99 ~/osie/coupler/server.c -o server -l:libopen62541.so -L/usr/local/lib -lmbedcrypto  -lmbedx509
 
-### Building your OPC UA server (Cross compilation to ARM architecture from Ubuntu)
+### Run
 
-    # compile coupler application with a shared library and UA_ENABLE_AMALGAMATION=OFF
-    ivan@k2-osie:~/open62541/build$ gcc -I /usr/local/include/ -std=c99 ~/osie/coupler/server.c -o server -l:libopen62541.so -L/usr/local/lib -lmbedcrypto  -lmbedx509
+$ ./server
 
-### If one wants to run coupler on a x86 platform then one needs to run server in virtual environment
+### Run in virtual environment (on any x86_64 platform for testing purposes)
 
 $ ./server -m 1