Digi Connect EZ 4 User Manual page 187

Serial port
If altpin is disabled, the hardware signal on RJ45 pin 1 becomes DSR instead of DCD. This
alternative can be used if DCD is not required, and DSR is needed instead.
7. For Signalling, select the electrical signaling interface type used on this serial port:
RS-232
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Enable RTS Toggle if you want to enable RTS toggling during transmission on this
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serial port. If enabled, this setting overrides RTS\CTS flow control.
For RTS Pre-delay, enter the amount of time RTS is asserted before starting data
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transmission. The time is measured in milliseconds. The default is 0ms.
For RTS Post-delay, enter the amount of time RTS is deasserted before completing
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data transmission. The time is measured in milliseconds. The default is 0ms.
RS-422
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Enable Termination if you want to enable electrical termination on this serial port.
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RS-485
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Enable Termination if you want to enable electrical termination on this serial port.
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Enable Full Duplex if you want to enable full duplex communication on this serial
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port.
The default is RS-232.
8. Click Apply to save the configuration and apply the change.
The Apply button is located at the top of the WebUI page. You may need to scroll to the top of
the page to locate it.

Command line
1. Log into the Connect EZ command line as a user with full Admin access rights.
Depending on your device configuration, you may be presented with an Access selection
menu. Type admin to access the Admin CLI.
2. At the command line, type config to enter configuration mode:
> config
(config)>
3. The serial port is enabled by default. To disable:
(config)> serial port1 enable false
(config)>
Digi Connect EZ 4/4i User Guide
Configure Application mode
187