User's Manual

HF Mifare Easy Module V1.0
ACG Identification Technologies GmbH 19
6.1.1 Pin out
PIN PIN Nr Description
ARX 1 Antenna RX
ATX1 2 Antenna TX1
VDD 3 +5 V DC (4.5VDC to 5.5VDC)
GND 4 Ground
ATX2 5 Antenna TX2
TGND 6 Antenna Ground
RFU 7 Reserved for future use
RFU 8 Reserved for future use
RFU 9 Reserved for future use
RFU 10 Reserved for future use
RX 11 RX from PC
TX 12 TX to PC
DIR 13 Direction of RS 485
USER 14 User Port
RES 15 Hardware reset if logic low
EN 16 Enable reader, open or logic high
LEDr 17 LED red
LEDg 18 LED green (reading LED)
GND 19 Ground
VDD 20 +5 V DC (4.5VDC to 5.5VDC)
Figure 6-1: Pin out