Arduino modules

TM1637 4 digit 7-segment display Arduino module

TM1637 4-digit 7-segment LED display Arduino tutorial

RFID-module RC522: description, connection, diagram, characteristics

Detailed review of rc522 rfid module for Arduino: characteristics, wiring diagrams. An example of using the rc522 rfid module based...

AD8232 heart rate monitor arduino

Connection diagram, description and application of AD8232 Arduino sensor.

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