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CHAPTER 11 DATA COMMUNICATIONS USING THE PREDEFINED PROTOCOL
11
11.3 Packet Elements
11.3 Packet Elements
A packet consists of packet elements.
Up to 32 elements can be placed in a packet, and the maximum data length is 2046 bytes per packet.
The following shows the details of the packet elements.
For examples of packet element data, refer to Page 346, Appendix 8.3.
(1) Static Data
This element is used when a specific code or character string such as a command exists in a packet.
• When sending: The specified code and character string are sent.
• When receiving: Receive data are verified.
Multiple Static Data elements can be placed anywhere in the data part.
The following table lists the items.
Item Description Remark
Element Name Set name of the element.
Code Type
Select a data type of the setting value.
ASCII String/ASCII Control Code/HEX
Setting Value
Set data within 1 to 50 bytes.
Code type and setting range are as follows:
• ASCII String: 20
H
to 7F
H
• ASCII Control Code: Control code of 00
H
to 1F
H
and 7F
H
• HEX: Hexadecimal data of 00
H
to FF
H
Setting example
ASCII String: "ABC"
ASCII Control Code: STX
HEX: FFFF
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