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Questions tagged [rfid]

RFID stands for "radio-frequency identification" and is used to identify and track objects via wireless communication over short distances.

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14 views

Are There any MFRC522 Compatible Libraries for AndroidThings?

I am building a program that reads and writes to RFID tags. Are there any libraries that let me read and write to RFID tags? I have checked Galarzaa90's RC522 library, but I don't think RFID tags can ...
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0answers
37 views

Raspberry pi 3 b+ doesnt read rfid tags

we are currently working on our class project that contains raspberry pi 3 b+ in which is connected rfid reader that should read tags. The thing is, it does not. We have used different tutorials but ...
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0answers
15 views

Raspberry Pi with DNFC tag

I am new to Raspberry Pi. Recently a couple of colleagues and I decided to create a system that would utilize the Raspberry Pi to send a digital book to a DNFC tag that can be accessed via link. The ...
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0answers
78 views

Velleman's VMA405 RFID module with Raspberry Pi

I bought a the Velleman's VMA405 RFID read and write module, and the guay in the store told me that it's compatible with Raspberry Pi. I've been researching for a while and I couldn't find anything ...
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2answers
90 views

Problem with RFID-RC522 and Raspberry PI Background script

I am working a project to read an RFID tag, and make the buzzer sound. It works correctly in foreground. I call the python script via /etc/rc.local and it is triggered when I execute /etc/rc.local via ...
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1answer
88 views

Login to Raspberry Pi Via Python Script

I am trying to make a system to login to the Raspberry Pi with an RFID tag. I successfully connected the RFID reader RC522 module to the Raspberry Pi and I can retrieve the number of the tag and write ...
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1answer
26 views

How to dynamically determine objects based on some uniqueness?

As the title states I looking for a way to (detect and then) determine a object within some range. The object will be forklift or "train" in the factory. Main goal is to provide some GUI from which it'...
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24 views

How can I use a Raspberry Pi to verify a phone/tablet without contact?

Let's say I have a phone and the Raspberry Pi is 'expecting' it. How can I confirm the phone is a verified device? The easier it is for the phone owner the better. I have come up with a few ...
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28 views

Raspberry Pi Reading Multiple RFID Frequencies

Does anyone have any knowledge of RFID attachments or sensors for the Raspberry Pi which are able to read or write multiple frequencies and protocols? Like a one-size-fits-most approach? I have a few ...
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1answer
173 views

using iso 15693 NFC tags on Raspberry with rc522

Is it possible to read/write ISO 15693 NFC tags using an RC522 chip? So far I do not have much experience with the chip, I downloaded this https://github.com/mxgxw/MFRC522-python library but ...
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15 views

how to read tag number from RS232 RFID reader…i use this code …but,i get only b' ' …i want to display the number of the tag

import serial port =serial.Serial( "/dev/ttyUSB0", baudrate=9600, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, bytesize=serial.EIGHTBITS, writeTimeout ...
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1answer
65 views

error trying to set up RFIDIOT on raspberry

I am new to raspberry and python in general. I followed different guides to set up RFIDIOT (even the documentation and the installation guide on the repository on Github). So far, when I run pcsc_scan ...
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1answer
87 views

Sharing SPI Adafruit PiTFT and RFID RC522

I have a Pi Zero 1.2 connected to an Adafruit 2.8" PiFTF screen and a RFID-RC522 board. I also have a thermal printer connected to TX/RX, but I don't think this plays a part in my question. The TFT ...
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0answers
72 views

Is it possible to “convert” from GPIO to usb?

I have an the RFID-RC522 Reader (link) which is connected to my raspberry pi 3 over GPIO. My idea is to build a case for the reader and make the reader portable. This means that I need the plug&...
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1answer
833 views

Cloning RFID tags with Raspberry Pi 3 and RC522?

I've looked around a lot now and can barely find any information on how to clone RFID tags with the Raspberry Pi, I've seen plenty of content on how to do it using an Arduino but I would really rather ...
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2answers
365 views

Raspberry PI 3 B, cannot find usb RFID reader, rc10c-usb-8h10d

I have Raspberry Pi 3 B board and I was install latest Raspbian image with desktop based on Debian Stretch. Now, when I connect my usb rfid rc10c-usb-8h10d 125kHz to rbPi3 board on usb, and in ...
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1answer
716 views

RFID RC522 Reader & Chromium Web Page

I'm having a bit of difficulty locating a specific example, however I have found people referencing that they have accomplished what I am looking for. At a basic level, I have a webpage being served ...
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1answer
323 views

