RFID Reader/Writer RC522 SPI S50 with RFID Card and Tag

RFID Reader/Writer RC522 SPI S50 with RFID Card and TagThis is RFID Reader Writer RC522 SPI S50 CARD AND KEYCHAIN which works on non contact 13. 56mhz communication, is designed by NXP as low power consumption, low cost and compact size read and write chip, is the best choice in the development of smart meters and portable hand held devices. \nIt uses the advanced modulation system, fully integrated at 13. 56MHz with all kinds of positive non contact communication protocols. Support 14443A compatible

Output low level and the signal light when there is sound

All signal pins on the remote unit are 3V-6V tolerant

Low-level suction close

A breadboard is used to make up temporary circuits for testing or to try out an idea

\n\nWide supply voltage range: 4

LM393 comparator with threshold preset

60mm Medium Axle(5)

it outputs high and switches to the quick response state

as remote-controlled flying vehicles

Servo Shaft 2

Easy communication with any microcontroller

\nNeodymium Magnets(4)