Hello.
I am a java expert with 5 years of working experience. I've reviewed your description in detail. I've completed several projects which were similar to your project. Based on my experience, I can promise to complete your project within the timeframe with professional quality.
I want to send me detailed information.
I will be looking forwards your response.
Best Regards.
Jacob.
I've already developed a few similar applets driving devices (printers included) connected to serial or parallel port. I'm surely able complete your project.