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Continue reading Wireless sensor environment parameters – part 2
Tag: Bluetooth
Wireless sensor environment parameters
This sensor measure environment parameters: pressure, temperature and humidity.
You can use it indoor or outdoor. In this design you can use this sensor in many implementations.
STM32 RFID card reader
RFID reader is device to read card and lock/unlock some kind of functions. General driver RFID is RC522 module. Microcontroler send information to alphanumerical display HD44780 and Bluetooth terminal HC-05.