Questions tagged [nfc]

For questions about devices that use near-field communication for data transfer.

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4
votes
0answers
64 views

NFC wand (or shield, or other) for Raspberry Pi

I am developing a system to register visitors. The visitors wear a wristband containing an NFC tag. In order to read the tag, I am currently using a cheap Samsung Android phone, with built in NFC ...
3
votes
0answers
177 views

Inexpensive NFC reader for (Windows & Linux) login

I see cheap NFC rings on eBay and elsewhere. I was wondering if there is a very cheap NFC reader which I could use to detect such a ring and use it as an HID keyboard (probably over USB) to input my ...
2
votes
2answers
210 views

Budget phone with NFC

I'm looking to buy a smartphone in the U.S. that has NFC and clean Android (i.e., no bloatware). I'm also looking for a phone that is reasonably priced and that has a decent processor. I know these ...
2
votes
1answer
69 views

Are there NFC transmitters/readers that plug into the 3.5mm audio port on my phone?

I have a Moto E5 Play, which does not have built-in NFC capabilities. I'd like to be able to use Google Pay and other apps that require NFC. Are there NFC transmitters/readers that plug into the 3.5mm ...
1
vote
0answers
18 views

Wired NFC tag that is dynamic and programmable

I'd like to send files from a computer (via my software) to an NFC tag (that can be read by an iPhone, similar to Apple Pay), but also be able to overwrite that same tag with another file on demand. ...
1
vote
0answers
10 views

Dual-interface JavaCard on wafer with ECDSA (and I2C)

I'm looking for a JavaCard model that supports dual-interface (ISO 7816+14443), with ECDSA acceleration and optionally I2C interface. Available in wafer for custom NFC antenna and flip-chipping. Do ...
0
votes
0answers
27 views

What current Android tablets have an NFC reader in front?

I'm looking for an Android tablet with an NFC reader. Usually these readers are placed at the backside of the tablet. However, I want to wall-mount the tablet. So having the antenna in the back is not ...
0
votes
0answers
19 views

Thin Clients that support hardware authentication tokens (Smart Card, NFC etc)

we are looking to overhaul the hardware in use in our warehouse environment. I would like to go for thin clients, with a browser only interface (the only app these clients will be accessing is a web ...
0
votes
0answers
17 views

hands-free Android NFC reader

I am looking for an Android device with NFC reader capabilities, which must be rugged (professional outdoor use) and possibly leaving the operator with free hands. My first choice would be a ...
0
votes
0answers
73 views

Homemade NFC scanning antenna?

I have been reading about NFC and was wondering If it was possible to make a NFC scanner antenna to read NFC signals from a further distance. I do understand that the N in NFC stands for Near that's ...
0
votes
0answers
37 views

Apple security fob

I work with a software development team inside local government. Our team have developed an app for Apple IPhone 6 SE with Cordova that requires carers to "check-in" to client visits. Clients ...