Fingerprint reader (fpr), Testing the fpr – Elo TouchSystems 15D1 User Manual

Page 26

Advertising
background image

15D1

T

OUCHCOMPUTER

U

SER

G

UIDE

21

Fingerprint Reader (FPR)

The fingerprint reader is powered by the USB bus. The reader optically scans the

fingerprint when the user touches the glowing window. Optical technology gives

the highest quality fingerprint scans and reliability.

Fingerprint reader specifications are shown in the table below.

Feature

Specification

Fingerprint reader

DigitalPersona U.are.U 4000B

Power supply

5.0VDC +/- 0.25V

Current draw – scanning mode

190 mA (typical)

Current draw – idle mode

140 mA (typical)

Current draw – suspend mode

1.5 mA (typical)

Image resolution

512 dpi

Image color

8-bit gray level

Scan capture size

14.6mm (nominal width) x 18.1mm (nominal length)

Image capture speed

100 ms

USB type

1.0, 1.1, or 2.0

Operating temperature

0 to 40°C

Electrostatic discharge (ESD)

Up to 15kV mounted in case

Part number

E373639

Testing the FPR

1. Double-click the Fingerprint Reader Test icon to start the test application.

2. Place your finger on the fingerprint reader sensor and verify that the image of

your fingerprint is displayed on the application window.

Advertising