User's Manual

32
3. Read
This command is used to read data from the tag. Data in a desired page can be read.
 Command
The tag data on the page specified in the Page Specification box is read in the specified communication
mode.
Page Specification
‘31’
Header Command
@
ADR
Status
Te rm i na
-
tor
CR
A/H
Bank
Specification
Commu-
nication
Mode
ADR represents the address number expressed by '30-39' and '41-46' in ASCII converted from the
hexadecimal 0-F. Send (00) h for the Status in 1:1 communication in general.
 Response
An exit code ("00" in normal state) and the read data are returned. The read data are returned in ascending
sequence starting from the smallest number of the specified pages. If an error occurs, the error code is
returned as an exit code.
········ ‘00’ @
Header Exit Code
ADR
Status
Data
1
Ter mi na -
tor
CR
Read Data
····
Data
n
Number of data n = Number of specified pages × 4
<Examples of commands>
The table below shows the examples of commands and responses in the user memory of the tag.
Page Byte 0 Byte 1 Byte 2 Byte 3
0 30h 31h 32h 33h
1 34h 35h 36h 37h
2 38h 39h 30h 30h
3 40h 41h 42h 43h
4 44h 45h 46h 47h
5 48h 49h 4Ah 4Bh
6 4Ch 4Dh 4Eh 4Fh
7 50h 51h 52h 53h
8 54h 55h 56h 57h
9 58h 59h 5Ah 61h
10 62h 63h 64h 65h
* To read all four pages (1, 3, 5, and 6) in the trigger mode in ASCII format, the sequence is as follows.
Command
‘@0* 31 30 00 006A’<CR>
Response in normal state
‘@0* 00 4567 @ABC HIJK LMNO’<CR>
All the information included in ' ' is ASCII codes except the mark *.
The mark * represents (00) h.
* To read all four pages (1, 3, 5, and 6) in the trigger mode in hex format, the sequence is as follows.
Command
‘@0* ‘31 20 00 006A’<CR>’
Response in normal state
‘@0* ‘00 343536374041424348494A4B4C4D4E4F’<CR>