VersaLogic VL-EPU-4011 Reference Manual page 85

Option: Mode
RS-232 (default)
RS-422
RS-485 (Manual Direction Control)
RS-485 (Automatic Direction Control)
Details: Select the mode for UART3.
Option: UART4
Disabled
Enabled (default)
Details: Enable or disable UART4.
Option: Base Address
3F8
2F8
3E8
2E8 (default)
220
228
238
338
Details: Select the base address for UART4.
Option: IRQ
Disabled
IRQ3
IRQ4
IRQ5
IRQ10
IRQ6 (default)
IRQ7
IRQ11
Details: Select the IRQ for UART4, or disable it.
85 VL-EPU-4011 BIOS Reference Manual
VersaLogic Features