B.1 ISO646 d-Characters ======================= | 0 1 2 3 4 5 6 7 --+----------------- 0 | 0 P 1 | 1 A Q 2 | 2 B R 3 | 3 C S 4 | 4 D T 5 | 5 E U 6 | 6 F V 7 | 7 G W 8 | 8 H X 9 | 9 I Y a | J Z b | K c | L d | M e | N f | O _