All Questions
14
questions
0
votes
1
answer
857
views
Read serial data from multiple arduino
Please help me find problem in this code:
import serial
ser=serial.Serial("/dev/ttyACM0",9600)
ser.baudrate=9600
ser1=serial.Serial("/dev/ttyUSB0",9600)
ser1.baudrate=9600
ser2=...
- 51
0
votes
0
answers
863
views
Basic Python interface to use with UHF RFID reader?
I have a Chinese UHF RFID reader that I'm using with a RasPi for a warehouse tracking project and it came with only a Windows SDK. The dense protocol document they provided in very rough English is ...
- 1
0
votes
0
answers
225
views
How to configure the RaspberryPi-B1 RFID reader by Eccel?
I am trying to configure the B1 RFID hat on my raspberry pi since it is a cleaner solution than using a USB RFID reader. However I have ran into some issues.
Firstly, the documentation supplied by ...
- 151
3
votes
3
answers
15k
views
How to read Wiegand serial data? (Rx/Tx)
Ok, I am losing my mind...
Why is this so damn difficult?
Current situation:
- 12V Access control device that is connected like this i.e. Wiegand D0 to Tx and D1 to Rx, with voltage dividers.
- ...
- 133
0
votes
0
answers
1k
views
How can I receive data from UHF RFID reader's USB port to my raspberrypi controller
I am new to raspberry pi, currently we want to develop gate control with open/close boom-barrier so we are using an UHF RFID reader and a raspberry pi. I bought a RFID reader that has a USB connector ...
0
votes
1
answer
1k
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 /...
- 1
0
votes
1
answer
2k
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:
...
- 3
1
vote
0
answers
2k
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 ...
- 21
0
votes
1
answer
6k
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 ...
- 372
1
vote
0
answers
3k
views
Connect RFID/NFC reader/writer using UART or SPI?
I have an Raspberry Pi model B, and I want to hook up this RFID/NFC reader I got. This is the one I have.
It has TX, RX, VCC, and GND. When I try to hook up TXD -> RXD and RXD -> TXD (or TXD -> TXD ...
- 372
0
votes
0
answers
3k
views
UHF RFID Reader with Raspberry Pi
I have a RFID Reader like the one posted on this link:
http://www.ebay.com/itm/EPC-Gen2-UHF-Integrative-5-7-Meters-Long-Range-RFID-Reader-with-free-SDK-/171473207602
It has RS232, RS485 and Weigand ...
0
votes
2
answers
5k
views
read a RFID card MiFare 1k classic through a PN532 uart reader with serial.read()
I'm trying to read my rfid card MiFare 1k classic with a PN532 breakout board through UART with a simple python script. I installed libnfc, the nfc-poll example program reads my card perfectly fine. I ...
- 133
3
votes
1
answer
11k
views
Connecting RFID reader over USB
I just purchased the RFIDRW-E-USB RFID reader from Priority 1 Design (see this page, datasheet available in PDF form.)
I have tried to make it work on my computer (Ubuntu), before plugging it to my ...
- 131
5
votes
2
answers
13k
views
Connecting to an RC522 RFID reader
I'm trying to connect an RC522 RFID reader to the a Raspi via its SPI port. Up till now, I have tried several different pieces of code that are supposedly working, however, I have had no success with ...
- 151