supply of interface board for eee department supply of interface board for eee department , add on cards , keyboard / display interface board • intel 8279 keyboard / display interface • 6 digit display and 18 keys keyboard • provision for control and shift keys • facility for interrupt i / o transfer • provision for test points & fault analysis points • provision to connect irq, output line of 8279 to any one of interrupts rst 5.5, 6.5 or 7.5 • all address, data and control lines are terminated in a 50 pin frc oen make • male connector to interface with vxt bus • 50 core cable provided , 2 channel dac interface board • two numbers of dac 0800 • analog output: +5v to -5v • dac outputs are terminated at a suitable connector available on-board • provision for test points & fault analysis points • all address, data and control lines are terminated in a 50 pin frc oen make male connector to interface with vxt bus • 50 core cable provided , 8 channel adc interface board • incorporates one number or adc 0809 • start of conversion by manual switch or software • end of conversion ( eoc ) monitored through interrupt / polling • display of digital data using leds • all the 8 channel analog inputs terminated at screw type connector. • trim pot is provided on-board to channel 0 or 3 or 6 • provision for test points & fault analysis points • 50 core cable provided • all address, data and control lines are terminated in a 50 pin frc oen make male connector to interface with vxt bus => limited