receive data via IPC msg queue

README.md

@@ -1,29 +1,37 @@
 # reHDDPrinter #
 
-Generate label and print them via brother_ql to 
+- Generate label and print them via brother QL-570.
+- Receive data from [reHDD](https://git.mosad.xyz/localhorst/reHDD) via IPC message queue.
 
-## Printer usage ##
+# Install #
+
+`pip install qrcode sysv-ipc pycstruct`
+
+```
+cd /root/
+git clone https://git.mosad.xyz/localhorst/reHDDPrinter.git
+cd reHDDPrinter
+chmod +x reHDDPrinter.py
+cp reHDDPrinter.service /lib/systemd/system/reHDDPrinter.service
+systemctl daemon-reload
+systemctl enable /lib/systemd/system/reHDDPrinter.service
+```
+
+## Test printer manually ##
 
 ```
   export BROTHER_QL_PRINTER=file:///dev/usb/lp0
   export BROTHER_QL_MODEL=QL-570
 ```
 
-
-
 `brother_ql print -l 62 Untitled.png`
 
 ## Printer/Paper Info ##
+- Brother QL-570
+- Paper With: 62mm or 696px
 
-Brother QL-570
-
-Paper With: 62mm or 696px
-
-
-## Install ## 
 
 see https://github.com/pklaus/brother_ql
 
-pip install qrcode