NAM PARITY
*      WRITTEN BY GEORGE DYKAS
*      ENTER WITH WORD TO BE TESTED IN
*       ACCUMULATOR A.  UPON EXIT, N BIT
*       OF CONDITION CODE REGISTER WILL
*       INDICATE 0 FOR EVEN AND 1 FOR
*       ODD PARITY.
*      A, B, AND X UNCHANGED.
       ORG $0000
TEMP   RMB 1
       SPC 1
       ORG $3000
PARITY PSHA
       STAA TEMP
       ASLA
       EORA TEMP 1ST 4 GATES OF TREE
       STAA TEMP
       ASLA
       ASLA
       EORA TEMP NEXT 2 GATES
       STAA TEMP
       ASLA
       ASLA
       ASLA
       ASLA
       EORA TEMP PARITY NOW IN N-BIT
       PULA
       RTS
       SPC 1
       END