STD Bus

The STD Bus is a computer bus that was used primarily for industrial control systems, but has also found applications in computing. The STD Bus has also been designated as STD-80, referring to its relation to the Zilog Z80 series processors. The term STD is in reference to 'Standard', but several marketing terms were also promulgated, including Simple To Design, Simple To Debug, and Swift To Deliver. The STD Bus is a computer bus that was used primarily for industrial control systems, but has also found applications in computing. The STD Bus has also been designated as STD-80, referring to its relation to the Zilog Z80 series processors. The term STD is in reference to 'Standard', but several marketing terms were also promulgated, including Simple To Design, Simple To Debug, and Swift To Deliver. The STD Bus uses 6.5' by 4.5' expansion card with an edge connector with 56 pins. Many different types of cards have been available for the STD Bus, from processing cards, RAM cards, I/O cards, and specialized cards for various applications.