Batch commands, Reading program settings, Writing program settings – KEYENCE LS-7600 User Manual

Page 185

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Chapter 8 RS-232C

Batch Commands

It is possible to read the whole setting data of the LS-7600 Series and save the data on
the PC. The saved data on the PC can be written to the controller as well. Use the
program read and program write commands.

These commands allow the following operations.
• Reading and writing program settings (auto zero set values are included).
• Reading and writing environment settings.

Command

Page

Response

Read
Program
Settings

Writing
Program
Settings

Reading
Environment
Settings

Writing
Environment
Settings

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8-24

S R cr

S R ,

Data 0

Data 1

Data X Checksum

Checksum

S W ,

Data 0

Data 1

S W cr

Data X Checksum

Checksum

S A cr

S A ,

Data 0

Data 1

Data X Checksum

Checksum

S B ,

Data 0

Data 1

Data X

S B cr

Checksum

Note:

• The commands are available only when NORMAL is set as a D-MODE

environment setting.

• No delimiter (Cr) will be required if the commands use binary data.
• A data length of seven bits is not available.

■

Reading Program Settings

All program settings selected are read.

S R cr

Command

Response

Binary data

Checksum range

Data 0 through data X (X=987)
The checksum need not be calculated for
simple upload and download operations.

S R ,

Data 0

Data 1

Data X

Checksum

■

Writing Program Settings

Select the program number and write the saved program that was read with the read
command (SR command).

Binary data

S W ,

Data 0

Data 1

S W cr

Command

Response

Checksum range

Data 0 through data X (X=987)
The checksum need not be calculated for
simple upload and download operations.

Data X Checksum

Checksum