Grove - 125KHz RFID Reader _ARD_SHIELD_ETHWIFIBT It now has six ultrasonic

It now has six ultrasonic sensors that give it six directions of surveillance

If you would like to stack multiple HATs onto one Pi

Espruino JavaScript interpreter pre-installed

Need to detach or debug your HAT

It keeps track of the time while the Raspberry Pi is switched off and allows the Raspberry Pi to retrieve the current date and time from the RTC Pi Plus when it is switched back on

Grove - 125KHz RFID Reader _ARD_SHIELD_ETHWIFIBT It now has six ultrasonicThe Grove 125KHz RFID Reader is a module used to read uem4100 RFID card information with two output formats: Uart and Wiegand. It has a sensitivity with maximum 7cm sensing distance. Features Selectable output format: Uart or Wiegand. 4Pins Electronic Brick Interface High Sensitivity Product number: Seeed 113020002 Resources Wiki Page Preface Getting Started Introduction to Grove