6th-Sem-Microcontrollers/Ones_Zeros.ewp at master · raunakpriya/6th-Sem-Microcontrollers · GitHub

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#include "msp430.h"                     ; #define controlled include file

ORG 0X3010

DW 0X2010

        NAME    main                    ; module name


        PUBLIC  main                    ; make the main label vissible

                                        ; outside this module

        ORG     0FFFEh

        DC16    init                    ; set reset vector to 'init' label


        RSEG    CSTACK                  ; pre-declaration of segment

        RSEG    CODE                    ; place program in 'CODE' segment


init:   MOV     #SFE(CSTACK), SP        ; set up stack


main:   NOP                             ; main program

        MOV.W   #WDTPW+WDTHOLD,&WDTCTL  ; Stop watchdog timer

CLR.W R5
MOV.W 0X3010(R5),R6
CLR.W R8
MOV.W #0X0010 ,R7
NEXT: RRC.W R6
JNC DOWN
INC R8
DOWN: DEC R7
JNZ NEXT
MOV.W #0X0010, R9
SUB.W R8, R9
MOV.W R9, 0X3020(R5)
MOV.W R8, 0X3030(R5)
JMP $
END