The EX-42374 PCI I/O card provides four serial RS-232, 422, and 485 high-performance UART 16C1050 outputs. It is designed to expand four additional serial combo ports for PCs, workstations, or servers via the PCI bus. The card is fully PCI or PCI-X plug-and-play compatible and has no conflicts with IRQ and I/O addresses. It supports ATTA Auto RS-485 transmitter features. Additionally, +5V or +12V can be configured on pin 9 of the serial RS-232 connector for a POS system (Power over System).

Interface: 4x RS-232 V.24, RS-422/485
FIFO Buffer: 16C1050 with 256 bytes
I/O Addresses and Interrupt: assigned by the system BIOS, IRQ sharing
Data Bits: 5, 6, 7, 8 / Stop Bits: 1, 1.5, 2
Parity: none, even, odd, space, mark
Signals:
RS-232 - TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
RS-422 - 4 wire (TXD+/-, RXD+/-) (Full duplex)
RS-485 - 4 wire (TXD+/-, RXD+/-) (Full duplex)
RS-485 - 2 wire (Data+/-, Data+/-) (Half duplex)
Supports ATTA Auto Transmitter
Termination RS-422/485 120 Ohm can be enabled or disabled
Supports motherboards with 5V and 3.3V
Chipset: SystemBase SB16C1054PCI

Package Contents:
EX-42374, Octopus cable, 8x nuts, low profile bracket, driver CD, manual.