Use RFID reader AND a 4x4 matrix keypad with breadboard

I am trying to set up a pi to use rfid to scan a card and if the card is correct, the user will enter in a 4 digit code into a 4x4 matrix keypad. Each device works perfectly fine independently however ...
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1answer
993 views

UHF RFID PYTHON CODE? [closed]

Hi recently I purchased UHF RFID from China supplier https://ruifanelec.en.alibaba.com/product/60620230740-218430589/Hot_Sell_Free_SDK_Long_Range_Integrated_TCP_IP_UHF_RFID_Reader.html?spm=a2700....
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1answer
265 views

How do I send data from multiple RFID readers to the Raspberry Pi wirelessly? [closed]

I've done some research and found out about XBees. Can I use this with RFID readers? I am planning to use RC522 RFID reader as its the cheapest option for me at the moment. I am open to any advice or ...
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1answer
1k views

BCM.GPIO and BOARD.GPIO

For a school project I wanted to use a 128x64 OLED i2c OLED screen and a RFID reader. I tested everything separate and it worked, but when I wanted to join everything in my main program it failed, ...
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1answer
500 views

RPi+RDM6300 Serial port not working

I'm trying to use my RDM6300 module with the Raspberry Pi 3 as show on this site: https://behindthesciences.com/electronics/raspberry-pi-rfid-tag-reader/ I disabled the terminal tty by putting in /...
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0answers
61 views

No response from RFID HAT

Model: Raspberry Pi 3 Model B Vi.2 HAT: RaspberryPi-B1 v1.3 I just bought RaspberryPi Hat RFID/NFC board (RaspberryPi-B1 from ib technology). I've spent all day trying to get a response from it, but ...
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106 views

Can I connect these GPIO pins with two devices on RPi 3?

I connect my RPi 3 with Rc522 RFID and a 3.2" touchscreen display. But they both need same GPIO pins: RFID needs(Physical): Pin 1(3.3V) Pin 21 Pin 22 Pin 23 Pin 24 Pin 6 Pin 19 Touchscreen needs ...
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1answer
2k views

connect UHF RFID reader with raspberry pi 3 using rasberian [closed]

i have a UHF RFID i am using raspberian os . i connected the tx rx and gnd to raspberry pi . but i dont know how to read a tag. and there is no sdk available for linux platform . can anyone guide me ...
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1answer
319 views

PI2 Reading data from RFID RC522 Mifare

so i am trying to get the data from a mifare card and i can't get the same reading i get on windows. On windows my card data is a 10 digit code like: 4852658522 Even though i can dump the data on the ...
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2answers
98 views

Why do you prefer raspberry pi? [closed]

I am looking for a computer to be placed inside a turnstile. Someone suggested to me that I can use raspberry pi. Yet, I don't have knowledge in it but it sounds interesting so I'd like to try. There ...
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0answers
374 views

Connecting 6 RFID readers to one Raspberry Pi

I plan on having 6 MFRC522 RFID readers connected to one Raspberry Pi. I had originally got this to work with an Arduino buy having a unique MISO pin for each reader. This worked on the Arduino ...
3
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1answer
5k views

Connecting PN532 NFC module to Raspberry Pi

I want to connect the PN532 NFC module to my Raspberry Pi. The pin layout is as follows: The original product page is here on eBay. The page says: Operating Voltage: 3.3V Power Supply Voltage: 3.3~...
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0answers
880 views

Automatic sending RFID tag ID to MSSQL on a PC through Raspberry Pi using Pymssql

A RFID-RC522 connected to Raspberry Pi and a python script which reads RFID tag and prints out the result of the reading. And the aim of the project is to transfer the ID of the RFID tag to a ...
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1answer
1k views

Arduino sending serial data to Pi

I am using this code, to read a string of alphanumeric digits from an Arduino with a RFID sensor connected.: import serial ser = serial.Serial('/dev/ttyACM0',9600) s = [0] while True: ...
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0answers
1k views

How do you get an RFID reader to work with Raspberry Pi 3 and UWP?

everyone! This question is in relation to my Raspberry Pi 3 and Windows 10 IoT Core project. I intend to use an RFID Reader (short range only), along with an universal windows application, plugged to ...
3
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1answer
3k views

Send RFID Tag ID to MSSQL on a PC through Raspberry Pi?

