139037 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.8 — 11 November 2013
139038 24 of 48
NXP Semiconductors
SL3ICS1002/1202
UCODE G2XM and G2XL
14.2 Sessions, selected and inventoried flags
Session, Selected and Inventory Flags are according the EPCglobal standard. For a
description refer to Section 17
, Ref. 1, section 6.3.2.3.
14.2.1 G2X States and slot counter
For a description refer to Section 17, Ref. 1, section 6.3.2.4.
14.2.2 G2X State Diagram
The tag state are according the EPCglobal standard please refer to: Section 17, Ref. 1,
section 6.3.2.4 Tag states and slot counter.
A detailed tag state diagram is shown in Section 17
, Ref. 1, figure 6.19. Refer also to
Section 17
, Ref. 1, Annex B for the associated state-transition tables and to Section 17,
Ref. 1
, Annex C for the associated command-response tables.
14.3 Managing tag populations
For a detailed description on how to manage an UCODE G2X tag populations refer to
Section 17
, Ref. 1, chapter 6.3.2.6.
14.4 Selecting tag populations
For a detailed description of the UCODE G2X tag population selection process refer to
Section 17
, Ref. 1, section 6.3.2.7.
14.5 Inventorying tag populations
For a detailed description on accessing individual tags based on the UCODE G2X refer to
Section 17
, Ref. 1, section 6.3.2.8.
14.6 Accessing individual tags
For a detailed description on accessing individual tags based on the UCODE G2X refer to
Section 17
, Ref. 1, section 6.3.2.9.
An example inventory and access of a single UCODE G2X tag is shown in Section 17
,
Ref. 1
, Annex E.1.
14.7 Interrogator commands and tag replies
For a detailed description refer to Section 17, Ref. 1, section 6.3.2.10.
14.7.1 Commands
An overview of interrogator to tag commands is located in Section 17, Ref. 1, Table 6.16.
Note that all mandatory commands are implemented on the G2X according to the
standard. Additionally the optional command Access is supported by the G2X (for details
refer to Section 14.11 “
Optional Access Command”). Besides also custom commands are
implemented on the G2X (for details refer to Section 14.12 “
Custom Commands”.