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  • Function Name

    BBMult

    Purpose

    Unsigned 8 bit by 8 bit multiplication.

    Call Address

    $C160

    Input

    Y - The address of the multiplier.

    X - The address of the multiplicand.

    Output

    X - The address of the 16 bit product.

    Description

    This routine is one of the GEOS math routines. X and Y each have the address of a term in the multiplication. The result is stored in place of the original multiplicand that X pointed to. The value that Y points to is left untouched.

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    Wheeled by Wagn v. 1.5.3