Abstract
In this paper, the design and implementation of multifunctional intelligent terminal in bank service based on SST89E58 are introduced. This terminal is an interactive interface composed of touch screen and LCD. It is capable to complete such functions as password input, service selection, account information inquiry, service evaluation, advertising display, etc. Therefore, it can conveniently and effectively help customers understand the whole transaction process, thus increasing the efficiency of bank transactions. In this paper, the principle of the system composition, the main hardware circuits and software design, and the software implementation of DES encryption algorithm have been described. And the design has been endowed with favorable practical value.
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