| ??? 01/08/04 21:12 Read: times |
#62185 - RE: 7 segment display problem Responding to: ???'s previous message |
Who' Pravin? your circuit should be.. p0.0 --- Pullup ->Driver(UDN2585) --- segment a p0.1 --- Pullup ->Driver(UDN2585) --- segment b p0.2 --- Pullup ->Driver(UDN2585) --- segment c p0.3 --- Pullup ->Driver(UDN2585) --- segment d p0.4 --- Pullup ->Driver(UDN2585) --- segment e p0.5 --- Pullup ->Driver(UDN2585) --- segment f p0.6 --- Pullup ->Driver(UDN2585) --- segment g p2.0 --- ULN2003 cathode of display 1 p2.1 --- ULN2003 cathode of display 2 p2.2 --- ULN2003 cathode of display 3 p2.3 --- ULN2003 cathode of display 4 p2.4 --- ULN2003 cathode of display 5 p2.5 --- ULN2003 cathode of display 6 p2.6 --- ULN2003 cathode of display 7 p2.7 --- ULN2003 cathode of display 8 Thats if your LEDs are common cathode. |



