Register usage

cpik uses 6 16 bit pseudo-registers named _r0,_r1,_r2,_r3,_r4 and _r5. These registers are located in page 0, and are efficiently accessed via Access Bank (a=0).

Of course, registers for indirect adressing, such as INDFx, PREINCx, POSTDECx, and PLUSWx are intensively used and also accessed in Access Bank for efficiency reasons.



Alain Gibaud 2015-07-09