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expansion card
(redirected from expansion boards)

   Also found in: Dictionary/thesaurus 0.02 sec.
(hardware)expansion card - A circuit board which can be plugged into one of a computer's expansion slots to provide some optional extra facility such as additional RAM, disk controller, coprocessor, graphics accelerator, communication device or some special-purpose interface.

Different computers have different standards for the cards they accept, e.g. PCI.


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It has the ability to communicate via TCP/IP, supporting network ready instruments or terminal servers connecting serial instruments on an existing network, imExpress can also communicate through a COM port, allowing multiple instrument connections using serial expansion boards with a PC.
R2 Controls designs and manufactures single board computers, operator interfaces, and expansion boards for control of industrial devices and other OEM embedded applications, and also provides full turnkey manufacturing services for products using its standard or custom controllers.
 
 
 
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