It the high integrated RFID card reader which works on non-contact 13.56mhz communication, is designed by NXP as a 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.
The EM-18 RFID Reader module operating at 125kHz is an inexpensive solution for your RFID based application. The Reader module comes with an on-chip antenna and can be powered up with a 5V power supply. Power-up the module and connect the transmit pin of the module to receive pin of your microcontroller. Show your card within the reading distance and the...
Light Source: Visible Red light 632nm LED/Sensor: Linear CCD Sensor/Reading Indicator: Beeper Output Voltage: -9V~+9V/Stand-by Current: 50mA/Working Current: 150mAInterface: RS232 Working Frequency: 8MHz/Working Temperature: 0°C ~ 50°C (32 oF to 122 oF）/Storage Temperature: -20°C to 70°C (-4 oF to 158 oF)
HT12D is a decoder integrated circuit that belongs to 212 series of decoders. This series of decoders are mainly used for remote control system applications, like burglar alarm, car door controller, security system etc. It is mainly provided to interface RF and infrared circuits. They are paired with 212 series of encoders.
Frequency Range: 433 MHZ ASK /OOK modulation mode Super anti-power interference Low-power sleep less than 1uA Low self-radiation Small size Frequency stability and reliability Various international testing standards