User manual

29 ARK-3390 User Manual
Chapter 3 BIOS Operation
 Onboard Serial port 1 [3F8]
This item allows user to adjust serial port 1 address.
 Serial port 1 Use IRQ [IRQ4]
This item allows the user to adjust serial port 1 IRQ.
 Onboard Serial port 2 [2F3]
This item allows user to adjust serial port 2 address.
 Serial port 2 Use IRQ [IRQ3]
This item allows the user to adjust serial port 2 IRQ.
 SP 2 Auto Flow Control [Disable]
Auto flow control is used in RS-485 and used to control the signal transmitter
automatically.
When auto flow control is checked, the device detects the local output buffer
conditions, empty or not empty. If enable, the flow control will force signal to the
desired polarity under the empty or not empty condition.
 Watch Dog Timer-Out Value Unit [Minutes]
This item allows user to select watch dog time of value unit with minutes or sec-
onds.
 Watch Dog Timer-Out Value [00]
This item allows user to enabled watch dog time of value, Range is from 10 sec
~ 255 Min.
 Serial port 3 [3E8]
This item allows the user to adjust serial port 3 address.
 Serial 3 IRQ [IRQ5]
This item allows the user to adjust serial port 3 IRQ.
 SP 3 Auto Flow Control [Disable]
Auto flow control is used in RS-485 and used to control the signal transmitter
automatically.
When auto flow control is checked, the device detects the local output buffer
conditions, empty or not empty. If enable, the flow control will force signal to the
desired polarity under the empty or not empty condition.
 Serial port 4 [2E8]
This item allows the user to adjust serial port 4 address.
 Serial 4 IRQ [IRQ7]
This item allows the user to adjust serial port 4 IRQ.
 SP 4 Auto Flow Control [Disable]
Auto flow control is used in RS-485 and used to control the signal transmitter
automatically.
When auto flow control is checked, the device detects the local output buffer
conditions, empty or not empty. If enable, the flow control will force signal to the
desired polarity under the empty or not empty condition.
 Serial port 5 [4E8]
This item allows the user to adjust serial port 5 address.
 Serial 5 IRQ [IRQ10]
This item allows the user to adjust serial port 5 IRQ.
 SP 5 Auto Flow Control [Disable]
Auto flow control is used in RS-485 and used to control the signal transmitter
automatically.
When auto flow control is checked, the device detects the local output buffer
conditions, empty or not empty. If enable, the flow control will force signal to the
desired polarity under the empty or not empty condition.