void adjspr (unsigned char p, unsigned char n, unsigned char v);

Adjusts a value asigned to a sprite.

p = Parameter to assign (see table below).
n = Sprite number.
v - Value to assign.

pMeaningRange for v
0Pattern0 - 127 for size 0 sprites
0 - 31 for size 1 sprites
1Colour0 - 15
2X position0 - 255
3Y position0 - 255
4X speed0 - 255 (128 - 255 treated as negative)
5Y speed0 - 255 (128 - 255 treated as negative)

Include file: mtxscrn.h