### Setting of External Device

Select [System Register Setting] from [Option] of the tool bar in the ladder software to display the [System Register Setting] dialog box. Select the port setting tab you want to use (COM0, COM1, or COM2) to set as below. Please refer to the manual of the External Device for more details.

Setup Items | Setting Value
--- | ---
Speed | 19200
Data Length | 8
Parity | Odd
Stop Bit | 1
Communication Mode | Computer link
Modem Enabled | Disable
Unit No. | 1