Header - Mitsubishi MELSEC iQ-F FX5 User Manual

Header

Use this element when a specific code or character string exists at the head of a packet.
• When sending: Sends a specified code and character string.
• When receiving: Verifies a header and received data.
Window
Item
Element Name
Code Type
Setting Value
Considerations for configuring packet element
• Only one header can be used in a packet.
• A header can be set only at the head of a packet.
Header
7 PREDEFINED PROTOCOL SUPPORT FUNCTION
200
7.7 Packet Setting
Description
Set the name of the element.
Select a data type of the setting value.
• ASCII String
• ASCII Control Code
• HEX
Set data within 1 to 50 bytes.
The setting ranges that can be set for each code type are as follows:
• ASCII String: 20H to 7EH
• ASCII Control Code: 00H to 1FH, and control code of 7FH
• HEX: hexadecimal data of 00H to FFH
Data area
Remarks


Setting example
• ASCII String: 'ABC'
• ASCII Control Code: STX
• HEX: FFFF
Terminator