4.0.0 javax.comm comm 2.0.3 Java Communications API The Java Communications API is a Java extension that facilitates developing platform-independent communications applications for technologies such as Smart Cards, embedded systems, and point-of-sale devices, financial services devices, fax, modems, display terminals, and robotic equipment. http://java.sun.com/products/javacomm/ http://www.sun.com/download/products.xml?id=43208d3d