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This product is a breakout board for A4988 DMOS Micro stepping Driver with Translator and Over current Protection
" Are you out of luck
4 ms Guard interval
Internal 8MHz RC with x6 PLL option
Vibration and impact detection
RC522 SPI 13.56MHz RFID Reader/Writer passive buzzer This product is a breakoutRC522 is a highly integrated RFID card reader which works on non contact 13. 56MHz communication. Designed by NXP, as a low power consumption, low cost and compact size read and write chip, it is the best choice in the development of smart meters and portable hand held devices. NFC (Near Field Communications) is a way for two devices very close to each other to communicate. Sort of like a very short range bluetooth that doesn't require authentication.
