| 摘要 |
An application program interface includes a function for adding a communication port for one or more PSD's and automatically initializing the one or more PSD's, a function adding an indicia stream to the one or more initialized PSD's to cause the one or more initialized PSD's to generate an indicia string, a function for activating or deactivating the indicia stream, and a function for enabling an automatic funds download to the one or more initialized PSD's.
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