Ecosyste.ms: Awesome

An open API service indexing awesome lists of open source software.

Awesome Lists | Featured Topics | Projects

https://github.com/rafaelurben/circuitpy-nfc

RC522 RFID Module with CircuitPython on a Seeed XIAO RP2040
https://github.com/rafaelurben/circuitpy-nfc

circuitpython experiment nfc python seeedstudio

Last synced: about 2 months ago
JSON representation

RC522 RFID Module with CircuitPython on a Seeed XIAO RP2040

Host: GitHub
URL: https://github.com/rafaelurben/circuitpy-nfc
Owner: rafaelurben
Created: 2022-10-25T16:29:23.000Z (about 2 years ago)
Default Branch: main
Last Pushed: 2023-04-13T09:25:49.000Z (over 1 year ago)
Last Synced: 2024-05-02T03:38:33.484Z (8 months ago)
Topics: circuitpython, experiment, nfc, python, seeedstudio
Language: Python
Homepage:
Size: 4.46 MB
Stars: 1
Watchers: 3
Forks: 1
Open Issues: 0
Metadata Files:
- Readme: README.md

Awesome Lists containing this project

README

        # CircuitPython NFC

Using a **RC522 RFID Module** with **CircuitPython** on a **Seeed XIAO RP2040**.

Tested with and build for **Mifare Classic 1k** cards.

With code from .

## Pin diagram

![Pin diagram](documentation/pin_diagram.png)

## NFC research

### Documents

NOTE: I do not own any of the following documents. They have been included in this repository for reference only and are available on the internet.

- [Mifare Classic datasheet](documentation/AN1305.pdf)

- [Mifare Classic 1k datasheet](documentation/MF1S50YYX_V1.pdf)

- [NDEF summary](documentation/NDEF.pdf)

### NFC Default Access Keys

| Description      | Key A             | Key B             |

| ---------------- | ----------------- | ----------------- |

| Default          | FF FF FF FF FF FF | FF FF FF FF FF FF |

| NDEF sector 1    | A0 A1 A2 A3 A4 A5 | FF FF FF FF FF FF |

| NDEF sector 2-15 | D3 F7 D3 F7 D3 F7 | FF FF FF FF FF FF |