I have a RFID-RC522 connected to Raspberry Pi and a python script which reads my RFID tag and prints out the result of the reading. I want to transfer the ID of the RFID tag to a Microsoft SQL Server ...
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1answer
100 views

Weird square on terminal

Im getting this weird square that shows up in pi terminal. It only appears on the first byte of data read in from the UART. The byte data is there but there square is overlapped over it. Anyone know ...
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1answer
241 views

Parallax RFID Serial Not reading tags

I am a complete newbie with Raspberry Pi and any type of hardware prototyping. I have been trying to get a Parallax RFID working with my Pi 3. I currently have it wired to the GPIO using BCM and the ...
6
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2answers
2k views

Impossible to scan RFID tags using libnfc, PN532, and RPi3

I recently bought this NFC/RFID reader PN532 module V3 I want to use it with my raspberry pi 3. I have install and configured the library libnfc. The PN532 is connected with I2C. I have well enabled ...
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2answers
3k views

Raspberry Pi 3B RFID RC522 - not reading data

I know this topic has been already discussed in many aspects here and other forums but I haven't found help for my problem (which I guess may be just slightly different than in older topics because ...
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1answer
3k views

Active Long Range RFID system for Raspberry Pi 3

I have bought those cards: UHPPOTE 2.4Ghz RFID Active Card for Long Distance Range Reader Vehicle Parking System. I need to buy certain RFID readers to be able to read data from those cards and work ...
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2answers
2k views

Why does the RDM6300 not read RFID tags anymore?

I've previously used the RDM6300 with the Raspberry Pi 1 and it worked flawlessly. After switching to the Raspberry Pi 3 it won't read RFID tags anymore. I'm certain I've connected everything ...
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0answers
492 views

Raspberry Pi Zero 433mhz transmitter fails but works on raspberry Pi 2

So I am using some 433mhz modules. I had them setup on my raspberry Pi2 and everything worked perfect. They could transmit and receive signals. I switched the entire configuration over to a raspberry ...
2
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1answer
354 views

I Can't Getr my PN532 NFC Module to work with Raspberry PI2

I have a Raspberry PI 2 and a PN532 NFC Module, but I can't read it I keep getting this errors when I run nfc-list: error libnfc.driver.pn532_spi Unable to wait for SPI data. (RX) ...
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3answers
648 views

How to use RC522 RFID on spidev1.x on Raspberry Pi 3

I followed this https://raspberrypi.stackexchange.com/a/56513/57412 trying to use my RC522 on spi 1.0 but I'm stuck. Could someone give me a hand wiring correctly (I hope it is) and how to use the ...
2
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1answer
487 views

'module' object has no attribute 'openSPI' on Raspberry Pi 2

I'm trying to use the rPi SPI (read from RFID-RC522) port using this repo. When I'm trying to run test-nRF.py on a Raspberry Pi, I'm getting the following error: pi@raspberrypi ~/SPI-Py $ python ...
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1answer
3k views

Connect RC522 RFID UART reader/writer to RX/TX

I'm trying to hook up my Elechouse v1.1 RFID UART module to my Raspberry Pi. I haven't been able to find any example code or guides on this, but I'm sure it's possible. Hooking up this module to an ...
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2answers
3k views

how to enable spi1? / pi 3 and two rc522 RFID readers

Is it possible to connect two RC522 readers with one RaspberryPi 3? As far as I know I should just choose different CS pins for them (Add more than 2 SPI slaves). I have following connections: 1st ...
2
votes
1answer
916 views

rfid hf module for pi 3

I would like to create system which recognize products in store. What I want to use is RFID HF technology, because of it's perfect work range (1-2m is perfect for me). Unfornatelly every rfid reader ...
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2answers
746 views

Raspberry PI and RFID within same case?

I need to fit an RFID reader and Raspberry Pi, e.g. Into a case something like this: What are the options and possible gotchas here?
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2answers
2k views

Best hardware+software to read UHF RFID tags?

I would like to sew in, UHF RDIF laundry tags into clothes and be able to read e.g. what do I have in my bag (i.e. multiple of them from up to 50 cm distance). Here is example set of such tags: ...
2
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0answers
235 views

How construct MISO byte order with SPI interface

I have a raspberry Pi 3, model B. I have an RFID-RC522 hooked up to it using SPI. I want to read from it, raspi being master device, RFID being slave(MISO). I am struggling to construct the correct ...
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0answers
588 views

How to connect Multiple RFID Readers to a Single Raspberry Pi [duplicate]

I would like to interface multiple RFID Readers to a single Raspberry Pi. Any option can be chosen either wired or wirelessly.