User manual

EKI-1321/1322 User Manual 58
5.8.7 Advanced Setting
The EKI-1321/1322 serial device server provides the advanced settings for some
special applications which need critical time requirements. In normal applications,
these settings are recommended not to be set to avoid the unusual action happened.
Enable Delay Time (ms)
When you enable the delay time, the serial port will postpone the received data for
the time interval you set, and then send the received data to the TCP/IP network.
Ignore Purge
Some application program will purge the serial port while it is the first time opens this
serial port. You can ignore the purge command by enable this option.
Disable Character Timeout Detection
Enable this option will disable the serial port character timeout detection.
Disable Multiple Connection
Enable this option will disable the multi-access function, thus the only one TCP
connection is allowed on this serial port.
Buffer Data Size
It determines the internal buffer size to queue data to become a packet.
Port Timeout
It determines the time period that received data from serial port will be postponed.
RTL (Receiver Trigger Level)
It determines how often or when the receiver interrupt will be triggered.
TTL (Transmitter Trigger Level)
It determines how often or when the transmitter will be triggered.
FCL (Flow Control Lower Trigger Level)
FCH (Flow Control Higher Trigger Level)
It determines when the transmission will be suspend or resume.
Write to FIFO size
It determines the maximum characters will be wrote into one interrupt.
RTS/DTR Control