Panasonic LP-GS Series, Serial Communication Command Manual

Page: 33 / 180

33
Example of Request Data
• To change file number
Start code
STX
Command
“FNO”
Sub command
“S”
Data example:
File No.
“2047”
Check
sum
End code
CR
02 46 4E 4F 53 32 30 34 37 30 35 0D (HEX)
2-3-3 Response data
The laser marker transmits response data in the following format for the command transmitted from the external device.
⿎ Data format of positive response
Response data transmitted when the setting request data (sub command “S”) was received normally.
The positive response will be transmitted when the laser marker processing has been completed for some of the command
types.
The start code is [ACK]: 06 (HEX).
The response code is always “00”.
Start code
[ACK]
Response code
“00”
Check sum End code
1-byte 2-byte 2-byte
or N/A
1-byte
or 2-byte
⿎ Data format of read request response
Response data to transmit the readout content for the readout request data (sub command “R”).
The start code is [STX]: 02 (HEX).
The sub command is “A”.
Start code
[STX]
Command
Sub command
“A”
Variable-length data or fixed-length
data
Check sum End code
1-byte 3-byte 1-byte The maximum data length is defined
per command
2-byte
or N/A
1-byte
or 2-byte
Content of variable-length data/fixed-length data part
The response content varies depending on the command.
Numeric values or character strings are indicated with ASCII code for the response.
For the characters which cannot be indicated with ASCII code, they are indicated with Shift JIS code.
There is no separating character among the each terms.
Example of positive response
Start code
ACK
Response code
“00”
Check sum
End code
CR
06 30 30 36 36 0D (HEX)
Example of readout response data
• Readout response data to the file number readout request (FNO command)
Start code
STX
Command
“FNO”
Sub command
“A”
Data example:
File No.
“2047”
Check sum
End code
CR
02 46 4E 4F 41 32 30 34 37 46 33 0D (HEX)
ME-LP-GS-SR-COMP-3