UC-257

2 Port RS232 PCI Serial Port Card

Two RS232 serial ports
Option to add a printer port via fly lead
Data transfer rates up to 115,200 baud
Universal PCI - tried and trusted
Drivers for all popular operating systems including Windows 10,8,7, XP and 2000
Lifetime Warranty and Support

PDF Datasheet Download

$214.42

Universal PCI providing two RS232 serial ports, with an option of a printer port connected via flylead. Data transfer rates up to 115,200 baud and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC.Includes drivers for all Windows 32 bit and 64 bit Operating Systems, including Windows 10. Alternate option available with two RS232 serial ports and additional LPT printer port on fly lead (part number UC-257F).

Serial Port
Serial Port	Ports	2
	Protocol	RS232
	Connector	DB9 Connector - 9 Pin Male
	UART	Brainboxes 16C958
	UART Compatibility	16750/16550/16450 backwards compatible as well as an enhanced 950 mode
	Tx FIFO Size	128
	Rx FIFO Size	128
	Operating Distance	EIA - RS232 Standard
	Cable	Optional 1 port LPT on fly lead (CC-032)
Serial Port Settings
Serial Port Settings	Max Baud Rate	115,200
	Data Bits	5,6,7 or 8
	Parity	Odd, Even, None, Mark or Space
	Stop Bits	1, 1.5 or 2
	Flow Control	RTS/CTS, DSR/DTR, XON/XOFF
	Tx/Rx Modes	Point to Point
General
General	PCB Layers	4
	Form Factor	Standard Height
	Includes Printer Port	Yes
	Galvanic Isolation	No
	Power Consumption	190mA @ 5V, 12mA @ 12V
	Product Weight	0.083 kg
	Product Dimensions	136(l) x 120(w) x 18(h) mm
	Packaged Weight	0.194 kg
	Packaged Dimensions	160(l) x 135(w) x 49(h) mm
	GTIN (barcode)	837324000351
Operating System Compatibility
Operating System Compatibility	Operating Systems	Microsoft Windows 10 Microsoft Windows 8 32 bit & 64 bit Editions Windows Server 2012 Microsoft Windows 7 32 bit & 64 bit Editions Windows Server 2008 32 bit & 64 bit Editions Windows Vista 32 bit & 64 bit Editions Windows XP 32 bit & 64 bit Editions Microsoft Windows 2000 DOS
Interface
Interface	PCI 3.0	Peripheral Component Interface

Product Attributes

Weight	0.194 kg
Dimensions	160 × 135 × 45 mm
Ports	2 Ports
Form Factor	Standard Height
Protocol	RS232

1848
Ports: 2 Ports
Form Factor: Standard Height
Protocol: RS232

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5.0

Based on 17 reviews

5 star	100	100%
4 star		0%
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Rated 5 out of 5

Pauline Meyers (verified owner) – August 2, 2022

Verified review - view original
PX-324
Rated 5 out of 5

Clavis – January 21, 2022

We have been using your PCIe 4 port serial cards for many
years now. Never had any issues, highly recommended.

PX-701
Rated 5 out of 5

Hughes Trade – January 21, 2022

Very easy to use

PX-320
Rated 5 out of 5

MSP Controls & Engineering – January 21, 2022

Great products used for many years and will continue to
do so.

PX-313
Rated 5 out of 5

UTEC NCS Survey Ltd – January 21, 2022

I’ve been using Brainboxes for years!

PX-279