IC (Integrated Circuit) card transaction method and IC card
A transaction method and transaction technology, which is applied in the field of integrated circuits, can solve problems such as troubles for cardholders and loss of card value, and achieve the effect of guaranteeing interests and preventing theft
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Problems solved by technology
 In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following describes the embodiments of the present invention in detail with reference to the accompanying drawings. Here, the exemplary embodiments of the present invention and the description thereof are used to explain the present invention, but not as a limitation to the present invention.
 The embodiment of the present invention provides an IC card transaction method, such as figure 1 As shown, the method includes:
 Step 101, the IC card judges whether the payment switch is turned on before the transaction is performed; preferably, if the payment switch is already turned on in the above-mentioned embodiment provided by the present invention, it directly enters step 103 to directly perform the transaction operation without After step 102, the payment switch is turned on; if the payment switch is not turned on, enter step 102, accept the opening comman...
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