+const u8 motor_lookup[80] =
+{ 1,12,23,34,46,57,68,79,
+ 11,22,33,44,56,67,78,89,
+ 21,32,43,54,66,77,88,99,
+ 31,42,53,64,76,87,98,
+ 9,41,52,63,74,86,97,
+ 8,19,51,62,73,84,96,
+ 7,18,29,61,72,83,94,
+ 6,17,28,39,71,82,93,
+ 4,16,27,38,49,81,92,
+ 3,14,26,37,48,59,91,
+ 2,13,24,36,47,58,69,
+};
+