As the essential equipment of paper money transaction automation,the bill acceptor not only is undertaking the most basic paper money recognition and the receive function,moreover must adapt the management of network to need to increase the corresponding function.

This paper issues the thought to upgrade bill acceptors software online through a Web browser, and illustrates the architecture and implementation of the Bill Acceptor Online Upgrade System Based on B/S.

Bill acceptor has been applied in many kinds of auto-self devices,how we monitor and upgrade bill acceptors(identified-arithmetic and character database of bill mainly)in a effective way, it is a problem which is in dire need of solvement.

Therefore, to design a set of RMB bill identifying system with low-cost, high security and quick & accurate identifying ability will positively impact the developing of SMVSS.

The bill acceptors without Operating System are still the mainstream product in the market.

A memory area was set up which was shared by non-real time programs and this real-time data acquisition system,and it could greatly improve the ability of concurrent processing of this bill acceptor system.

The development of embedded bill acceptor system based on the operation system ofμClinux is recently a significant way.

With the development of the self-service business in China, the bill acceptor system based on SCM (Single Chip Micyoco) as the key part of vending machine is restricted on the functionality and capability.