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SECTION 4
When SECS is Not Used
CIDRW System
User’s Manual
SECTION 4
Reading from/Writing to ID Tags
The command and response code details provided here are for 1:N protocol. The command format for 1:1
protocol is obtained by omitting the SOH, node number, and FCS data, as described in the previous pages.
■ READ
Reads any pages of data from the ID Tag. The maximum number of pages that can be read at one time
is 16.
Data Segment Area Refer to page 125.
The response code (when normal: 00) and the data in the specified pages are returned in ascending order of
page numbers.
Example: Reading the data of pages 1 and 3 of node No.1
Parameter description
Parameter Description
Page designation Pages are specified by setting the bits corresponding to pages that are to be read to 1 and setting
the other bits to 0, then converting the result to a hexadecimal character string.
SOH Node No.
Response
code
Read data
FCS CRPage n
⋅ ⋅ ⋅
Page m (n<m)
Data 1 ⋅ ⋅ ⋅ Data 8 Data 1 ⋅ ⋅ ⋅ Data 8
01h 0 0 0Dh
Data content of the ID Tag
Page 1 12h 34h 56h 78h 90h 12h 34h 56h
Page 2
Page 3 11h 22h 33h 44h 55h 66h 77h 88h
Page 4
Command
Bit 7-07 -321076-1076 -210
PageSys-SysSys-Sys1716151413-8765 -1SysSys
Designation 0* 0* 0* 0* 0* 0/1 0/1 0/1 0/1 0/1 ••• 0/1 0/1 0/1 0/1 ••• 0/1 0* 0*
Value 00 00 - 07 00 - FF 00 - FC
* Always specify 0. If you specify 1 an error (Response code: 14) will occur.
SOH Node No. Command code Page designation (8 characters) FCS CR
01h 0100 0Dh
Response
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