VXC-114U/144U/144iU User’s Manual (Ver. 1.2, Mar.11, 2009) -----444.2 I/O Address MappingThe I/O address of the VXC series card is automatically assigned by the main-board ROMBIOS. The universal version of VXC series cards using two PCI functions as followings:Application:VXC-112U, VXC-142U/142iU, VXC-182iU, VXC-114U (Version after Rev1.2),VXC-144U (Version after Rev1.2), VXC-144iU (Version after Rev3.2)Base AddressRegisterFunction 0 Function 1BAR0 UARTs (I/O Mapped) Local Bus (I/O Mapped)BAR1 UARTs (Memory Mapped) Local Bus (Memory Mapped)BAR2 Local Configuration Registers(I/O Mapped)ReservedBAR3 Local Configuration Registers(Memory Mapped)ReservedBAR4 Reserved ReservedBAR5 Reserved ReservedApplication:VXC-114U (Rev1.1), VXC-144U (Rev1.1), VXC-144iU (Rev3.1)Base AddressRegisterFunction 0 Function 1BAR0 UART0 (I/O Mapped) Local Bus (I/O Mapped)BAR1 UART1 (I/O Mapped) Local Bus (Memory Mapped)BAR2 UART2 (I/O Mapped) ReservedBAR3 UART3 (I/O Mapped) ReservedBAR4 Local Configuration Registers(I/O Mapped)ReservedBAR5 Local Configuration Registers(Memory Mapped)ReservedNote: Please contact us for more information about I/O Address Mapping.