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Datasheet (ATtiny85)
1x Circle Micro Horn
Digital output data is formatted as 16-bit twos complement and is accessible through either a SPI (3- or 4-wire) or I2C digital interface
friendly for travel and outdoors use
SparkFun RFID Reader ID-20LA (125 kHz) ID 7-Segment Datasheet (ATtiny85)RFID (radio frequency identification) is the wireless non contact use of radio frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID 20LA, a very simple to use RFID reader module from ID Innovations. With a built in antenna, the only holdup is the 2mm pin spacing. Power the module, hold up a 125kHz card, and get a serial string output containing the unique ID of the card. Note: The new
US$ 179.00
US$ 114.50
US$ 104.50
