In today’s article, we show you how to use it to enable channel 0’s default communication settings.
NOTE: When “Default Comms” is enabled, the MicroLogix 1400’s Channel 0 serial port is toggled back to the factory default settings. These settings include the DF1 Full Duplex protocol, a baud rate of 19.2K, and CRC error checking. When “Default Comms” is disabled, Channel 0 returns to the currently loaded program’s settings.
Enabling Default Comms on the MicroLogix 1400
1) When the MicroLogix 1400 is powered on, it displays the I/O Status screen as shown below:
2) To enable “Default Comms,” we need to access the LCD menu. To do this, press the ESC button and you should see the display below:
6) You should now see the message, “Comms config set to DF1 default.” You should also see the DCOMM indicator displayed near the top left of the LCD.
7) Press the OK button to clear the message and return to the menu.
8) To disable DCOMM, select Disable and press the OK button. You will then see the following confirmation message:
9) To return to the I/O Status display, press the ESC button until you see the main menu, and then select “I/O Status” and press the OK button:
I hope the above procedure on how to use the MicroLogix 1400’s LCD display to enable “Default Comms” was helpful.
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- The MicroLogix 1400's LCD display allows access to many of it's features and functions.
In today's article, we show you how to use it to enable channel 0's default communication settings.
NOTE: When "Default Comms" is enabled, the MicroLogix 1400's Channel 0 serial port is toggled back to the factory default settings. These...
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