Error status codes, Clear tag buffer (2ah), Gen2 tag specific (2dh) – ThingMagic M5e-Compact User Manual

Page 119: Gen2 tag specific, 2dh), Commands as well

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Application Tag Commands

Command Set

119

Error Status Codes

FAULT_MSG_WRONG_NUMBER_OF_DATA – 100h

FAULT_MSG_INVALID_PARAMETER_VALUE - 105h

FAULT_TAG_ID_BUFFER_NOT_ENOUGH_TAGS_AVAILABLE – 600h

FAULT_TAG_ID_BUFFER_NUM_TAG_TOO_LARGE – 603h

Clear Tag Buffer (2Ah)

The Clear Tag Buffer command resets the tag buffer. This clears the buffer of any
current tags and reset the read index to 0. A Read Tag Multiple

command must be

issued to load new tags into the buffer.

If Clear Tag Buffer or Get Tag Buffer is not used after a Read Tag Multiple to remove all
tags, old tags will be left in the buffer. This means that if tags that have not been removed
from the buffer are read again they will not be added to the buffer as second time, only
their Read Count will be incremented.

Error Status Codes

FAULT_MSG_WRONG_NUMBER_OF_DATA – 100h

Gen2 Tag Specific (2Dh)

The Gen2 Tag Specific command is a generic command providing an interface for
operations proprietary to certain Gen2 tag silicon. The supported commands are grouped
by tag silicon type, indicated by the Chip Type field. Each Chip Type may have multiple
unique commands associated with it, indicated by the Sub Command field. Custom
commands for the following Chip Types are supported:

Alien Higgs Silicon (Chip Type=0x01)

Alien Higgs 3 Silicon (Chip Type=0x05)

1A

B8

CRC

FF

00

2A

1D

25

SOH

Length

OpCode

CRC

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