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Maths (Arithmetic): MULT12

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Name: MULT12 [Show more] Type: Subroutine Category: Maths (Arithmetic) Summary: Calculate (S R) = Q * A
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * TAS3 calls MULT12 * TIDY calls MULT12 * TIS3 calls MULT12

Calculate: (S R) = Q * A
.MULT12 JSR MULT1 \ Set (A P) = Q * A STA S \ Set (S R) = (A P) LDA P \ = Q * A STA R RTS \ Return from the subroutine