User Guide

Table Of Contents
Gen2 Tag Commands
99
Gen2 Tag Commands
The Gen2 tag commands are used to operate on Gen2 tags and perform operations
specific to those tags. These commands can only be used when the Tag Protocol of the
reader is set to Gen2 (0x0005) using
Set Current Tag Protocol (93h). These commands
cannot be run when in Bootloader mode, only in Application mode.
Gen2 Tag Commands
OpCode Command Name Arguments Return BL App
0x21
Read Tag Single (21h)
Timeout (ms) Tag ID N Y
0x22
Read Tag Multiple (22h)
Timeout (ms),
Antennas Flag
Multiple Tag
IDs
NY
0x23
Write Tag EPC (23h)
Timeout (ms), lock
bit, password, tag
ID
None N Y
0x24
Write Tag Data (24h)
Timeout (ms), lock
bit, address, data
None N Y
0x25
Lock Tag (25h)
Timeout (ms), pro-
tocol specific data
None N Y
0x26
Kill Tag (26h)
Timeout (ms), pro-
tocol specific data
None N Y
0x28
Read Tag Data (28h)
Timeout (ms),
Address, Tag ID
Tag data N Y
0x29
Get Tag Buffer (29h)
various various N Y
0x2A
Clear Tag Buffer (2Ah)
none none N Y
0x2D
Gen2 Tag Specific (2Dh)
Timeout (ms), Chip
Type, option, Kill
password, Access
password, Tag ID
none N Y
0x2E
Erase Block Tag Specific
(2Eh)
Timeout (ms), chip
type, option addr,
mem bank, number
of words to erase
none N Y