POS terminal software development?

Question

Payment systems

I do HTML/PHP/JS programming. I would like to try to develop software for a POS terminal. I would like to ask in what programming languages ​​the implementation takes place. And how. I want to try on newpos 8110. I can't find anything on the Internet. Thank you. I would also like to know how the POS terminal works.

Answer 1

bankomatchik.ru/forums/72/6726
I found something :)
It's about the firmware. Then most likely some of the SI dialects
www.newpostech.com/en/ProductIndex.aspx
You unearthed something ancient. Now POS China with android 6 is pushing.