Skip to navigation

⌂ ∞ ▽ Elite on the 6502

Version analysis of antilog / alogh

This code appears in the following versions (click to see it in the source code):

Code variations between these versions are shown below.

Code variation 1 of 2A variation in the comments only

Tap on a block to expand it, and tap it again to revert.

Master
6502SP
       Name: alogh

       Name: antilog

       Type: Variable
   Category: Maths (Arithmetic)
    Summary: Binary antilogarithm table



 At byte n, the table contains:

   2^((n / 2 + 128) / 16) / 256

 which equals:

   2^(n / 32 + 8) / 256

Code variation 2 of 2A variation in the labels only

Tap on a block to expand it, and tap it again to revert.

Master
6502SP
.alogh

.antilog

 FOR I%, 0, 255

  EQUB HI(INT(2^((I% / 2 + 128) / 16) + 0.5))

 NEXT