| 摘要 |
The electronic pocket calculator has a built in reader that receives a memory card (6) that contains fixed data, competition and traffic connections, that is used by a specific application. Variable data, competition results and current traffic conditions, is entered on memory card using a standard numerical keyboard (4) that is used with a function key (5). A second version uses a built in interface that allows a cable connection to separate computer to supply fixed data. |
