RFID Reader Module

This is an RFID module that can read or write RFID cards.

The included RDID card has 1K memory, it has 16 sections with 3 blocks each.

Details

Specifications

• Voltage: 3V-5V

• Dimensions: 56mm X 56mm X 16mm

• Connector: 4Pin PH2.0

• Sensing Distance: Approximately 3cm

Precautions

• Do not use the module in an environment with strong magnetic fields.

• Any metal between the reader and the card will cause it to fail to write or read.

• It may take sometime when writing a large amount of data into the RFID Card, please wait until the light goes off.

• Cards like Octopus Cards or ID Cards have encrypted data, the reader can only read the UUID of these cards.

Connecting the module

Armourbit

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Connect the RFID Module to the I2C port of Armourbit with a 4Pin cable.

Robotbit

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Connect the RFID Module to the I2C port of Robotbit.

Blue(A)->SCL, Green(B)->SDA

MakeCode Coding Tutorial

Load Powerbrick Extension:

Search "Powerbrick" in the search bar.

Or search the following link.

https://github.com/KittenBot/pxt-powerbrick

RFID Module Blocks

Writing data onto RFID Card

Sample Program

Reading Data from RFID card

Sample Program

Reading the UUID

Every RFID card has an unique ID.

Sample Program

Identification with UUID

We can use UUID to identify indicviduals.

Sample Program

Makecode Vidoe

Demo Video

Extension Version and Updates

There may be updates to extensions periodically, please refer to the following link to update/downgrade your extension.

MakeCode Extension Update

KittenBlock Coding Tutorial

../../_images/kbbanner.png

Load Powerbrick Extension

Select Powerbrick from the hardware column.

../../_images/addextension1.png

RFID Module Blocks

../../_images/kbrfidblocks1.png

Writing data onto RFID Card

../../_images/rfidwrite3.png

Sample Code Download

Reading Data from RFID card

../../_images/rfidread3.png

Sample Code Download

Reading the UUID

../../_images/uidread3.png

Sample Code Download

Identification with UUID

../../_images/uididentify3.png

Sample Code Download

FAQ

1：Why is there no reaction when I click the blocks?

Make sure you have connected the Micro:bit correctly and flash the firmware again.