| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a compact card reader, or a card reader with extremely simplified wiring. SOLUTION: Within a main body 51 is provided with a card reader part 51a, a power source part 51b, a control part 51c, and a communicating part 51d, while the main body 51 is provided with a freely attachable and detachable accessory device 52. The accessory device 52 is equipped with at least one of a printing function, communicating function, and displaying function, and the transfer of a signal is operated by using communicating parts 51d and 52a.</p> |
