A webserver that connects to a acr122u and exposes it over websocket
Project description
ACR122U Websocket
This project enables you to connect an usb ACR122U NFC card scanner to a computer and access it using Socket.IO.
Features
- Read UUID from nfc cards and send them over Socket.IO.
- Websocket messages to start and stop the polling for cards.
- Websocket messages to give a confirmation or error beep and light signal.
- Automatically reconnect to the reader when interrupted.
Installation
You can install this package from PyPI.
pip install acr122u-websocket
Usage
- Connect the ACR122U reader to the computer
- Run the app
python -m acr122u_websocket.app
API
You can connect to the webserver using Socket.IO. These are the available events:
polling
polling
Start or stop the polling.
Request
start
to start the polling.stop
to stop the polling.
Reply
no card reader connected
if no card reader is connected.polling started
if the polling has (already) started.polling stopped
if the polling has (already) stopped.invalid message
if the message is neitherstart
norstop
.
status indicator
status indicator
Set the status indicator.
Request
confim
to play the confirming status.error
to play the error status.
Reply
no card reader connected
if no card reader is connectedconfirm status set
if the confirm beep and light have been showerror status set
if the error beep and light have been showinvalid message
if the message is neitherconfirm
norerror
card scanned
card scanned
Broadcasts when a card has been scanned
Broadcast
{"uuid": [..]}
- An object containing the uuid in the form of a list of integers.
Example
See an example webpage at test.html.
This page is also served on http://localhost:8080/test
.
Project details
Download files
Download the file for your platform. If you're not sure which to choose, learn more about installing packages.
Source Distribution
acr122u-websocket-1.1.4.tar.gz
(19.4 kB
view hashes)
Built Distribution
Close
Hashes for acr122u_websocket-1.1.4-py3-none-any.whl
Algorithm | Hash digest | |
---|---|---|
SHA256 | ba1ed1d05315f52b984d11384fe11fe28a23c5720eefc59bbf5e6fcf5fb946fe |
|
MD5 | 778ab469b7122a88335c06ca1c1102bd |
|
BLAKE2b-256 | f0663c4bd4f00ebc2432f32a88d54634201fdeb1b115b47c7aa6d750efa94eee |