ashleychong1988
New Member
can anybody help me to figure out the circuit?
a multiplexing system to display 4-digital number on the 7-segment LED display. The data input consists of 4BCD digits.
component provided:
-three 74LS157
-one 74LS47 BCD-to-7-segmant decoder
-one 74LS139 decoder
-LED common-cathode 7-segment displays
-resistor
-inverter
thank for the help..
a multiplexing system to display 4-digital number on the 7-segment LED display. The data input consists of 4BCD digits.
component provided:
-three 74LS157
-one 74LS47 BCD-to-7-segmant decoder
-one 74LS139 decoder
-LED common-cathode 7-segment displays
-resistor
-inverter
thank for the help..