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collapseos
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Mirror of CollapseOS
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collapseos/blk/020

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  1. ( cell contains both bytes. MSB is spit as-is, LSB is ORed

  2.   with r )

  3. ( r -- )

  4. : OP2r

  5.     CREATE ,

  6.     DOES>

  7.     @ SPLITB SWAP   ( r lsb msb )

  8.     A,              ( r lsb )

  9.     SWAP <<3        ( lsb r<<3 )

  10.     OR A,

  11. ;

  12. 0xed41 OP2r OUT(C)r,

  13. 0xed40 OP2r INr(C),