WD55 Datasheet - Western Digital

WD55 Industrial Timer/Controller

The WD-55 is a versatile, self-contained digital timer/ controller/sequencer designed to replace many of the timing and control functions currently being performed by gears, cams, levers, and motors. It is another in a series of "silicon software" preprogrammed microcontrollers based on the WD40 fam.

WD55 Features

* o LOW COST PREPROGRAMMED MICROCONTROLLER o USEABLE WITH KEYBOARD OR DISCRETE SWITCHES o HIGH CURRENT LED OUTPUTS OR DIRECT DRIVE OF VACUUM FLUORESCENT (V-F) DISPLAYS o UP TO 7 SEQUENTIAL OUTPUTS o SYNCHRONIZED WITH 50/60 HZ TIME BASE OR EXTERNAL OSCILLATOR o SINGLE TIME OPTION o CONTINUOUS OR SEMI-

WD55-WesternDigital.pdf