87
RFID System
User's Manual
Section 3
V600 Commands
Section 3
Commands
Command and Response Formats
The formats of commands sent from the host device to the Hand-held Reader/Writer and responses
returned from the Hand-held Reader/Writer to the host device are described below.
The command and response both consist of a single frame. The frame (including the terminator)
consists of up to, 2,114 characters.
Command Frame
Response Frame
Note:
Other than the above items, the same data as the command frame is returned in the response.
Name
Description
Command code
Contains the two-character code (see page 88) that indicates the command.
Data
Contains the data for the command.
• Data setting, processing specification
• Start address
• Write data, number of bytes to be written
• Number of read bytes
• Number of calculation area bytes, calculation data
• Number of check block bytes, decrement count
• Specified data
• Message data
• Parameter data
• Baud rate, data length, parity, and stop bits specification
• Auto command OFF specification
• Settings for the TR command, settings for the FN command, and system setting data.
Terminator
Indicates end of command/response.
Name
Description
End code
Indicates the execution result for the command.
For information on end codes, refer to
.
Fixed value
Always 1.
Resend flag
Always 0.
Data
Contains the data for the response.
• Read data
• UID
• Processing terminate timing
• Calculation data
• Message data
• Parameter data
• Model information
×
×
×
2
2
C R
×
…
×
n
×
1 frame (maximum frame length: 2,114 characters)
Command
code
Data
Terminator
×
×
×
2
2
C R
×
…
×
n
×
×
×
2
Command
code
Data
Terminator
End code
