2001 Sep 24

3

Philips Semiconductors

Product specification

HITAG proximity evaluation kit

HTEV400

BLOCK DIAGRAM

handbook, full pagewidth

MGW421

PC

READ AND WRITE

DEVICE

INTERNAL

ANTENNA

OPTIONAL

EXTERNAL

ANTENNA

CD-ROM

HITAG 2

transponders

HITAG 1

transponders

DC power

supply

cable

RS232

interface

cable

EXTERNAL

POWER

SUPPLY

Fig.1 Block diagram.

FUNCTIONAL DESCRIPTION

Hardware start-up

Metallic environment and electromagnetic interferences

(e.g. monitors and keyboards) have a negative effect on

the range.

SUPPLY UNIT

The following connections have to be made on the read

and write device:

• Connect the supplied interface cable to the serial

interface (port COM 1 or port COM 2) on your PC

• Connect the external power supply unit.

An own built antenna may be connected to the external

antenna connector. For the design of a proximity antenna,

please refer to the documents:

• “HTCM400 HITAG core module”

• “HTRM440 HITAG proximity reader module”.

handbook, halfpage

MGW422

Proximity

Evaluation Kit

TAG detected

Power

RS232

interface

external

antenna

power

supply

Antenna

Fig.2 Proximity evaluation kit.