Eas alarm, Application tag commands – ThingMagic M5e-Compact User Manual

Page 135

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Application Tag Commands

Command Set

135

Change EAS

(1 byte: 0x01=Set EAS; 0x02=Reset EAS)

It is invoked with the following command:

The response to the ChangeEAS command is a simple ACK with standard status:

ChangeEAS embedded in a Read Tag Multiple take the following form:

EAS Alarm

The NXP command EAS Alarm causes the tag to return coded information, but only when
the tag has its EAS system bit set. This command requires several fields in addition to the
common fields

Divide Ratio as Per Gen2 (DR)

(1 byte: Current fixed to 0x01, M5e and M5e-C only

support DR=64/3)

Miller Cycles (M)

(1 byte: 0x01, M=2; 0x02, M=4;or 0x03, M=8)

Note:

This value of M must be the same as the value set in

Set Protocol Configuration (9Bh)

.

FF

11

2D

03

E8

02

44

00 03

00

00

00

78

08

34

11

22

33

44

01

??

??

SOH

Length

OpCode

Timeout (ms)

Chip

Type

Option

Sub

Cmd

Select Data Address

Select
Length

Selct
Data

Access Password

EAS

CRC

FF

04

2D

00

00

02

44

00 03

??

??

SOH

Length

OpCode

Status

Chip

Type

Option

Sub

Cmd

CRC

FF

1C

22

04

00

04

03

E8

11

22

33

44

00

00

00

78

08

34

SOH

Length

OpCode

Options

(EPC Mem)

Search

Flags

Timeout

Access Password

Select Data Address

(bits)

Select
Data
Length
(bits)

Select
Data

01

0B

2D

00

00

02

40

00

01

11

22

33

44

01

??

??

Embd
Cmd
Count

Embd
Cmd
Length

Embd
Cmd
OpCode

Embd Cmd

Timeout

(Not Used)

Chip
Type

Option

Sub Cmd

Access Password)

EAS

CRC

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