Connect Tech DFlex-4/104 - Manual (Page 15)

Chapter 1: Introduction 1-3
DFlex-4/104 User's Manual, ver. 0.04
Product Overview
The DFlex-4/104 adapters are high performance multi-port serial
adapters in a PC/104 form factor that allow you to connect up to 4
serial devices.
Your DFlex-4/104 product consists of the following components:
DFlex-4/104 adapter
DFlex-4/104 DOS device drivers
DFlex-4/104 Windows 95/98 device drivers
Note: You can also order standard cables for the DFlex-4/104
DFlex-4/104 Adapter
DFlex-4/104 adapters provide the high speed interfaces between a
host computer and multiple external serial devices. DFlex-4/104
adapters include features such as:
4 asynchronous serial ports.
RS-232, RS-485/422, RS-423, or 20mA Current Loop
interfaces. Electrical interfaces are on Serial Line Interface
Modules (SLIM) and are field upgradeable.
multiple DFlex-4/104 adapters may reside in a system.
16C654 quad UARTs are used to control each port. The
16C654 quad UART has 64 byte transmit and receive FIFO
for each port and automatic software/hardware flow control.
each port has independent baud rate selection offering baud
rates from 50 – 460.8 KBPS, with 5, 6, 7 or 8 data bits and 1,
1.5, 2 stop bits, odd or even parity.
on board switches allow the selection of 8 predefined I/O
address sets.
on board jumpers allow the selection of 1, 2 or 4 IRQ lines.
You can choose from interrrupts 3, 4, 5, 6, 7, 9/2, 10, 11, 12,
14 and 15.
optional +5V on serial port headers to power external
devices.
driver support for Windows 95/98/NT. Also compatible with
operating systems featuring 16450/16550 serial drivers such
as: Linux, BSD/OS, QNX, DOS, Solaris, OS/2 (3
RD party
driver) and SCO Unix