Control Two Common Cathode Seven Segment Displays using an Arduino Mega, a 7490 and Two 4511 ICs Read more at: http://www.learnerswings.com/2014/11/control-two-common-cathode-seven.html How to control two common cathode seven segment displays using press button switch, controlling common cathode seven segment displays using 7490 and 4511 driver integrated circuit, control seven segment display without using microcontrollers, micro controller avoiding seven segment display,
