;Enable KCPSM Interrupt so that the KCPSM Interface can reset the KCPSM
        ENABLE  INTERRUPT

;Check if there is new data packet in memory
;if no data, signal KCPSM Interface that process is done with no write 
;if there is data, proceed to process data
INIT:   INPUT   SA,03           ;LOAD M[03] TO SA
        SUB     SA,00           ;COMPARE SA TO 00
        JUMP    NZ,CHK          ;DATA IN MEMORY, PROCEED
        LOAD    SA,00           ;NO DATA, LOAD 00 TO SA, no write, signal done
        OUTPUT  SA,FF           ;WRITE 00 TO M[FF], no write, signal done
        JUMP    WAIT            ;WAIT

;Assembly code to process data
CHK:    ;Assembly code goes here 

;Signal KCPSM Interface that process is done, and needs to write it out
DONE:   LOAD    SA,FF           ;LOAD FF TO SA, signal done
        OUTPUT  SA,FF           ;WRITE FF TO M[FF], write, signal done

;Jump to end of program, Suspend KCPSM
        ADDRESS FE
WAIT:   JUMP    WAIT