69 lines
1.2 KiB
Markdown
69 lines
1.2 KiB
Markdown
# MFRC522-python
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Reading and Writing MiFare tags using a Raspberry Pi 3 and the RFID-RC522.
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## Usage
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Run one of these commands and follow the instructions:
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#### Reading a tag
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```
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python read.py
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```
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#### Writing a tag
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```
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python write.py
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```
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#### Resetting a tag
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```
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python wipe.py
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```
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## Installation
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### 1. Enable SPI
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Open the configuration using this command:
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```
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sudo raspi-config
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```
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In the menu select `5 Interfacing options`, then enable `P4 SPI` and reboot.
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### 2. Connection
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Connect the RC522's Pins to the RaspberryPi's GPIO pins.
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RC522 | RaspberryPi
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----- | ----------:
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SDA | 24
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SCK | 23
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MOSI | 19
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MISO | 21
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IRQ | -
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GND | 6
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RST | 22
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3.3V | 1
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Dont connect the IRQ pin.
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For a detailed pinout plan check [this website](https://pinout.xyz/).
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### Install dependencies
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First of all we need to install the `git` and `python-dev` package using this command:
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```
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sudo apt install git python-dev -y
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```
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Now we have to install `SPI-Py` using the folowing commands:
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```
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cd ~
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git clone https://github.com/lthiery/SPI-Py.git
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cd SPI-Py/
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sudo python setup.py install
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```
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### Install MFRC522-python
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Almost done, just a few commands left to install this package:
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```
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cd ~
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git clone https://github.com/tsndr/MFRC522-python.git
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cd MFRC522-python/
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``` |