DVP-ES3 Series Programming Manual The following graphic shows the connection of the common-anode four-digit seven-segment display with IC 7447. 10 2 4 8 10 0 10 1 10 2 1 3 1K 120 B Vcc C f 5VDC + RBO LT a b g a 1 2 3 f RBI b e d h 0 c g D A d c GND e IC7447 C0 _6 6-524