Serial Ports; Serial Port Connectors; Figure 17. Location And Pin Orientation Of Serial Port Connectors - VersaLogic Viper VL-EBX-38ECP Hardware Reference Manual

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The EBX-38 features four on-board 16550-based serial communications channels located at

standard PC I/O addresses. The serial ports can be operated in RS-232 4-wire, RS-422, or

RS-485 modes. IRQ lines are chosen in the BIOS Setup utility. Each COM port can be

independently enabled, disabled, or assigned a different I/O base address in the BIOS setup

utility.

The figure below shows the location and pin orientation of the two serial port connectors.

EBX-38 Hardware Reference Manual

Serial Ports

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