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Diamond Systems Emerald-MM Quad Serial PC/104

Four Port RS-232/RS-422/RS-485 PC/104 Card, -40 to +85C Operation

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Price for one:
£136.00 Ex VAT
£163.20 Inc VAT

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Quantity5+ 25+ 
In Stock
2 items in stock
Product Code: EMM-4M-XT
Mfr Part #: EMM-4M-XT
Manufacturer: Diamond Systems
Minimum order quantity: 1
Weight for Shipping: 0.30Kg
RoHS Status: RoHS Compliant
Diamond Systems Emerald-MM Quad Serial PC/104

Our Emerald-MM PC/104 module gives you 4 serial ports operating at speeds up to 115kbps. The board is available in several models with different combinations of jumper-configurable serial protocols. This version (EMM-4M-XT) provides:

  • All ports: each port configurable as RS-232/422/485 (set via jumper)

In RS-232 mode, the full complement of standard PC serial port signals (8 signals + ground) are provided for each port and are grouped onto two 20-pin headers (2 ports per header). In RS-422 mode, Signals RX+, RX-, TX+, and TX- are provided, along with ground. In RS-485 mode, signals TX+/RX+ and TX-/RX- are provided, along with ground.

A 16C554 quad serial port IC is used for the serial ports. This chip supports data transfer rates up to 115kbps and contains a 16-byte programmable FIFO buffer for each port to minimize processor overhead.

Key Features

  • 4 serial ports
  • RS-232/RS-422/RS-485
  • Dual 20-pin I/O headers
  • Up to 115kbaud per channel
  • Flexible address & IRQ selection
  • IRQ status register for WinNT
  • Port parameters set via jumper
  • +5V only power supply
  • -40 to +85°C operation
  • Proper hardware serial port with - works with any O/S!
  • ROHS compliant

This board has a dual 20 pin connector - DSC serial cable is C-DB9M-2 .

This board is just one of a range of high quality serial, analog and digital I/O boards from Diamond Systems - refer to our main website for other boards in their range.

  Further Information
 For more information, including a full product datasheet and user manual, please visit this products webpage.

 If you have any technical questions about this product, please don't hesitate to contact us.

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Suite 13, Ashford House, Beaufort Court
Sir Thomas Longley Road, Rochester, Kent
Tel: +44 (0)1634 300900
Fax: +44 (0)1634 722398

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Welcome to Diamond Point - we are a market leader in embedded, industrial & military based PC equipment. We have been established in the UK since 1983 and have always been at the forefront of industrial computing technology, servicing a mix of OEMs, system integrators and private customers ... more details
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