First introduced in 1970, parallel ports were originally designed to connect business computers to printers. With their inclusion on the IBM PC in the early 1980s, they became an industry standard.

These new sockets and headers are an excellent choice for parallel board-to-board or board-to-component applications where vertical board stacking is not an option, such as in LED lighting systems ...

For the PDF version of this article, click here. Most electronic systems have mixed power requirements where the same connector handles signals and power. However, when module plugability is required, ...