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Omegamatrix's Blog



Reading Paddles

Posted by Omegamatrix, in Circus AtariAge 10 May 2014 · 841 views
Paddles
Normally paddles are read with a routine like this: bit INPT0 ;3 @3 bmi .paddleDone-1 ;2³ @5/6 sty padZero ;3 @8.paddleDone:
If the branch is taken it jumps between the opcode and operand of the 'sty padZero' instruction. The trick is to make the ram location of 'padZero' the same as an opcod...





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