175
RFID System
User’s Manual
SECTION 5
V600 Commands
SECTION 5
Communications
Command and Response Formats
1:1 Protocol
1:N Protocol
The Controller No. is given as a decimal number between 00 and 31.
Note: Refer to FCS Calculation Example for details on calculation programs for the FCS.
p. 177
Name Description
Controller No. The Controller number (00 to 31) is included only for 1:N protocol. The Controller number must be
preceded by the @ mark and is specified as a decimal value.
Command code A 2-character code that specifies the command to be executed is added.
The same command code is returned in the response.
Data Command and response information is entered here.
• ASCII/Hexadecimal designation, process designation, and mode designation
• Destination Antenna designation
• Start address
• Write data or number of read bytes
FCS (See note.) Horizontal parity check data that is added when using 1:N protocol.
Terminator Indicates the end of the command or response.
* CR
Command code Data Terminator
2
n2
271 characters max. per frame
...
×
×
×
×
×
FCS
2
n2
* CR
2
@
3
Command code
Terminator
Controller No.
...
Data
271 characters max. per frame
×
×
×
×
×
×
×
×
×
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