Direct Print to Dot Matrix Printer

To run the demo, you need to install the Proxy Printer Server on your local computer attached to the printer. Go to the installation section below to install the proxy.
You can access the Sales, Purchase, Invoice, and Picking menu and open a document to print
Find the Dotmatrix Tab on each document, click the Refresh Printer Data to load the dotmatrix data
Click the Dot Matrix printer button on the header of each document to send the data to dot matrix printer

Introduction

this is modul is used to print PO, SO, Picking, Invoice directly to dot matrix printer
no special hardware needed
using python flask based printer proxy script
adds printer_data field on account.move, sale.order, purchase.order, stock.picking
uses printer template data from email.template named “Dot Matrix *”
you can easily modify the template to adjust your printed documents

Proxy Installation on Linux/Mac/Raspberry Pi

copy the proxy python script from the folder vit_dotmatrix/static/py-printer-linux.zip to you local computer
for demo purpose, you can download it from here
unzip into any folder on your local client computer where the printer is connected
install the required Python modules: flask and flask-cors, you can use pip install -r requirements.txt command
follow the INSTALL.TXT instruction on how to install and run the script
you can then print Invoice, SO, PO directly to local dotmatrix printer

Proxy Installation on Windows with Python

copy the proxy python script from the folder vit_dotmatrix/static/py-printer-win.zip to you local computer
for demo purpose, you can download it from here
unzip into any folder on your local computer where the printer is connected
install python on your windows computer by downloading the executable from http://python.org
install the required Python modules: flask and flask-cors, you can use pip install -r requirements.txt command
install py32win from https://github.com/mhammond/pywin32/releases
you can then print Invoice, SO, PO directly to local dotmatrix printer

Determining which printer to use

Edit the file /py-printer-win/printer.py. At line 1: change PRINTER_NAME value to the exact printer name detected on your local computer. You can find this name from Windows Printer Device Manager control panel.

For Linux/Mac/Raspi it uses the default printer as assinged by the LPR printer system.