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Questions tagged [cardreader]

70 questions
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When NFC reads the card, it opens the application by itself, how can I solve this problem?

When NFC reads the card, it opens the application by itself but I want to read NFC only when I open this application
mervegenc
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Display automatically values in textbox

I use one method that returns a value in a textbox to the click button. Is it possible to automatically call this method somehow? And whenever it returns a value to display the same in a textbox without using the button. private void…
Mara
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SPI Micro SD Card - error opening textfile - why isn't it working?

First of all sorry for my bad english and my programming skills... im still a beginner. I have a problem implementing the example code into my project. The example code for Datalogging on my SD-Card works. So there are no wiring faults..…
Budden
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IDTech Unimag Swiper Android SDK Error

I have to read the card on Swipe using UniMag Pro device . i downloaded the UniMag_SDK_v5.0.jar . and doing the same as in below link : https://stackoverflow.com/a/13654279/4466607 i have also tried…
Dhiru
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Wiegand Protocol Implementation on Atmega328

I'm trying to write a library for Hikvision card reader with keypad. Here is some information about that reader. Also I took as an example Arduino library. This library works well for reading Data and uses same external interrupt pins:…
Irakli Chavchavadze
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How I decode encoded string in iOS?

I am using iMagRead card reader library for iOS. When I swipe the card then I got this type of data How do I convert this data into real data? I have tried this already but fail. NSData *decodedData = [[NSData alloc]…
Muzahid
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different between card reader to usb using c#

I build a scanner that takes all drive's with DriveInfo . how i Discerning between drive from card reader and drive from usb ?? thanks.... is the same member - Removable!! i try this , but must to be a diffrent from card reader to usb…
noam
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How to display a single value in android Threads

In android , i create a application based on RFID Card Reader on mobile. While i tapping Card on RFID Reader it generates same value at many times until the card untapped from the reader. I want to show only one value per tapping card on RFID…
Harrish Android
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card flight phonegap plugin android

I'm using Card Flight Phone gap plugin in my application and on loading the page where i've initialized the plugin the application terminates abruplty with a message "Unfortunalely, stopped working ". The error log captured in eclipse is as…
Sumayya N
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number value to byte[6] array card reader

What's the best way to convert a number to a byte[6] in C#? I'm using MagTek Card reader and trying to display desired amount on device screen, it should be 6-byte array. The amount needs to be used and authorized, EMV Tag 9F02, format…
Nikola Zivkovic
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Select root folder in SANKYO ICT3K5-3R6940 card reader

I have a project with this type of card reader. There is a testing tool (RS8Test.exe). I can connect to card reader, retrieve card, reject and manipulate with leds. Bu cannot read any data. Smart card is chip based. I found that there are some…
0bj3ct
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Accessing javax.smartcardio from windows?

import java.util.*; import javax.smartcardio.*; public class Terminals{ public static void main (String [] args) throws Exception{ TerminalFactory factory = TerminalFactory.getDefault (); System.out.println ("Default factory:…
sonus21
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Any way to pass in Masked Credit Card in Intent?

I am making a mobile POS and since the PayPal here credit card reader has no SDK for developers I am using a MagTek uDynamo credit card reader which has an SDK to get the users Masked Credit Card Number which looks like 4444********1111. I am using…
qazimusab
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ACR122U emulate JIS 9319-4 tag instead of ISO 14443-4 tag when keep phone on the reader

I have a strange problem. When i emulate a tag with the ACR122U it normally emulate a ISO 14443-4 (NfcA) tag. This always works in the following sequence: Start emulating with tgInitAsTarget Phone on the reader Transaction succesfull Phone off the…
S.Pols
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How to catch touch event of Feitian nfc card reader in Android?

I'm having problem when use Feitian NFC card reader model R520 with Android. The sdk of card reader is com.ft.mobile.reader.Card only supports events OnInsertHeadSet(), OnPullHeadSet(). I can't find an event when touch nfc tag to the reader. Does…
Jimy25
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