Common Cathode Type A 8 A 4 A

Common Cathode Type A 8 A 4 A 2 A 1 a b c d e 0 0 0 1 1 1 0 1 1 6 7 0 0 1 1 0 1 0 1 1 0 0 1 1 1 8 1 0 0 0 1 1 9 1 1 1 0 0 1 1 1 0 1 1 x 1 1 1 1 0 0 1 1 0 1 0 1 2 3 4 5 10 11 12 13 14 15 Common Anode Type g a b 1 0 f 1 0 0 1 1 1 0 0 0 0 0 1 1 1 1 0 1 0 0 1 1 1 0 1 x 1 x 0 x 1 x x x x x x x x c d e g 0 1 f 0 1 0 0 0 0 0 1 1 1 0 0 0 0 1 0 0 0 x 0 x 1 x 0 x x x x x x x x x x x 1 1

Common Cathode Type Common Anode Type a = Σ(0, 2, 3, 5, 6, 7, 8, 9) a = Σ(1, 4) b = Σ(0, 1, 2, 3, 4, 7, 8, 9) b = Σ(5, 6) c = Σ(0, 1, 3, 4, 5, 6, 7, 8, 9) c = Σ(2) d = Σ(0, 2, 3, 5, 6, 8, 9) d = Σ(1, 4, 7) e = Σ(0, 2, 6, 8) e = Σ(1, 3, 4, 5, 7, 9) f = Σ(0, 4, 5, 6, 7, 8, 9) f = Σ(1, 2, 3) g = Σ(2, 3, 4, 5, 6, 8, 9) g = Σ(0, 1, 7)

Common Cathode Type a = Σ(0, 2, 3, 5, 6, 7, 8, 9) 0 b = Σ(0, 1, 2, 3, 4, 7, 8, 9) c = Σ(0, 1, 3, 4, 5, 6, 7, 8, 9) d = Σ(0, 2, 3, 5, 6, 8, 9) e = Σ(0, 2, 6, 8) A 2 b 2 0 1 1 7 6 4 1 a A 8 f = Σ(0, 4, 5, 6, 7, 8, 9) 1 1 3 1 1 4 5 12 13 x 15 14 8 9 1 1 11 10 x 1 1 1 x x x A 4 A 8 x 0 1 4 5 12 A 8 3 1 13 2 0 6 7 x 1 1 11 9 e 1 1 15 x 8 1 A 2 x x 1 14 x 1 4 A 4 10 x A 1 d = A 8 + A 4 A’ 2 A 1 + A’ 4 A 2 + A’ 4 A’ 1 + A 2 A’ 1 12 A 8 8 2 0 1 1 1 6 4 1 1 3 5 7 12 13 x 15 14 8 9 1 1 11 10 x 1 x x x b =A’ 4 + A 2 A 1 + A 2’A’ 1 A 2 f 0 1 5 7 6 1 4 1 1 9 2 5 7 6 12 13 x 15 14 8 9 1 1 11 10 x 15 x 11 x 14 x 10 x A 1 e = A’ 4 A’ 1 + A 2 A’ 1 A 4 12 A 8 3 2 0 5 7 6 4 x 15 1 1 11 x 8 1 13 9 x x x A 4 x c = A 4 + A’ 2 + A 1 g 1 1 3 A 2 2 x 1 A 1 3 x A 8 x 1 13 A 4 A 2 A 1 a = A 8 + A 4 A 1 + A’ 4 A’ 1 + A 2 d c 1 A 1 g = Σ(2, 3, 4, 5, 6, 8, 9) A 2 x x 14 x A 4 10 x A 8 A 2 1 3 5 7 6 12 13 x 15 14 8 1 1 9 11 10 1 1 x 2 1 1 x x 1 x A 4 x A 1 f = A 8 + A 4 + A’ 2 A’ 1 g = A’ 4 A 2 + A 4 A’ 2 + A 8 + A 2 A’ 1

Common Anode Type A 2 b 3 2 0 1 5 7 6 4 5 12 13 15 14 12 8 9 11 10 8 a a = Σ(1, 4) 0 b = Σ(5, 6) c = Σ(2) 4 d = Σ(1, 4, 7) e = Σ(1, 3, 4, 5, 7, 9) A 8 f = Σ(1, 2, 3) 1 1 x x x g = Σ(0, 1, 7) x A 4 A 8 x x A 2 c 3 2 0 1 3 2 7 6 4 5 7 6 13 15 14 12 13 15 14 9 11 10 8 9 11 10 1 x x A 1 0 4 1 1 12 A 8 x 8 1 3 5 7 13 15 x 9 1 x 11 x A 2 e 2 0 6 4 14 x A 4 10 x A 1 d = A’ 8 A’ 4 A’ 2 A 1 + A 4 A’ 2 A’ 1 A 8 x 8 f 3 2 0 1 5 7 6 4 13 x 15 14 12 1 11 1 1 12 9 A 8 x x x 10 A 1 e = A 4 A’ 2 + A 1 x A 4 A 8 x x 8 g 3 2 0 5 7 6 13 15 14 9 x A 4 x c = A’ 4 A 2 A’ 1 A 2 1 1 1 x x 1 A 1 b = A 4 A 2 A’ 1 + A 4 A’ 2 A 1 A 2 1 x A 4 A 1 a = A’ 8 A’ 4 A’ 2 A 1 + A 4 A’ 2 A’ 1 d x 1 A 2 x 11 x x 10 x A 1 f = A’ 8 A’ 4 A 1 + A’ 4 A 2 A 4 A 8 A 2 1 3 4 5 7 12 13 15 14 8 9 11 10 1 1 x x 2 1 x x 6 x A 4 x A 1 g = A’ 8 A’ 4 A’ 2 + A 4 A 2 A 1

A 8 A 4 A 2 A 1 A’ 8 A’ 4 A’ 2 A’ 1 Common Anode 7 Segments Schematics A’ 8 A’ 4 A’ 2 A 1 + A 4 A’ 2 A’ 1 a 470Ω A 4 A 2 A’ 1 + A 4 A’ 2 A 1 A 4 A 2 A’ 1 b 470Ω A 4 A’ 2 A 1 Inverter A’ 4 A 2 A’ 1 c 470Ω A’ 4 A 2 A’ 1 A’ 8 A’ 4 A’ 2 A 1 + A 4 A’ 2 A’ 1 A 4 A 2 A 1 470Ω A 4 A’ 2 + A 1 A 4 A’ 2 A’ 8 A’ 4 A 1 A’ 4 A 2 A’ 8 A’ 4 A’ 2 d A’ 1 e 470Ω A’ 8 A’ 4 A 1 + A’ 4 A 2 f 470Ω A’ 8 A’ 4 A’ 2 + A 4 A 2 A 1 470Ω g +5 V Common Anode