RFID Reader Module
RFID Reader Module (HKBM8012L) + RFID Card (HKBM8012M)
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
Connect the RFID Module to the I2C port of Armourbit with a 4Pin cable.
Robotbit
Connect the RFID Module to the I2C port of Robotbit.
Blue(A)->SCL, Green(B)->SDA
MakeCode Coding Tutorial
Powerbrick Extension: https://github.com/KittenBot/pxt-powerbrick
Loading Extensions
RFID Module Blocks
Writing data onto RFID Card
Reading Data from RFID card
Reading the UUID
Every RFID card has an unique ID.
Identification with UUID
We can use UUID to identify indicviduals.
Makecode Tutorial Video
Extension Version and Updates
There may be updates to extensions periodically, please refer to the following link to update/downgrade your extension.
KittenBlock Coding Tutorial
Load Powerbrick Extension
Select Powerbrick from the hardware column.
RFID Module Blocks
Writing data onto RFID Card
Reading Data from RFID card
Reading the UUID
Identification with UUID
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.