Weigand to USB module converter.:ProxUSB:.

Technical Characteristics

Board dimensions . . . . . . . . . . side 67 x 67 mm / height 15 mm
AC Input . . . . . . . . . . . . . . . . . 5V CC ( Powered by USB port)
Power Consumption . . . . .. . . . 20 ma without reader (*)
PC port connection . . . . . . . . . USB v1.0
RFID reader connection. . . . . . .weigand
Protocol . . . . . . . . . . . . . . . . . 26 bits Standard
Calendar Clock . . . . . . . . . . . . RTC precision +/- 3 minutes per month
Non-volatile memory (ROM) . . . EEPROM serial 4 Kbytes
Buzzer . . . . . . . . . . . . . . . . . . High performance piezoelectric
LED indicators . . . . . . . . . . . . .White: on-speed operation - Blue: reader card

Detail of connections

The ProxUSB module has a terminal board wich is used to connect the card reader and a polarized connector for the connection of the cable USB wich goes to the computer.
Next one details the signals available in each connector:

+	Tension of 5 volts. (Red)
V	D+ signal of interface USB. (Green)
B	Signal D of interface USB. (White)
-	Signal of ground. (Black)

+	USB-powered 5 volts AC input for proximity card reader. Please check that your usb port meets the power supply requirements for the card to work properly. The proximity card reader power consumption should never be higher than 80 mA in any case.
-	ground signal for proximity card reader.
D1	Data0 signal for proximity card reader.
D0	Data1 signal for proximity card reader.
cp	Restricted.

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