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JNS              Jump If No Sign                     Flags: not altered

JNS short-label

          Jump Condition:  Jump if SF = 0

    JNS transfers control to short-label if the Sign Flag is clear. The
    target of the jump must be within -128 to +127 bytes of the next
    instruction.

  --------------------------------------------------------------------------
   Operands                  Clocks   Transfers  Bytes   Example
   short-label              16 or 4       -        2     JNS AQUARIUS
  --------------------------------------------------------------------------

       Note:          Use JS, Jump if Sign, to jump if the sign flag is
                      set.