EM format Stand Alone 125KHZ RFID Card Reader for Door Access Control

Low cost EM format 125KHZ RFID RS232 READER             This reader is supplied in a PCB board containing  RF circuits, an 8-bit microcontroller and data output connections.                             General Features                             . 125KHZ carrier frequency                                                         . Reading of amplitude-modulated transponders                         . Efficient tag management                                                  . Easy to build up a control system                                              Brief Description   . An RFID reader system . Output is RS232 and WG26 . Reading distance is up to 10cm for ISO card   . Include A 10-cm diameter square antenna coil   . An external DC 12V voltage that provides   . 0.2A current power supply is needed   . The card with EM format is needed     The Data Connection of Reader  

Number	Color	Name	Description
1	RED	DC + 12V	DC + 12V POWER
2	BLACK	GND	GND
3	WHITE	D0	WEIGAND 26 DATA0
4	GREEN	D1	WEIGAND 26 DATA1
5	YELLOW	LED	LED Control line, the color of the light from red to green as LED pilled down
6	BLUE	BEEP	Buzzer Control line, the buzzer beep as BEEP pulled down
7	PURPLE	RS232	RS232 data line
8	GREY	No use