Description
Description:
1. Is a RFID reader module.
2. It integrates high performance RF circuits and antennas.
3. Built in buzzer and LED indicator.
4. It can support read ID and IC cardmeters:
Item Name: 7941D RFID Wireless Read Module
Work voltage: DC 5V
Work current: 40mA
Read frequency: 125KHz and 13.56MHz
Communication Interface: Wiegand(5ins)
Read distance: about 8cm(For EM4100 Card)
Read distance: about 5cm(For S50 S70,Desfire,FM1208 Card)
Work Temperature: -20℃~85℃
Work Humidity: 0%~95%RH
Size: 46*16*6.5mmInterface Description:
1>. VCC:Input for positive of work voltage.
2>. GND:Input for negative of work voltage.
3>. D0:Data output terminal to DATA0.
4>. D1:Data output terminal to DATA1.
5>. FOR:Format selectionult W26 is W34 format if connect to GNDication:
1>. Attendance
2>. Access control
3>. Industrial controlNote:
1>. It just need three wires.
2>. Module just can send data.
3>. User need write code according to UART Protocol Introduction as shown.
4>. Please stay away from interference sourcesage:
1pcs 7941D RFID Wireless Read Module
1pcs 5Pin 1.27mm 150mm Cable